US StockDetailed Quotes

Provided by Tiger Trade Technology Pte. Ltd.

MDU Resources

20.35

-0.0500-0.25%

Post-market: 20.15-0.2000-0.98%17:31 EDT

Volume:2.35M

Turnover:47.97M

Market Cap:4.16B

PE:22.00

High:20.50

Open:20.30

Low:20.23

Close:20.40

52wk High:21.49

52wk Low:15.04

Shares:204.38M

Float Shares:201.59M

Volume Ratio:1.11

T/O Rate:1.17%

Dividend:0.54

Dividend Rate:2.65%

EPS(TTM):0.9251

EPS(LYR):0.9251

ROE:7.01%

ROA:2.49%

PB:1.50

PE(LYR):22.00

Loading ...

Overview Company News Filings

Major Issues Report

Form 8-K - Current report

Beneficial Ownership Change

SC 13D/A [Amend] - General statement of acquisition of beneficial ownership

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Quarterly Report

10-Q - Quarterly report [Sections 13 or 15(d)]

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Beneficial Ownership Change

SC 13D/A [Amend] - General statement of acquisition of beneficial ownership

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Annual Report

10-K - Annual report [Section 13 and 15(d), not S-K Item 405]

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Beneficial Ownership Change

SC 13G/A [Amend] - Statement of acquisition of beneficial ownership by individuals

