March 31 (Reuters) - The S&P 500 and the Nasdaq declined on Monday, with technology stocks among the largest fallers, as investors took a cautious approach to U.S. equity markets ahead of the Trump administration's upcoming tariff plans being announced. .N

At 13:30 EDT, the Dow Jones Industrial Average .DJI was up 0.21% at 41,669.35. The S&P 500 .SPX was down 0.43% at 5,556.97, and the Nasdaq Composite .IXIC was down 1.24% at 17,107.39.

The top three S&P 500 .PG.INX percentage gainers:

** Discover Financial Services DFS.N, up 7.0%

** Live Nation Entertainment Inc LYV.N, up 3.3%

** American International Group Inc AIG.N, up 3.3%

The top three S&P 500 .PL.INX percentage losers:

** Moderna Inc MRNA.OQ, down 8.7%

** Charles River Laboratories International Inc CRL.N, down 4.1%

** NVIDIA Corp NVDA.OQ, down 3.7%

The top three NYSE .PG.N percentage gainers:

** LightInTheBox Holding Co Ltd LITB.N, up 28.9%

** Sunnova Energy International Inc NOVA.N, up 18.0%

** Wolfspeed Inc WOLF.N, up 10.8%

The top three NYSE .PL.N percentage losers:

** Enzo Biochem Inc ENZ.N, down 23.3%

** Solo Brands Inc DTC.N, down 19.9%

** Surf Air Mobility Inc SRFM.N, down 16.8%

The top three Nasdaq .PG.O percentage gainers:

** iCoreConnect Inc ICCT.OQ, up 268.4%

** Corcept Therapeutics Inc CORT.OQ, up 84.0%

** MicroAlgo Inc MLGO.OQ, up 58.5%

The top three Nasdaq .PL.O percentage losers:

** Damon Inc DMN.OQ, down 55.4%

** Vaxcyte Inc PCVX.OQ, down 48.1%

** Marblegate Acquisition Corp GATE.OQ, down 44.0%

** Newsmax Inc <NMAX.N>:

BUZZ - Shares jump 667% in volatile NYSE debut nL6N3QE0LL

** Nvidia Corp <NVDA.O>:

** Advanced Micro Devices Inc <AMD.O>:

** Broadcom Inc <AVGO.O>:

** Marvell Technology Inc <MRVL.O>:

BUZZ - AI, chip stocks decline amid selloff after Trump tariffs comments nL3N3QE0HV

** Taysha Gene Therapies Inc <TSHA.O>:

** Solid Biosciences Inc <SLDB.O>:

** CRISPR Therapeutics AG <CRSP.O>:

BUZZ - Gene therapy makers slide on reports that FDA official Peter Marks resigns nL3N3QE12F

** Bluebird Bio Inc <BLUE.O>:

BUZZ - Rises on non-binding bid for up to $110.5 million nL6N3QE0DU

** Newmont Corp <NEM.N>:

** Barrick Gold Corp <GOLD.N>:

** AngloGold Ashanti PLC