Major Issues Report

8-K - Current report

Major Issues Report

8-K - Current report

Beneficial Ownership Change

SC 13D/A [Amend] - General statement of acquisition of beneficial ownership

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers | Global Stocks, Options & Futures Trading App","description":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","keywords":"tiger brokers,tiger trade,tiger brokers singapore,broker online,stock trading in singapore,share trading singapore,brokerage firm singapore,trading app,stock broker singapore,stock trading platforms,trading account","social":{"ogDescription":"Tiger Brokers, one-stop investment in US stocks, SGX stocks, HK stocks, A-shares & other global assets. One of the best stock trading platforms in Singapore.","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.be62fbe1.png","ogUrl":"https://www.itiger.com/stock/MDU/filings?page=4"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"SGP","license":"TBSG","edition":"fundamental","symbol":"MDU","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"MDU\",,,,,undefined,":{"symbol":"MDU","market":"US","secType":"STK","nameCN":"MDU Resources","latestPrice":20.35,"timestamp":1773864000000,"preClose":20.4,"halted":0,"volume":2354316,"hourTrading":{"tag":"盘后","latestPrice":20.15,"preClose":20.35,"latestTime":"17:31 EDT","volume":836281,"amount":17018033.35,"timestamp":1773869489400,"change":-0.2,"changeRate":-0.009828,"amplitude":0.010319},"delay":0,"changeRate":-0.0024509803921567235,"floatShares":201591967,"shares":204382800,"eps":0.925129,"marketStatus":"Closed","change":-0.05,"latestTime":"03-18 16:00:00 EDT","open":20.3,"high":20.495,"low":20.23,"amount":47972375.234542,"amplitude":0.01299,"askPrice":0,"askSize":0,"bidPrice":0,"bidSize":0,"shortable":3,"etf":0,"ttmEps":0.925129,"tradingStatus":0,"nextMarketStatus":{"tag":"Pre-Mkt","tradingStatus":1,"beginTime":1773907200000},"marketStatusCode":5,"adr":0,"adrRate":0,"listingDate":838958400000,"exchange":"NYSE","adjPreClose":20.4,"dividendRate":0.026536,"preHourTrading":{"tag":"盘前","latestPrice":20.12,"preClose":20.4,"latestTime":"09:15 EDT","volume":51,"amount":1015.2000840000001,"timestamp":1773839739083,"change":-0.28,"changeRate":-0.013725,"amplitude":0.013725},"postHourTrading":{"tag":"盘后","latestPrice":20.15,"preClose":20.35,"latestTime":"17:31 EDT","volume":836281,"amount":17018033.35,"timestamp":1773869489400,"change":-0.2,"changeRate":-0.009828,"amplitude":0.010319},"volumeRatio":1.113645,"impliedVol":0.242,"impliedVolPercentile":0.3307},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"MDU\",,,,,undefined,":{"symbol":"MDU","floatShares":201591967,"roa":"2.49%","roe":"7.01%","lyrEps":0.925129,"volumeRatio":1.113645,"shares":204382800,"dividePrice":0.54,"high":20.495,"amplitude":0.01299,"preClose":20.4,"low":20.23,"week52Low":15.04,"pbRate":"1.50","psRate":"2.22","week52High":21.49,"institutionHeld":0.9708,"latestPrice":20.35,"eps":0.925129,"divideRate":0.026536,"volume":2354316,"delay":0,"ttmEps":0.925129,"open":20.3,"prevYearClose":19.52,"prevWeekClose":21.1,"prevMonthClose":20.68,"prevQuarterClose":19.52,"fiveDayClose":20.97,"twentyDayClose":20.36,"sixtyDayClose":19.17,"dividendPayoutRate":0.5794121970559423,"dividendFrequency":"Q","dividendGrowthYears":1,"dividendGrowthRate":0.058823529411764754,"fiveYearAvgDividendRate":0.02948874103737888},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/MDU\",params:#limit:5,,,undefined,":[{"date":"2026-03-12","symbol":"MDU","amount":0.14,"announcedDate":"2026-02-19","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2026-03-12","defaultRemindTime":1773322200000,"name":"MDU Resources Group Inc","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2026-04-01","payableDate":"2026-03-12","currency":"USD","dateTimestamp":1773288000000,"payDate":"2026-04-01"},{"market":"US","date":"2026-02-05","symbol":"MDU","fiscalQuarterEnding":"2025/12","expectedEps":0.37,"name":null,"time":"Pre-Market","type":"earning","dateTimestamp":1770267600000,"reportTimeType":"pre","actualEps":0.34},{"date":"2025-12-11","symbol":"MDU","amount":0.14,"announcedDate":"2025-11-13","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2025-12-11","defaultRemindTime":1765463400000,"name":"MDU Resources Group Inc","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2026-01-01","payableDate":"2025-12-11","currency":"USD","dateTimestamp":1765429200000,"payDate":"2026-01-01"},{"market":"US","date":"2025-11-06","symbol":"MDU","fiscalQuarterEnding":"2025/09","expectedEps":0.07,"name":null,"time":"Pre-Market","type":"earning","dateTimestamp":1762405200000,"reportTimeType":"pre","actualEps":0.09},{"date":"2025-09-11","symbol":"MDU","amount":0.14,"announcedDate":"2025-08-14","type":"dividend","lastAmount":null,"market":"US","newRecordDate":"2025-09-11","defaultRemindTime":1757597400000,"name":"MDU Resources Group Inc","lastCurrency":null,"lastExecuteDate":null,"recordDate":"2025-10-01","payableDate":"2025-09-11","currency":"USD","dateTimestamp":1757563200000,"payDate":"2025-10-01"}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"MDU\",market:\"US\",,,undefined,":[{"executeDate":"2016-06-07","recordDate":"2016-06-09","paymentDate":"2016-07-01","value":0.1875,"currency":"USD"},{"executeDate":"2016-09-06","recordDate":"2016-09-08","paymentDate":"2016-10-01","value":0.1875,"currency":"USD"},{"executeDate":"2016-12-06","recordDate":"2016-12-08","paymentDate":"2017-01-01","value":0.1925,"currency":"USD"},{"executeDate":"2017-03-07","recordDate":"2017-03-09","paymentDate":"2017-04-01","value":0.1925,"currency":"USD"},{"executeDate":"2017-06-06","recordDate":"2017-06-08","paymentDate":"2017-07-01","value":0.1925,"currency":"USD"}],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"MDU\",market:\"US\",delay:false,,,undefined,":{"strongBuy":0.5714,"buy":0,"hold":0.4286,"sell":0,"strongSell":0,"meanLabel":"BUY","meanPercent":0,"analysts":7,"updateTime":1766635200000},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/MDU\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"MDU","date":"2026-03-17","current":21.996932,"percent":0.939856,"low":7.56446,"twenty":11.03685,"median":14.608517,"eighty":17.218754,"high":25.756639,"avg":14.594405,"sd":3.731905,"marketCap":4212329940},"quantilePoints":[{"date":"2021-03-19","current":15.786687,"twenty":-9.049186,"median":15.029137,"eighty":18.930074,"marketCap":6160044349},{"date":"2021-03-26","current":16.079604,"twenty":-9.048525,"median":15.07816,"eighty":18.929887,"marketCap":6274342047},{"date":"2021-04-01","current":16.396474,"twenty":-9.048525,"median":15.132923,"eighty":18.929887,"marketCap":6397986276},{"date":"2021-04-09","current":16.381006,"twenty":-9.049186,"median":15.219932,"eighty":18.930074,"marketCap":6391950440},{"date":"2021-04-16","current":16.937867,"twenty":-9.049186,"median":15.314755,"eighty":18.930074,"marketCap":6609240540},{"date":"2021-04-23","current":17.242079,"twenty":-9.049186,"median":15.389414,"eighty":18.930074,"marketCap":6727945317},{"date":"2021-04-30","current":17.252391,"twenty":-9.049186,"median":15.429856,"eighty":18.930074,"marketCap":6731969208},{"date":"2021-05-07","current":16.661484,"twenty":-9.049186,"median":15.501696,"eighty":18.930074,"marketCap":6951271253},{"date":"2021-05-14","current":16.61326,"twenty":-9.049186,"median":15.543744,"eighty":18.930074,"marketCap":6931151799},{"date":"2021-05-21","current":16.338382,"twenty":-9.049186,"median":15.59931,"eighty":18.930074,"marketCap":6816470913},{"date":"2021-05-28","current":16.232288,"twenty":-9.049186,"median":15.739128,"eighty":18.930074,"marketCap":6772208115},{"date":"2021-06-04","current":16.299802,"twenty":-9.049186,"median":15.776481,"eighty":18.930074,"marketCap":6800375350},{"date":"2021-06-11","current":16.077971,"twenty":-9.049186,"median":15.873323,"eighty":18.930074,"marketCap":6707825863},{"date":"2021-06-18","current":14.780738,"twenty":-9.049186,"median":15.873323,"eighty":18.930074,"marketCap":6166612559},{"date":"2021-06-25","current":15.393186,"twenty":-9.048525,"median":15.857181,"eighty":18.929887,"marketCap":6422129621},{"date":"2021-07-02","current":15.195467,"twenty":-9.048525,"median":15.857181,"eighty":18.929887,"marketCap":6339639860},{"date":"2021-07-09","current":15.065261,"twenty":-9.048525,"median":15.857181,"eighty":18.929887,"marketCap":6285317335},{"date":"2021-07-16","current":15.12313,"twenty":-9.048525,"median":15.857181,"eighty":18.929887,"marketCap":6309460680},{"date":"2021-07-23","current":15.166532,"twenty":-9.048525,"median":15.857181,"eighty":18.929887,"marketCap":6327568188},{"date":"2021-07-30","current":15.296738,"twenty":-9.048525,"median":15.857181,"eighty":18.929887,"marketCap":6381890713},{"date":"2021-08-06","current":15.934979,"twenty":-9.043896,"median":15.889465,"eighty":18.929887,"marketCap":6655928978},{"date":"2021-08-13","current":15.983443,"twenty":-9.004882,"median":15.927008,"eighty":18.929887,"marketCap":6676172071},{"date":"2021-08-20","current":15.702351,"twenty":-8.9824,"median":15.930576,"eighty":18.929887,"marketCap":6558762132},{"date":"2021-08-27","current":15.673273,"twenty":-8.969175,"median":15.930576,"eighty":18.929887,"marketCap":6546616276},{"date":"2021-09-03","current":15.590884,"twenty":-8.953305,"median":15.930576,"eighty":18.929887,"marketCap":6512203018},{"date":"2021-09-10","current":14.951158,"twenty":-8.934129,"median":15.930576,"eighty":18.929887,"marketCap":6244994190},{"date":"2021-09-17","current":14.524675,"twenty":-8.899082,"median":15.930576,"eighty":18.929887,"marketCap":6066854972},{"date":"2021-09-24","current":14.277508,"twenty":-8.840893,"median":15.930576,"eighty":18.929887,"marketCap":5963615197},{"date":"2021-10-01","current":14.684606,"twenty":-8.822378,"median":15.930576,"eighty":18.929887,"marketCap":6133657179},{"date":"2021-10-08","current":14.946312,"twenty":-8.753608,"median":15.930576,"eighty":18.929887,"marketCap":6242969881},{"date":"2021-10-15","current":15.004469,"twenty":-8.717239,"median":15.930576,"eighty":18.929887,"marketCap":6267261592},{"date":"2021-10-22","current":15.115936,"twenty":-8.641857,"median":15.930576,"eighty":18.929887,"marketCap":6313820706},{"date":"2021-10-29","current":14.893002,"twenty":-8.625325,"median":15.928792,"eighty":18.9297,"marketCap":6220702478},{"date":"2021-11-05","current":14.510272,"twenty":11.127817,"median":15.928792,"eighty":18.9297,"marketCap":5860568326},{"date":"2021-11-12","current":14.55055,"twenty":11.85635,"median":15.928792,"eighty":18.9297,"marketCap":5876836386},{"date":"2021-11-19","current":14.334054,"twenty":12.323536,"median":15.928792,"eighty":18.9297,"marketCap":5789395567},{"date":"2021-11-26","current":14.238393,"twenty":12.446307,"median":15.928792,"eighty":18.9297,"marketCap":5750758927},{"date":"2021-12-03","current":14.157837,"twenty":12.570815,"median":15.928792,"eighty":18.9297,"marketCap":5718222808},{"date":"2021-12-10","current":14.389437,"twenty":12.621353,"median":15.928792,"eighty":18.9297,"marketCap":5811764149},{"date":"2021-12-17","current":14.731803,"twenty":12.697566,"median":15.928792,"eighty":18.9297,"marketCap":5950042652},{"date":"2021-12-23","current":14.847603,"twenty":12.751353,"median":15.928792,"eighty":18.9297,"marketCap":5996813322},{"date":"2021-12-31","current":15.5273,"twenty":12.820427,"median":15.928792,"eighty":18.9297,"marketCap":6271336821},{"date":"2022-01-07","current":15.834423,"twenty":12.87255,"median":15.927008,"eighty":18.929513,"marketCap":6395380773},{"date":"2022-01-14","current":15.335978,"twenty":12.934243,"median":15.927008,"eighty":18.929513,"marketCap":6194063540},{"date":"2022-01-21","current":14.595864,"twenty":13.004597,"median":15.927008,"eighty":18.929513,"marketCap":5895137952},{"date":"2022-01-28","current":14.671386,"twenty":13.0509,"median":15.918515,"eighty":18.929326,"marketCap":5925640563},{"date":"2022-02-04","current":14.359228,"twenty":13.11976,"median":15.918515,"eighty":18.929326,"marketCap":5799563104},{"date":"2022-02-11","current":14.64371,"twenty":13.141401,"median":15.918515,"eighty":18.929326,"marketCap":5537240650},{"date":"2022-02-18","current":14.848066,"twenty":13.168446,"median":15.918515,"eighty":18.929326,"marketCap":5614513931},{"date":"2022-02-25","current":14.579176,"twenty":13.197467,"median":15.918515,"eighty":18.929326,"marketCap":5512838561},{"date":"2022-03-04","current":14.22962,"twenty":13.234754,"median":15.918515,"eighty":18.929326,"marketCap":5380660580},{"date":"2022-03-11","current":13.546642,"twenty":13.251682,"median":15.918515,"eighty":18.929326,"marketCap":5122405140},{"date":"2022-03-18","current":13.853175,"twenty":13.279517,"median":15.918515,"eighty":18.929326,"marketCap":5238315062},{"date":"2022-03-25","current":13.799398,"twenty":13.286426,"median":15.918515,"eighty":18.929326,"marketCap":5217979988},{"date":"2022-04-01","current":14.412465,"twenty":13.302807,"median":15.918515,"eighty":18.929326,"marketCap":5449799832},{"date":"2022-04-08","current":14.412465,"twenty":13.325055,"median":15.918515,"eighty":18.929326,"marketCap":5449799832},{"date":"2022-04-14","current":14.611443,"twenty":13.358793,"median":15.918515,"eighty":18.929326,"marketCap":5525039605},{"date":"2022-04-22","current":14.654465,"twenty":13.385654,"median":15.918515,"eighty":18.929326,"marketCap":5541307665},{"date":"2022-04-29","current":13.853175,"twenty":13.412739,"median":15.918515,"eighty":18.929326,"marketCap":5238315062},{"date":"2022-05-06","current":14.550915,"twenty":13.429118,"median":15.918515,"eighty":18.929326,"marketCap":5205778944},{"date":"2022-05-13","current":14.704382,"twenty":13.460897,"median":15.918515,"eighty":18.929326,"marketCap":5260683643},{"date":"2022-05-20","current":15.102258,"twenty":13.518651,"median":15.918515,"eighty":18.929326,"marketCap":5403029161},{"date":"2022-05-27","current":15.602446,"twenty":13.547905,"median":15.918515,"eighty":18.929326,"marketCap":5581977813},{"date":"2022-06-03","current":15.556974,"twenty":13.57829,"median":15.918515,"eighty":18.929326,"marketCap":5565709753},{"date":"2022-06-10","current":15.403508,"twenty":13.636479,"median":15.918515,"eighty":18.929326,"marketCap":5510805054},{"date":"2022-06-17","current":14.795325,"twenty":13.685473,"median":15.918515,"eighty":18.929326,"marketCap":5293219762},{"date":"2022-06-24","current":15.812752,"twenty":13.709648,"median":15.927008,"eighty":18.929513,"marketCap":5657217586},{"date":"2022-07-01","current":15.727493,"twenty":13.736824,"median":15.927008,"eighty":18.929513,"marketCap":5626714975},{"date":"2022-07-08","current":15.198885,"twenty":13.76515,"median":15.927008,"eighty":18.929513,"marketCap":5437598787},{"date":"2022-07-15","current":15.272777,"twenty":13.800566,"median":15.927008,"eighty":18.929513,"marketCap":5464034383},{"date":"2022-07-22","current":15.323932,"twenty":13.820435,"median":15.927008,"eighty":18.929513,"marketCap":5482335950},{"date":"2022-07-29","current":16.239048,"twenty":13.84461,"median":15.934979,"eighty":18.929513,"marketCap":5809730641},{"date":"2022-08-05","current":18.089939,"twenty":13.861899,"median":15.949167,"eighty":18.929513,"marketCap":5937841608},{"date":"2022-08-12","current":19.328976,"twenty":13.895475,"median":15.990488,"eighty":18.937813,"marketCap":6344543088},{"date":"2022-08-19","current":19.756444,"twenty":13.916956,"median":16.077971,"eighty":18.959153,"marketCap":6484855098},{"date":"2022-08-26","current":19.260829,"twenty":13.926903,"median":16.123795,"eighty":18.974807,"marketCap":6322174506},{"date":"2022-09-02","current":18.554578,"twenty":13.947576,"median":16.182382,"eighty":18.977295,"marketCap":6090354663},{"date":"2022-09-09","current":18.95107,"twenty":13.982242,"median":16.198531,"eighty":18.977295,"marketCap":6220499136},{"date":"2022-09-16","current":18.269599,"twenty":14.047785,"median":16.232288,"eighty":18.977295,"marketCap":5996813322},{"date":"2022-09-23","current":17.501397,"twenty":14.098987,"median":16.267571,"eighty":18.977295,"marketCap":5744658405},{"date":"2022-09-30","current":16.94383,"twenty":14.128366,"median":16.299802,"eighty":18.977295,"marketCap":5561642739},{"date":"2022-10-07","current":17.148271,"twenty":14.156738,"median":16.348027,"eighty":18.977295,"marketCap":5628748483},{"date":"2022-10-14","current":17.086319,"twenty":14.199999,"median":16.396251,"eighty":18.977295,"marketCap":5608413409},{"date":"2022-10-21","current":17.730618,"twenty":14.227451,"median":16.446897,"eighty":18.977295,"marketCap":5819898178},{"date":"2022-10-28","current":17.761594,"twenty":14.252888,"median":16.478232,"eighty":18.977295,"marketCap":5830065715},{"date":"2022-11-04","current":17.502401,"twenty":14.265547,"median":16.510374,"eighty":18.974807,"marketCap":5897171460},{"date":"2022-11-11","current":18.250779,"twenty":14.265547,"median":16.510374,"eighty":18.959657,"marketCap":6149326377},{"date":"2022-11-18","current":18.449945,"twenty":14.265547,"median":16.510374,"eighty":18.94355,"marketCap":6216432121},{"date":"2022-11-25","current":18.968981,"twenty":14.265547,"median":16.510374,"eighty":18.932428,"marketCap":6391313758},{"date":"2022-12-02","current":19.041405,"twenty":14.265547,"median":16.510374,"eighty":18.929513,"marketCap":6415715847},{"date":"2022-12-09","current":18.468051,"twenty":14.265547,"median":16.510374,"eighty":18.903173,"marketCap":6222532644},{"date":"2022-12-16","current":17.804166,"twenty":14.265547,"median":16.510374,"eighty":18.894585,"marketCap":5998846830},{"date":"2022-12-23","current":18.347344,"twenty":14.265547,"median":16.510374,"eighty":18.877709,"marketCap":6181862496},{"date":"2022-12-30","current":18.311133,"twenty":14.265547,"median":16.510374,"eighty":18.868818,"marketCap":6169661451},{"date":"2023-01-06","current":18.425803,"twenty":14.265547,"median":16.510374,"eighty":18.849464,"marketCap":6208298092},{"date":"2023-01-13","current":18.655145,"twenty":14.265547,"median":16.510374,"eighty":18.829946,"marketCap":6285571373},{"date":"2023-01-20","current":18.130073,"twenty":14.265547,"median":16.510374,"eighty":18.814311,"marketCap":6108656229},{"date":"2023-01-27","current":18.468051,"twenty":14.265547,"median":16.510374,"eighty":18.791613,"marketCap":6222532644},{"date":"2023-02-03","current":18.715498,"twenty":14.265547,"median":16.510374,"eighty":18.781981,"marketCap":6305906447},{"date":"2023-02-10","current":17.037705,"twenty":14.265547,"median":16.510374,"eighty":18.778193,"marketCap":6261169284},{"date":"2023-02-17","current":17.441652,"twenty":14.265547,"median":16.510374,"eighty":18.771719,"marketCap":6409615324},{"date":"2023-02-24","current":17.707261,"twenty":14.265547,"median":16.510374,"eighty":18.766199,"marketCap":6507223680},{"date":"2023-03-03","current":17.531572,"twenty":14.265547,"median":16.510374,"eighty":18.763275,"marketCap":6442659974},{"date":"2023-03-10","current":16.539742,"twenty":14.265547,"median":16.510374,"eighty":18.763275,"marketCap":6078173206},{"date":"2023-03-17","current":16.085384,"twenty":14.265547,"median":16.478232,"eighty":18.747649,"marketCap":5911201613},{"date":"2023-03-24","current":16.102007,"twenty":14.265547,"median":16.453245,"eighty":18.723803,"marketCap":5917310330},{"date":"2023-03-31","current":16.888822,"twenty":14.266406,"median":16.450071,"eighty":18.707391,"marketCap":6206456258},{"date":"2023-04-06","current":16.534201,"twenty":14.266406,"median":16.450071,"eighty":18.684407,"marketCap":6076136967},{"date":"2023-04-14","current":16.661643,"twenty":14.265547,"median":16.446897,"eighty":18.668039,"marketCap":6122970462},{"date":"2023-04-21","current":16.52866,"twenty":14.265547,"median":16.43483,"eighty":18.646821,"marketCap":6074100728},{"date":"2023-04-28","current":16.113089,"twenty":14.265547,"median":16.405896,"eighty":18.626513,"marketCap":5921382808},{"date":"2023-05-05","current":15.459084,"twenty":14.265547,"median":16.395677,"eighty":18.616942,"marketCap":5782918561},{"date":"2023-05-12","current":15.895681,"twenty":14.265547,"median":16.338382,"eighty":18.600863,"marketCap":5946240491},{"date":"2023-05-19","current":15.781363,"twenty":14.264687,"median":16.322435,"eighty":18.587145,"marketCap":5903476433},{"date":"2023-05-26","current":15.993668,"twenty":14.264687,"median":16.281178,"eighty":18.580491,"marketCap":5982895398},{"date":"2023-06-02","current":10.713254,"twenty":14.2628,"median":16.264397,"eighty":18.574328,"marketCap":4007603180},{"date":"2023-06-09","current":11.355613,"twenty":14.239186,"median":16.235668,"eighty":18.564022,"marketCap":4247896460},{"date":"2023-06-16","current":11.235851,"twenty":14.219716,"median":16.202108,"eighty":18.550183,"marketCap":4203096018},{"date":"2023-06-23","current":11.099758,"twenty":14.184156,"median":16.185073,"eighty":18.542016,"marketCap":4152186425},{"date":"2023-06-30","current":11.437269,"twenty":14.15509,"median":16.163507,"eighty":18.535087,"marketCap":4278442216},{"date":"2023-07-07","current":11.377388,"twenty":14.13282,"median":16.118442,"eighty":18.522368,"marketCap":4256041995},{"date":"2023-07-14","current":11.840105,"twenty":14.101291,"median":16.087724,"eighty":18.513144,"marketCap":4429134612},{"date":"2023-07-21","current":11.959867,"twenty":14.053591,"median":16.065804,"eighty":18.498227,"marketCap":4473935054},{"date":"2023-07-28","current":12.003417,"twenty":13.982242,"median":15.986966,"eighty":18.488077,"marketCap":4490226124},{"date":"2023-08-04","current":10.034405,"twenty":13.941824,"median":15.961006,"eighty":18.476571,"marketCap":4355824798},{"date":"2023-08-11","current":9.940261,"twenty":13.924561,"median":15.944673,"eighty":18.471409,"marketCap":4315097123},{"date":"2023-08-18","current":9.602508,"twenty":13.913614,"median":15.92946,"eighty":18.464191,"marketCap":4168477495},{"date":"2023-08-25","current":9.405485,"twenty":13.892169,"median":15.893566,"eighty":18.449945,"marketCap":4082949378},{"date":"2023-09-01","current":9.550907,"twenty":13.859602,"median":15.882582,"eighty":18.424097,"marketCap":4146077274},{"date":"2023-09-08","current":9.147479,"twenty":13.84461,"median":15.854861,"eighty":18.418284,"marketCap":3970948273},{"date":"2023-09-15","current":9.330429,"twenty":13.826286,"median":15.833225,"eighty":18.407217,"marketCap":4050367238},{"date":"2023-09-22","current":9.503997,"twenty":13.800699,"median":15.795765,"eighty":18.407217,"marketCap":4125713436},{"date":"2023-09-29","current":9.274137,"twenty":13.766543,"median":15.778223,"eighty":18.407217,"marketCap":4025930634},{"date":"2023-10-06","current":8.894165,"twenty":13.731696,"median":15.748223,"eighty":18.407217,"marketCap":3860983552},{"date":"2023-10-13","current":8.96453,"twenty":13.70951,"median":15.724615,"eighty":18.407217,"marketCap":3891529308},{"date":"2023-10-20","current":8.87071,"twenty":13.681511,"median":15.669702,"eighty":18.407217,"marketCap":3850801633},{"date":"2023-10-27","current":8.715906,"twenty":13.643931,"median":15.658215,"eighty":18.407506,"marketCap":3783600970},{"date":"2023-11-03","current":10.596737,"twenty":13.596937,"median":15.64135,"eighty":18.407506,"marketCap":3826365028},{"date":"2023-11-10","current":10.23093,"twenty":13.548954,"median":15.606333,"eighty":18.407506,"marketCap":3694000086},{"date":"2023-11-17","current":10.541129,"twenty":13.523081,"median":15.582367,"eighty":18.407506,"marketCap":3806001191},{"date":"2023-11-24","current":10.721609,"twenty":13.48177,"median":15.562658,"eighty":18.407506,"marketCap":3871165470},{"date":"2023-12-01","current":10.794928,"twenty":13.440955,"median":15.529743,"eighty":18.407506,"marketCap":3897638459},{"date":"2023-12-08","current":10.811848,"twenty":13.418043,"median":15.501696,"eighty":18.407409,"marketCap":3903747610},{"date":"2023-12-15","current":11.189727,"twenty":13.392694,"median":15.476952,"eighty":18.407409,"marketCap":4040185320},{"date":"2023-12-22","current":11.110768,"twenty":13.372268,"median":15.429435,"eighty":18.407409,"marketCap":4011675948},{"date":"2023-12-27","current":11.302527,"twenty":13.357534,"median":15.429435,"eighty":18.407409,"marketCap":4080912994},{"date":"2024-01-05","current":10.935928,"twenty":13.325714,"median":15.441709,"eighty":18.407698,"marketCap":3948548052},{"date":"2024-01-12","current":11.020528,"twenty":13.303281,"median":15.431927,"eighty":18.407698,"marketCap":3979093808},{"date":"2024-01-19","current":10.704689,"twenty":13.286455,"median":15.418928,"eighty":18.408306,"marketCap":3865056319},{"date":"2024-01-26","current":10.969768,"twenty":13.280847,"median":15.361152,"eighty":18.407698,"marketCap":3960766354},{"date":"2024-02-02","current":11.251767,"twenty":13.258413,"median":15.324187,"eighty":18.407698,"marketCap":4062585541},{"date":"2024-02-09","current":9.762071,"twenty":13.236125,"median":15.296738,"eighty":18.406445,"marketCap":4048330855},{"date":"2024-02-16","current":10.238389,"twenty":13.213545,"median":15.278461,"eighty":18.39271,"marketCap":4245860077},{"date":"2024-02-23","current":10.336599,"twenty":13.179894,"median":15.245352,"eighty":18.380716,"marketCap":4286587751},{"date":"2024-03-01","current":10.648432,"twenty":13.155831,"median":15.230147,"eighty":18.36581,"marketCap":4415979471},{"date":"2024-03-08","current":10.879279,"twenty":13.128981,"median":15.210093,"eighty":18.342491,"marketCap":4511713343},{"date":"2024-03-15","current":11.129773,"twenty":13.066604,"median":15.193055,"eighty":18.341309,"marketCap":4615594779},{"date":"2024-03-22","current":11.365532,"twenty":13.011597,"median":15.159745,"eighty":18.330211,"marketCap":4713365542},{"date":"2024-03-28","current":12.033515,"twenty":12.939852,"median":15.144644,"eighty":18.316328,"marketCap":4990382705},{"date":"2024-04-05","current":12.22998,"twenty":12.877037,"median":15.11931,"eighty":18.288185,"marketCap":5071858341},{"date":"2024-04-12","current":12.008956,"twenty":12.815344,"median":15.102258,"eighty":18.279536,"marketCap":4980198250},{"date":"2024-04-19","current":11.591467,"twenty":12.748042,"median":15.072318,"eighty":18.260885,"marketCap":4807062524},{"date":"2024-04-26","current":12.180864,"twenty":12.677375,"median":15.063865,"eighty":18.250779,"marketCap":5051489432},{"date":"2024-05-03","current":10.704036,"twenty":12.596614,"median":15.018197,"eighty":18.236076,"marketCap":5108522377},{"date":"2024-05-10","current":10.915291,"twenty":12.569694,"median":14.994776,"eighty":18.200843,"marketCap":5209344455},{"date":"2024-05-17","current":10.723045,"twenty":12.456775,"median":14.965698,"eighty":18.179279,"marketCap":5117594748},{"date":"2024-05-24","current":10.761494,"twenty":12.383048,"median":14.952887,"eighty":18.15417,"marketCap":5135944690},{"date":"2024-05-31","current":10.782855,"twenty":12.313577,"median":14.941465,"eighty":18.152972,"marketCap":5146139101},{"date":"2024-06-07","current":10.453901,"twenty":12.214218,"median":14.900711,"eighty":18.135955,"marketCap":4989145159},{"date":"2024-06-14","current":10.458173,"twenty":12.118245,"median":14.882534,"eighty":18.115591,"marketCap":4991184041},{"date":"2024-06-21","current":10.795671,"twenty":12.057854,"median":14.870786,"eighty":18.089939,"marketCap":5152255748},{"date":"2024-06-28","current":10.723045,"twenty":12.003417,"median":14.847603,"eighty":18.051614,"marketCap":5117594748},{"date":"2024-07-05","current":10.49235,"twenty":11.959867,"median":14.811647,"eighty":18.015428,"marketCap":5007495100},{"date":"2024-07-12","current":10.808488,"twenty":11.834661,"median":14.795325,"eighty":17.928864,"marketCap":5158372396},{"date":"2024-07-19","current":11.175891,"twenty":11.791111,"median":14.776688,"eighty":17.87659,"marketCap":5333716279},{"date":"2024-07-26","current":11.611648,"twenty":11.618855,"median":14.751942,"eighty":17.78018,"marketCap":5541682281},{"date":"2024-08-02","current":11.081904,"twenty":11.57182,"median":14.704382,"eighty":17.646323,"marketCap":5288860867},{"date":"2024-08-09","current":12.253423,"twenty":11.509117,"median":14.684606,"eighty":17.531572,"marketCap":4987106277},{"date":"2024-08-16","current":12.373653,"twenty":11.509117,"median":14.654465,"eighty":17.501397,"marketCap":5036039453},{"date":"2024-08-23","current":12.624131,"twenty":11.509117,"median":14.636174,"eighty":17.44564,"marketCap":5137983572},{"date":"2024-08-30","current":12.869601,"twenty":11.509117,"median":14.61191,"eighty":17.413985,"marketCap":5237888808},{"date":"2024-09-06","current":12.388681,"twenty":11.509117,"median":14.605933,"eighty":17.321736,"marketCap":5042156101},{"date":"2024-09-13","current":13.731248,"twenty":11.509117,"median":14.579176,"eighty":17.270113,"marketCap":5588576576},{"date":"2024-09-20","current":13.666123,"twenty":11.509117,"median":14.55055,"eighty":17.242079,"marketCap":5562071105},{"date":"2024-09-27","current":13.731248,"twenty":11.509117,"median":14.525377,"eighty":17.216298,"marketCap":5588576576},{"date":"2024-10-04","current":13.651094,"twenty":11.509117,"median":14.505237,"eighty":17.179247,"marketCap":5555954458},{"date":"2024-10-11","current":14.317368,"twenty":11.509117,"median":14.480063,"eighty":17.092551,"marketCap":5827125813},{"date":"2024-10-18","current":15.168996,"twenty":11.509117,"median":14.459924,"eighty":17.030678,"marketCap":6173735816},{"date":"2024-10-25","current":14.417559,"twenty":11.509117,"median":14.452627,"eighty":16.937867,"marketCap":5867903460},{"date":"2024-11-01","current":7.56446,"twenty":11.483484,"median":14.44606,"eighty":16.82233,"marketCap":3078712378},{"date":"2024-11-08","current":9.215735,"twenty":11.426382,"median":14.419646,"eighty":16.661643,"marketCap":3655716089},{"date":"2024-11-15","current":9.426468,"twenty":11.377388,"median":14.412465,"eighty":16.618083,"marketCap":3739310266},{"date":"2024-11-22","current":10.248843,"twenty":11.339282,"median":14.389437,"eighty":16.578529,"marketCap":4065531445},{"date":"2024-11-29","current":10.300241,"twenty":11.296769,"median":14.379283,"eighty":16.539742,"marketCap":4085920269},{"date":"2024-12-06","current":10.00727,"twenty":11.21952,"median":14.359228,"eighty":16.517578,"marketCap":3969703974},{"date":"2024-12-13","current":9.6886,"twenty":11.189727,"median":14.317368,"eighty":16.478791,"marketCap":3843293267},{"date":"2024-12-20","current":9.303112,"twenty":11.172807,"median":14.283769,"eighty":16.43483,"marketCap":3690377089},{"date":"2024-12-27","current":9.35451,"twenty":11.129773,"median":14.262969,"eighty":16.396251,"marketCap":3710765913},{"date":"2025-01-03","current":9.333951,"twenty":11.110768,"median":14.243428,"eighty":16.381006,"marketCap":3702610383},{"date":"2025-01-10","current":9.112938,"twenty":11.093225,"median":14.226909,"eighty":16.325268,"marketCap":3614938442},{"date":"2025-01-17","current":9.462447,"twenty":11.075268,"median":14.199316,"eighty":16.274884,"marketCap":3753582443},{"date":"2025-01-24","current":9.303112,"twenty":11.048728,"median":14.159477,"eighty":16.257365,"marketCap":3690377089},{"date":"2025-01-31","current":9.159196,"twenty":11.037249,"median":14.13282,"eighty":16.225253,"marketCap":3633288383},{"date":"2025-02-07","current":12.018257,"twenty":11.021479,"median":14.101634,"eighty":16.189242,"marketCap":3378428087},{"date":"2025-02-14","current":12.163317,"twenty":11.021479,"median":14.073671,"eighty":16.170099,"marketCap":3419205734},{"date":"2025-02-21","current":12.109784,"twenty":11.021479,"median":14.021414,"eighty":16.11969,"marketCap":3404157292},{"date":"2025-02-28","current":12.538642,"twenty":11.021479,"median":13.97302,"eighty":16.08076,"marketCap":3524712682},{"date":"2025-03-07","current":12.087978,"twenty":11.021241,"median":13.93922,"eighty":15.987533,"marketCap":3398027357},{"date":"2025-03-14","current":12.269698,"twenty":11.021241,"median":13.923087,"eighty":15.973541,"marketCap":3449110149},{"date":"2025-03-21","current":12.189741,"twenty":11.030709,"median":13.923087,"eighty":15.973541,"marketCap":3426633720},{"date":"2025-03-28","current":12.102516,"twenty":11.03705,"median":13.923087,"eighty":15.973541,"marketCap":3402113980},{"date":"2025-04-04","current":11.637314,"twenty":11.03705,"median":13.923087,"eighty":15.973541,"marketCap":3271342031},{"date":"2025-04-11","current":11.993484,"twenty":11.037249,"median":13.919535,"eighty":15.970298,"marketCap":3371464305},{"date":"2025-04-17","current":12.189741,"twenty":11.037249,"median":13.913614,"eighty":15.970298,"marketCap":3426633720},{"date":"2025-04-25","current":12.262429,"twenty":11.03705,"median":13.913614,"eighty":15.973541,"marketCap":3447066837},{"date":"2025-05-02","current":12.734899,"twenty":11.03705,"median":13.913614,"eighty":15.973541,"marketCap":3579882098},{"date":"2025-05-09","current":13.537646,"twenty":11.03705,"median":13.913614,"eighty":15.973541,"marketCap":3549232422},{"date":"2025-05-16","current":13.576615,"twenty":11.03705,"median":13.913614,"eighty":15.973541,"marketCap":3559448981},{"date":"2025-05-23","current":13.163549,"twenty":11.03705,"median":13.913614,"eighty":15.973541,"marketCap":3451153461},{"date":"2025-05-30","current":13.350598,"twenty":11.03705,"median":13.903056,"eighty":15.973541,"marketCap":3500192942},{"date":"2025-06-06","current":13.085612,"twenty":11.03705,"median":13.869879,"eighty":15.973541,"marketCap":3430720344},{"date":"2025-06-13","current":12.9765,"twenty":11.03705,"median":13.859602,"eighty":15.973541,"marketCap":3402113980},{"date":"2025-06-20","current":12.579022,"twenty":11.03685,"median":13.862512,"eighty":15.976785,"marketCap":3297905083},{"date":"2025-06-27","current":12.758277,"twenty":11.03685,"median":13.862512,"eighty":15.976785,"marketCap":3344901252},{"date":"2025-07-03","current":13.101199,"twenty":11.03685,"median":13.850486,"eighty":15.976785,"marketCap":3434806967},{"date":"2025-07-11","current":12.937532,"twenty":11.03685,"median":13.846204,"eighty":15.976785,"marketCap":3391897422},{"date":"2025-07-18","current":13.241486,"twenty":11.03685,"median":13.846204,"eighty":15.976785,"marketCap":3471586578},{"date":"2025-07-25","current":13.140168,"twenty":11.03685,"median":13.845857,"eighty":15.976785,"marketCap":3445023526},{"date":"2025-08-01","current":13.444122,"twenty":11.03685,"median":13.842758,"eighty":15.976785,"marketCap":3524712682},{"date":"2025-08-08","current":15.472811,"twenty":11.03685,"median":13.845857,"eighty":15.976785,"marketCap":3334684694},{"date":"2025-08-15","current":15.766718,"twenty":11.03685,"median":13.865964,"eighty":15.983374,"marketCap":3398027357},{"date":"2025-08-22","current":15.501253,"twenty":11.03685,"median":13.91112,"eighty":15.983374,"marketCap":3340814629},{"date":"2025-08-29","current":15.56762,"twenty":11.03685,"median":13.933842,"eighty":15.983374,"marketCap":3355117811},{"date":"2025-09-05","current":15.396964,"twenty":11.036651,"median":13.962195,"eighty":15.983409,"marketCap":3318338200},{"date":"2025-09-12","current":15.548658,"twenty":11.03685,"median":14.028672,"eighty":15.983374,"marketCap":3351031188},{"date":"2025-09-19","current":15.25475,"twenty":11.03685,"median":14.099463,"eighty":15.983374,"marketCap":3287688525},{"date":"2025-09-26","current":16.174397,"twenty":11.03685,"median":14.13282,"eighty":16.042996,"marketCap":3485889760},{"date":"2025-10-03","current":16.762212,"twenty":11.03685,"median":14.16848,"eighty":16.083072,"marketCap":3612575085},{"date":"2025-10-10","current":17.748224,"twenty":11.03685,"median":14.221531,"eighty":16.132891,"marketCap":3825079502},{"date":"2025-10-17","current":18.013689,"twenty":11.03685,"median":14.241902,"eighty":16.17441,"marketCap":3882292230},{"date":"2025-10-24","current":18.658389,"twenty":11.03685,"median":14.272386,"eighty":16.194944,"marketCap":4021237425},{"date":"2025-10-31","current":18.430848,"twenty":11.03685,"median":14.299532,"eighty":16.236344,"marketCap":3972197944},{"date":"2025-11-07","current":24.885467,"twenty":11.03685,"median":14.340993,"eighty":16.265032,"marketCap":4213308725},{"date":"2025-11-14","current":24.899292,"twenty":11.03685,"median":14.366256,"eighty":16.281551,"marketCap":4213308725},{"date":"2025-11-21","current":24.730237,"twenty":11.03685,"median":14.389437,"eighty":16.327227,"marketCap":4184702361},{"date":"2025-11-28","current":25.551358,"twenty":11.03685,"median":14.405069,"eighty":16.367814,"marketCap":4323647557},{"date":"2025-12-05","current":23.504495,"twenty":11.03685,"median":14.414556,"eighty":16.396385,"marketCap":3977289696},{"date":"2025-12-12","current":23.721906,"twenty":11.03685,"median":14.440297,"eighty":16.45552,"marketCap":4014078604},{"date":"2025-12-19","current":23.154223,"twenty":11.03685,"median":14.453457,"eighty":16.483821,"marketCap":3918018678},{"date":"2025-12-26","current":23.721906,"twenty":11.03685,"median":14.471355,"eighty":16.519164,"marketCap":4014078604},{"date":"2026-01-02","current":23.576966,"twenty":11.03685,"median":14.497139,"eighty":16.537526,"marketCap":3989552665},{"date":"2026-01-09","current":24.253354,"twenty":11.03685,"median":14.51279,"eighty":16.579113,"marketCap":4104007045},{"date":"2026-01-16","current":24.664018,"twenty":11.03685,"median":14.51279,"eighty":16.624168,"marketCap":4173497204},{"date":"2026-01-23","current":24.965977,"twenty":11.03685,"median":14.51279,"eighty":16.661579,"marketCap":4224592910},{"date":"2026-01-30","current":24.79688,"twenty":11.03685,"median":14.529087,"eighty":16.771702,"marketCap":4195979315},{"date":"2026-02-06","current":21.640534,"twenty":11.03685,"median":14.550732,"eighty":16.861868,"marketCap":4120357671},{"date":"2026-02-13","current":22.338269,"twenty":11.03685,"median":14.583531,"eighty":16.941445,"marketCap":4253206505},{"date":"2026-02-20","current":21.737144,"twenty":11.03685,"median":14.600898,"eighty":17.025607,"marketCap":4138752125},{"date":"2026-02-27","current":21.941673,"twenty":11.03685,"median":14.608517,"eighty":17.07025,"marketCap":4177584861},{"date":"2026-03-06","current":22.821916,"twenty":11.03685,"median":14.608517,"eighty":17.172395,"marketCap":4345178774},{"date":"2026-03-13","current":22.435468,"twenty":11.03685,"median":14.608517,"eighty":17.214861,"marketCap":4271600958},{"date":"2026-03-17","current":22.124163,"twenty":11.03685,"median":14.608517,"eighty":17.218754,"marketCap":4212329940}],"updateTime":1773890122048},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"MDU\",pageSize:20,pageCount:4,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"16513547","market":"us","labels":[],"media":"sec.gov","original_id":"AN114036123027660-MDU","pdf_url":"","pub_time":1685623771000,"showTitleType":true,"size":0,"source":"sec_us","summary":"Form 8-K - Current report","symbol":"MDU","title":"Form 8-K - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000114036123027660/0001140361-23-027660-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 1.02: Termination of a Material Definitive Agreement;\nItem 2.01: Completion of Acquisition or Disposition of Assets;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 7.01: Regulation FD Disclosure;\nItem 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 2.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123027660/ny20009287x1_ex2-1.htm","primary":true,"translateUrl":"","linkName":"ny20009287x1_ex2-1.htm","type":"EX-2.1","id":"NTFILEAYb3eQKuxTb7EV9q","market":"us","size":388576},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123027660/ny20009287x1_8k.htm","primary":false,"translateUrl":"","linkName":"ny20009287x1_8k.htm","type":"8-K","id":"NTFILE2G19tSPPsEXTMAvK","market":"us","size":0},{"description":"EXHIBIT 10.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123027660/ny20009287x1_ex10-1.htm","primary":false,"translateUrl":"","linkName":"ny20009287x1_ex10-1.htm","type":"EX-10.1","id":"NTFILEEuyyiqPgrUebtRAS","market":"us","size":171740},{"description":"EXHIBIT 10.2","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123027660/ny20009287x1_ex10-2.htm","primary":false,"translateUrl":"","linkName":"ny20009287x1_ex10-2.htm","type":"EX-10.2","id":"NTFILE3527AzACQZ76nnFC","market":"us","size":384634},{"description":"EXHIBIT 10.3","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123027660/ny20009287x1_ex10-3.htm","primary":false,"translateUrl":"","linkName":"ny20009287x1_ex10-3.htm","type":"EX-10.3","id":"NTFILEGXrNqqqXGrap91xM","market":"us","size":286937},{"description":"EXHIBIT 10.4","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123027660/ny20009287x1_ex10-4.htm","primary":false,"translateUrl":"","linkName":"ny20009287x1_ex10-4.htm","type":"EX-10.4","id":"NTFILE5eQaYacwTVaWDvKf","market":"us","size":185293},{"description":"EXHIBIT 10.5","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123027660/ny20009287x1_ex10-5.htm","primary":false,"translateUrl":"","linkName":"ny20009287x1_ex10-5.htm","type":"EX-10.5","id":"NTFILEFrpg8W1gwrUqzg1o","market":"us","size":731625},{"description":"EXHIBIT 10.6","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123027660/ny20009287x1_ex10-6.htm","primary":false,"translateUrl":"","linkName":"ny20009287x1_ex10-6.htm","type":"EX-10.6","id":"NTFILE7cPtk2oqGafpAEMf","market":"us","size":825970},{"description":"EXHIBIT 10.7","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123027660/ny20009287x1_ex10-7.htm","primary":false,"translateUrl":"","linkName":"ny20009287x1_ex10-7.htm","type":"EX-10.7","id":"NTFILEoZ4iuoHtBssE7nzC","market":"us","size":797991},{"description":"EXHIBIT 99.1","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123027660/ny20009287x1_ex99-1.htm","primary":false,"translateUrl":"","linkName":"ny20009287x1_ex99-1.htm","type":"EX-99.1","id":"NTFILE3dS8ZTJeaKq9KQJh","market":"us","size":9594},{"description":"","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123027660/ny20009287x1_ex99-1img01.jpg","primary":false,"translateUrl":"","linkName":"ny20009287x1_ex99-1img01.jpg","type":"GRAPHIC","id":"NTFILEDUuMn13SEoUuH3YN","market":"us","size":13751}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-06-01 20:49","pubTimestamp":1685623771,"title_zh":"Form 8-K - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 1.02: Termination of a Material Definitive Agreement;\nItem 2.01: Completion of Acquisition or Disposition of Assets;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 7.01: Regulation FD Disclosure;\nItem 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16437249","market":"us","labels":[],"media":"sec.gov","original_id":"AN101143823000395-MDU","pdf_url":"","pub_time":1683820800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13D/A [Amend]  - General statement of acquisition of beneficial ownership","symbol":"MDU","title":"SC 13D/A [Amend]  - General statement of acquisition of beneficial ownership","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000101143823000395/0001011438-23-000395-index.htm","us_notice_code":"Form SC 13D/A","us_title_en":"SC 13D/A [Amend]  - General statement of acquisition of beneficial ownership","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000101143823000395/form_sc13da-mdu.htm","primary":true,"translateUrl":"","linkName":"form_sc13da-mdu.htm","type":"SC 13D/A","id":"NTFILEEEgUAih4APkNrimo","market":"us","size":50614}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2023-05-12 00:00","pubTimestamp":1683820800,"title_zh":"SC 13D/A [Amend]  - General statement of acquisition of beneficial ownership","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16436073","market":"us","labels":[],"media":"sec.gov","original_id":"AN114036123024278-MDU","pdf_url":"","pub_time":1683820800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MDU","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000114036123024278/0001140361-23-024278-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123024278/ny20008720x1_ex99-1.htm","primary":true,"translateUrl":"","linkName":"ny20008720x1_ex99-1.htm","type":"EX-99.1","id":"NTFILE7BoW6TPK8BgEmzKg","market":"us","size":5062472},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123024278/ny20008720x1_8k.htm","primary":false,"translateUrl":"","linkName":"ny20008720x1_8k.htm","type":"8-K","id":"NTFILE2qra4pJMv5LuU2Uc","market":"us","size":29322},{"description":"EXHIBIT 99.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123024278/ny20008720x1_ex99-2.htm","primary":false,"translateUrl":"","linkName":"ny20008720x1_ex99-2.htm","type":"EX-99.2","id":"NTFILE5KDPCyt8LwhWR3dQ","market":"us","size":9008},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123024278/logo_kniferiver.jpg","primary":false,"translateUrl":"","linkName":"logo_kniferiver.jpg","type":"GRAPHIC","id":"NTFILEHVx5jPWFHanaepGE","market":"us","size":48170},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123024278/logo_mdu.jpg","primary":false,"translateUrl":"","linkName":"logo_mdu.jpg","type":"GRAPHIC","id":"NTFILEGJj5fHRfZMcYy4TV","market":"us","size":30680},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123024278/ny20008720x1_ex99-2img01.jpg","primary":false,"translateUrl":"","linkName":"ny20008720x1_ex99-2img01.jpg","type":"GRAPHIC","id":"NTFILE75HdRxvARFwvezKH","market":"us","size":83718},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123024278/ny20008720x1_map01.jpg","primary":false,"translateUrl":"","linkName":"ny20008720x1_map01.jpg","type":"GRAPHIC","id":"NTFILEGMdMRyh4D4rnHmyi","market":"us","size":266409},{"description":"","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123024278/ny20008720x1_map02.jpg","primary":false,"translateUrl":"","linkName":"ny20008720x1_map02.jpg","type":"GRAPHIC","id":"NTFILE5dyH12gMjRm4rsTX","market":"us","size":164324},{"description":"","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123024278/sig_briangray.jpg","primary":false,"translateUrl":"","linkName":"sig_briangray.jpg","type":"GRAPHIC","id":"NTFILE63juPqFV6wQmB1Jy","market":"us","size":14860},{"description":"","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000114036123024278/sig_davidgoodin.jpg","primary":false,"translateUrl":"","linkName":"sig_davidgoodin.jpg","type":"GRAPHIC","id":"NTFILEAym7DpXRyr3YfooH","market":"us","size":17453}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-05-12 00:00","pubTimestamp":1683820800,"title_zh":"8-K  - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16436074","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000069-MDU","pdf_url":"","pub_time":1683734400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MDU","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000069/0000067716-23-000069-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 5.07: Submission of Matters to a Vote of Security Holders","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000069/mdu-20230509.htm","primary":true,"translateUrl":"","linkName":"mdu-20230509.htm","type":"8-K","id":"NTFILE5TnHDSq6E1Njb26T","market":"us","size":65491}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-05-11 00:00","pubTimestamp":1683734400,"title_zh":"8-K  - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 5.07: Submission of Matters to a Vote of Security Holders","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16397850","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000063-MDU","pdf_url":"","pub_time":1683129600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MDU","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000063/0000067716-23-000063-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"MDU RESOURCES GROUP, INC. EX 99","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000063/a2023q1ex99.htm","primary":true,"translateUrl":"","linkName":"a2023q1ex99.htm","type":"EX-99","id":"NTFILEGBfBAZv8TwaUVzv4","market":"us","size":480138},{"description":"MDU RESOURCES GROUP, INC. FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000063/mdu-20230504.htm","primary":false,"translateUrl":"","linkName":"mdu-20230504.htm","type":"8-K","id":"NTFILEHYv7Xd3dUVNSspxK","market":"us","size":32479},{"description":"MDU RESOURCES GROUP, INC. LOGO","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000063/mdurirpressreleasebasa18a.jpg","primary":false,"translateUrl":"","linkName":"mdurirpressreleasebasa18a.jpg","type":"GRAPHIC","id":"NTFILE2WiLYyw1YFRxYTTm","market":"us","size":748436}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-05-04 00:00","pubTimestamp":1683129600,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16397849","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000064-MDU","pdf_url":"","pub_time":1683129600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MDU","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000064/0000067716-23-000064-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000064/a2023exhibit99dividend.htm","primary":true,"translateUrl":"","linkName":"a2023exhibit99dividend.htm","type":"EX-99.1","id":"NTFILE3YqQH34U9kvU2D68","market":"us","size":7687},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000064/mdu-20230503.htm","primary":false,"translateUrl":"","linkName":"mdu-20230503.htm","type":"8-K","id":"NTFILE64BS1gHiPygzVFVX","market":"us","size":36004},{"description":"EXHIBIT 99 GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000064/pressrelease.jpg","primary":false,"translateUrl":"","linkName":"pressrelease.jpg","type":"GRAPHIC","id":"NTFILED9KBxQdDGSc5Xe49","market":"us","size":85124}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-05-04 00:00","pubTimestamp":1683129600,"title_zh":"8-K  - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16397848","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000066-MDU","pdf_url":"","pub_time":1683129600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"MDU","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000066/0000067716-23-000066-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"MDU RESOURCES FORM 10-Q 03-31-2023","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000066/mdu-20230331.htm","primary":true,"translateUrl":"","linkName":"mdu-20230331.htm","type":"10-Q","id":"NTFILE4Ac17Gx2Yw77tiEq","market":"us","size":2621065},{"description":"MDU RESOURCES CERTIFICATION OF CHIEF EXECUTIVE OFFICER","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000066/a2023q1ex31a.htm","primary":false,"translateUrl":"","linkName":"a2023q1ex31a.htm","type":"EX-31.A","id":"NTFILE4iugrDcfbg8GSSBz","market":"us","size":9311},{"description":"MDU RESOURCES CERTIFICATION OF CHIEF FINANCIAL OFFICER","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000066/a2023q1ex31b.htm","primary":false,"translateUrl":"","linkName":"a2023q1ex31b.htm","type":"EX-31.B","id":"NTFILE9SKmyC2cPSyPcXjE","market":"us","size":8924},{"description":"MDU RESOURCES CERTIFICATION OF CEO AND CFO","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000066/a2023q1ex32.htm","primary":false,"translateUrl":"","linkName":"a2023q1ex32.htm","type":"EX-32","id":"NTFILE7ioPQ8JAgxiDWb2E","market":"us","size":5445},{"description":"MDU RESOURCES MINE SAFETY DISCLOSURES","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000066/a2023q1ex95.htm","primary":false,"translateUrl":"","linkName":"a2023q1ex95.htm","type":"EX-95","id":"NTFILE97QY9tFP7HDnU5dA","market":"us","size":125116}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2023-05-04 00:00","pubTimestamp":1683129600,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16397516","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000062-MDU","pdf_url":"","pub_time":1683129600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MDU","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000062/0000067716-23-000062-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000062/a2023ex99krcspinapproval.htm","primary":true,"translateUrl":"","linkName":"a2023ex99krcspinapproval.htm","type":"EX-99.1","id":"NTFILE5GJ7ddkhd3cCo11w","market":"us","size":14063},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000062/mdu-20230503.htm","primary":false,"translateUrl":"","linkName":"mdu-20230503.htm","type":"8-K","id":"NTFILEBozZUvcHGhPZWtyy","market":"us","size":41029},{"description":"EXHIBIT 99 GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000062/pressrelease.jpg","primary":false,"translateUrl":"","linkName":"pressrelease.jpg","type":"GRAPHIC","id":"NTFILE4uv8dQiWLPzNJ5D4","market":"us","size":85124}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-05-04 00:00","pubTimestamp":1683129600,"title_zh":"8-K  - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16385033","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000051-MDU","pdf_url":"","pub_time":1682352000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MDU","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000051/0000067716-23-000051-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000051/a2023ex99krcyieldbondsclose.htm","primary":true,"translateUrl":"","linkName":"a2023ex99krcyieldbondsclose.htm","type":"EX-99.1","id":"NTFILEnFRBDnzTfm6kJueT","market":"us","size":9659},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000051/mdu-20230425.htm","primary":false,"translateUrl":"","linkName":"mdu-20230425.htm","type":"8-K","id":"NTFILE98x4PKaFZUx8fbNd","market":"us","size":44184},{"description":"EXHIBIT 99 GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000051/pressrelease.jpg","primary":false,"translateUrl":"","linkName":"pressrelease.jpg","type":"GRAPHIC","id":"NTFILEAzqzeQSgXF9WT8Yf","market":"us","size":85124}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-04-25 00:00","pubTimestamp":1682352000,"title_zh":"8-K  - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16306199","market":"us","labels":[],"media":"sec.gov","original_id":"AN119312523113109-MDU","pdf_url":"","pub_time":1682265600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13D/A [Amend]  - General statement of acquisition of beneficial ownership","symbol":"MDU","title":"SC 13D/A [Amend]  - General statement of acquisition of beneficial ownership","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000119312523113109/0001193125-23-113109-index.htm","us_notice_code":"Form SC 13D/A","us_title_en":"SC 13D/A [Amend]  - General statement of acquisition of beneficial ownership","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SC 13D/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000119312523113109/d456846dsc13da.htm","primary":true,"translateUrl":"","linkName":"d456846dsc13da.htm","type":"SC 13D/A","id":"NTFILE2UgFDPF6Gdzdh3ZA","market":"us","size":49803}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2023-04-24 00:00","pubTimestamp":1682265600,"title_zh":"SC 13D/A [Amend]  - General statement of acquisition of beneficial ownership","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16217775","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000048-MDU","pdf_url":"","pub_time":1681142400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MDU","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000048/0000067716-23-000048-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000048/a2023exhibit99krcbondprice.htm","primary":true,"translateUrl":"","linkName":"a2023exhibit99krcbondprice.htm","type":"EX-99.1","id":"NTFILEFqSf7XMjyqG6Xeu5","market":"us","size":9764},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000048/mdu-20230411.htm","primary":false,"translateUrl":"","linkName":"mdu-20230411.htm","type":"8-K","id":"NTFILEEShgBYrNrJ7XKq77","market":"us","size":29594},{"description":"EXHIBIT 99 GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000048/pressreleasea.jpg","primary":false,"translateUrl":"","linkName":"pressreleasea.jpg","type":"GRAPHIC","id":"NTFILE2A7vLA7jWBV3g3qD","market":"us","size":85124}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-04-11 00:00","pubTimestamp":1681142400,"title_zh":"8-K  - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16209852","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000041-MDU","pdf_url":"","pub_time":1681056000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MDU","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000041/0000067716-23-000041-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000041/a2023exhibit99form10.htm","primary":true,"translateUrl":"","linkName":"a2023exhibit99form10.htm","type":"EX-99.1","id":"NTFILE7vN4tVwYEmCy6JB3","market":"us","size":12198},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000041/mdu-20230407.htm","primary":false,"translateUrl":"","linkName":"mdu-20230407.htm","type":"8-K","id":"NTFILEzdxmkym22DVRsvAP","market":"us","size":31687},{"description":"EXHIBIT 99 GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000041/pressreleasea.jpg","primary":false,"translateUrl":"","linkName":"pressreleasea.jpg","type":"GRAPHIC","id":"NTFILEGDo8ceSpFki6i6bm","market":"us","size":85124}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-04-10 00:00","pubTimestamp":1681056000,"title_zh":"8-K  - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"16209851","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000044-MDU","pdf_url":"","pub_time":1681056000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MDU","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000044/0000067716-23-000044-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000044/a2023exhibit99krcyieldbonds.htm","primary":true,"translateUrl":"","linkName":"a2023exhibit99krcyieldbonds.htm","type":"EX-99.1","id":"NTFILE56S2wW8GojvgfnYr","market":"us","size":7464},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000044/mdu-20230410.htm","primary":false,"translateUrl":"","linkName":"mdu-20230410.htm","type":"8-K","id":"NTFILE9yf4d2JYZtiTPtWL","market":"us","size":30055},{"description":"EXHIBIT 99 GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000044/pressrelease.jpg","primary":false,"translateUrl":"","linkName":"pressrelease.jpg","type":"GRAPHIC","id":"NTFILEEQjRhTbbdqg1ZtbU","market":"us","size":85124}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-04-10 00:00","pubTimestamp":1681056000,"title_zh":"8-K  - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15995612","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000017-MDU","pdf_url":"","pub_time":1677168000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"MDU","title":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/0000067716-23-000017-index.htm","us_notice_code":"Form 10-K","us_title_en":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"MDU RESOURCES 2022 FORM 10-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/mdu-20221231.htm","primary":true,"translateUrl":"","linkName":"mdu-20221231.htm","type":"10-K","id":"NTFILE6XzULLHu8rGMkLP4","market":"us","size":5874904},{"description":"MDU RESOURCES WBI AMENDED AND RESTATED CREDIT AGREEMENT 12-22-2022","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/a2023ex4h.htm","primary":false,"translateUrl":"","linkName":"a2023ex4h.htm","type":"EX-4.H","id":"NTFILEGCNbn1KfJ4vjv7GL","market":"us","size":453116},{"description":"MDU RESOURCES RESTRICTIVE STOCK UNIT AWARD AGREEMENT","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/a2022ex10m.htm","primary":false,"translateUrl":"","linkName":"a2022ex10m.htm","type":"EX-10.M","id":"NTFILE5Q6uoEWEdL4TSoPM","market":"us","size":37678},{"description":"MDU RESOURCES SECTION 16 OFFICERS AND DIRECTORS","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/a2023ex10p.htm","primary":false,"translateUrl":"","linkName":"a2023ex10p.htm","type":"EX-10.P","id":"NTFILECZZaW586FP5dYcrB","market":"us","size":24359},{"description":"MDU RESOURCES 401 K RETIREMENT PLAN AMENDMENT 12-28-22","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/a2023ex10w.htm","primary":false,"translateUrl":"","linkName":"a2023ex10w.htm","type":"EX-10.W","id":"NTFILEJ5vkDiKxiSNCWT84","market":"us","size":5338},{"description":"THIEDE RETENTION AGREEMENT","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/a2022ex10aa.htm","primary":false,"translateUrl":"","linkName":"a2022ex10aa.htm","type":"EX-10.AA","id":"NTFILE7rZS1ufZMeECEhXG","market":"us","size":44343},{"description":"BARNEY OFFER LETTER","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/a2022ex10ab.htm","primary":false,"translateUrl":"","linkName":"a2022ex10ab.htm","type":"EX-10.AB","id":"NTFILE2qpa25h9GQWZugK7","market":"us","size":9562},{"description":"MDU RESOURCES SUBSIDIARIES OF MDU RESOURCES","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/a2022ex21.htm","primary":false,"translateUrl":"","linkName":"a2022ex21.htm","type":"EX-21","id":"NTFILE2nwSX7ZdjYM3d4Dh","market":"us","size":50977},{"description":"MDU RESOURCES CONSENT OF INDEPENDENT ACCOUNTING FIRM","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/a2022ex23.htm","primary":false,"translateUrl":"","linkName":"a2022ex23.htm","type":"EX-23","id":"NTFILEBH3xLfRnrzLGTUGW","market":"us","size":2269},{"description":"MDU RESOURCES CERTIFICATION OF CHIEF EXECUTIVE OFFICER","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/a2022ex31a.htm","primary":false,"translateUrl":"","linkName":"a2022ex31a.htm","type":"EX-31.A","id":"NTFILE97kYUiVC9egGmo4b","market":"us","size":8635},{"description":"MDU RESOURCES CERTIFICATION OF CHIEF FINANCIAL OFFICER","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/a2022ex31b.htm","primary":false,"translateUrl":"","linkName":"a2022ex31b.htm","type":"EX-31.B","id":"NTFILEA6rwayNgak1h2chx","market":"us","size":8614},{"description":"MDU RESOURCES CERTIFICATION OF CEO AND CFO","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/a2022ex32.htm","primary":false,"translateUrl":"","linkName":"a2022ex32.htm","type":"EX-32","id":"NTFILEbi2givdXwMaTubDU","market":"us","size":5798},{"description":"MDU RESOURCES MINE SAFETY DISCLOSURES","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/a2022ex95.htm","primary":false,"translateUrl":"","linkName":"a2022ex95.htm","type":"EX-95","id":"NTFILE8DHzRronowf7vgM5","market":"us","size":167786},{"description":"","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/mdu-20221231_g1.jpg","primary":false,"translateUrl":"","linkName":"mdu-20221231_g1.jpg","type":"GRAPHIC","id":"NTFILEEKDHCTNLrX5ecmmS","market":"us","size":331618},{"description":"","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/mdu-20221231_g10.jpg","primary":false,"translateUrl":"","linkName":"mdu-20221231_g10.jpg","type":"GRAPHIC","id":"NTFILE4Eek4UBG2rL2akDv","market":"us","size":676604},{"description":"","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/mdu-20221231_g11.jpg","primary":false,"translateUrl":"","linkName":"mdu-20221231_g11.jpg","type":"GRAPHIC","id":"NTFILE9zZehhwrXRdmFnuh","market":"us","size":728730},{"description":"","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/mdu-20221231_g12.jpg","primary":false,"translateUrl":"","linkName":"mdu-20221231_g12.jpg","type":"GRAPHIC","id":"NTFILE8XB52Ue8qXFVtviH","market":"us","size":1053973},{"description":"","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/mdu-20221231_g2.jpg","primary":false,"translateUrl":"","linkName":"mdu-20221231_g2.jpg","type":"GRAPHIC","id":"NTFILE4WLn8bve1ELBEUHs","market":"us","size":441986},{"description":"","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/mdu-20221231_g3.jpg","primary":false,"translateUrl":"","linkName":"mdu-20221231_g3.jpg","type":"GRAPHIC","id":"NTFILEEa2aqnhKaodEWzdy","market":"us","size":594202},{"description":"","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/mdu-20221231_g4.jpg","primary":false,"translateUrl":"","linkName":"mdu-20221231_g4.jpg","type":"GRAPHIC","id":"NTFILEBA447qCKKNYSkyBq","market":"us","size":419799},{"description":"","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/mdu-20221231_g5.jpg","primary":false,"translateUrl":"","linkName":"mdu-20221231_g5.jpg","type":"GRAPHIC","id":"NTFILED55dYWUBQHtDhD7v","market":"us","size":341144},{"description":"","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/mdu-20221231_g6.jpg","primary":false,"translateUrl":"","linkName":"mdu-20221231_g6.jpg","type":"GRAPHIC","id":"NTFILE9RbRPDvTFWKMwtEq","market":"us","size":138384},{"description":"","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/mdu-20221231_g7.jpg","primary":false,"translateUrl":"","linkName":"mdu-20221231_g7.jpg","type":"GRAPHIC","id":"NTFILE7cVfKKffs98HLnpE","market":"us","size":524955},{"description":"","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/mdu-20221231_g8.jpg","primary":false,"translateUrl":"","linkName":"mdu-20221231_g8.jpg","type":"GRAPHIC","id":"NTFILEiADu9Q78FGFTPtx7","market":"us","size":574187},{"description":"","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000017/mdu-20221231_g9.jpg","primary":false,"translateUrl":"","linkName":"mdu-20221231_g9.jpg","type":"GRAPHIC","id":"NTFILE5okr65u9nDxe2pp7","market":"us","size":576051}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2023-02-24 00:00","pubTimestamp":1677168000,"title_zh":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15966164","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000013-MDU","pdf_url":"","pub_time":1676563200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MDU","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000013/0000067716-23-000013-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000013/mdu-20230216.htm","primary":true,"translateUrl":"","linkName":"mdu-20230216.htm","type":"8-K","id":"NTFILEDuNUZsgJzy5JRrWV","market":"us","size":36724}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-02-17 00:00","pubTimestamp":1676563200,"title_zh":"8-K  - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15963538","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000011-MDU","pdf_url":"","pub_time":1676476800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MDU","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000011/0000067716-23-000011-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000011/exhibit99-krcofficerannoun.htm","primary":true,"translateUrl":"","linkName":"exhibit99-krcofficerannoun.htm","type":"EX-99.1","id":"NTFILE3FrTA4MgLoW7rWPM","market":"us","size":13119},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000011/mdu-20230216.htm","primary":false,"translateUrl":"","linkName":"mdu-20230216.htm","type":"8-K","id":"NTFILE3vTHfFg26sbsSaAL","market":"us","size":35241},{"description":"EXHIBIT 99 GRAPHIC","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000011/pressreleasea.jpg","primary":false,"translateUrl":"","linkName":"pressreleasea.jpg","type":"GRAPHIC","id":"NTFILE99bsWwPYS3SLFuCc","market":"us","size":85124}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-02-16 00:00","pubTimestamp":1676476800,"title_zh":"8-K  - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15936523","market":"us","labels":[],"media":"sec.gov","original_id":"AN110465923015119-MDU","pdf_url":"","pub_time":1675872000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"MDU","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000110465923015119/0001104659-23-015119-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SCHEDULE 13G/A","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000110465923015119/tv0081-mduresourcesgroupinc.htm","primary":true,"translateUrl":"","linkName":"tv0081-mduresourcesgroupinc.htm","type":"SC 13G/A","id":"NTFILE8icBtDL4N6Fuq8kS","market":"us","size":11476}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2023-02-09 00:00","pubTimestamp":1675872000,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15929790","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000006-MDU","pdf_url":"","pub_time":1675872000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MDU","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000006/0000067716-23-000006-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"MDU RESOURCES GROUP, INC. EX 99","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000006/a2022earningsreleaseex-99.htm","primary":true,"translateUrl":"","linkName":"a2022earningsreleaseex-99.htm","type":"EX-99","id":"NTFILEDkMhnRsDpYaKMqG3","market":"us","size":702242},{"description":"MDU RESOURCES GROUP, INC. FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000006/mdu-20230209.htm","primary":false,"translateUrl":"","linkName":"mdu-20230209.htm","type":"8-K","id":"NTFILEHaYit6KKT7uwT6MW","market":"us","size":31407},{"description":"MDU RESOURCES GROUP, INC. LOGO","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000006/mdurirpressreleasebasa17.jpg","primary":false,"translateUrl":"","linkName":"mdurirpressreleasebasa17.jpg","type":"GRAPHIC","id":"NTFILEDHF6J4e5A9LwtCq9","market":"us","size":748436}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-02-09 00:00","pubTimestamp":1675872000,"title_zh":"8-K  - Current report","summary_en":"Item 2.02: Results of Operations and Financial Condition;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15880902","market":"us","labels":[],"media":"sec.gov","original_id":"AN6771623000004-MDU","pdf_url":"","pub_time":1674489600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"MDU","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000004/0000067716-23-000004-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EX-10.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000004/exhibit101-corvexcoopagmte.htm","primary":true,"translateUrl":"","linkName":"exhibit101-corvexcoopagmte.htm","type":"EX-10.1","id":"NTFILE6WS3eFPvx9mpX7C1","market":"us","size":214669},{"description":"8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000004/mdu-20230124.htm","primary":false,"translateUrl":"","linkName":"mdu-20230124.htm","type":"8-K","id":"NTFILE8qde3XmUJyVnNeSA","market":"us","size":47364},{"description":"EX-99.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000004/exhibit99-corvex.htm","primary":false,"translateUrl":"","linkName":"exhibit99-corvex.htm","type":"EX-99.1","id":"NTFILE7TRtJRVCgipFpcNt","market":"us","size":10950},{"description":"EXHIBIT 99 GRAPHIC","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000006771623000004/pressreleasea.jpg","primary":false,"translateUrl":"","linkName":"pressreleasea.jpg","type":"GRAPHIC","id":"NTFILE6keRCzpyJcfXj83y","market":"us","size":85124}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2023-01-24 00:00","pubTimestamp":1674489600,"title_zh":"8-K  - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"15880901","market":"us","labels":[],"media":"sec.gov","original_id":"AN101143823000017-MDU","pdf_url":"","pub_time":1674489600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13D/A [Amend]  - General statement of acquisition of beneficial ownership","symbol":"MDU","title":"SC 13D/A [Amend]  - General statement of acquisition of beneficial ownership","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/67716/000101143823000017/0001011438-23-000017-index.htm","us_notice_code":"Form SC 13D/A","us_title_en":"SC 13D/A [Amend]  - General statement of acquisition of beneficial ownership","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/67716/000101143823000017/form_sc13da-mdu.htm","primary":true,"translateUrl":"","linkName":"form_sc13da-mdu.htm","type":"SC 13D/A","id":"NTFILE58WaamUB3SqkBAcr","market":"us","size":55332}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2023-01-24 00:00","pubTimestamp":1674489600,"title_zh":"SC 13D/A [Amend]  - General statement of acquisition of beneficial ownership","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":11,"pageCount":4,"totalSize":203,"code":"91000000","status":"200"}]}}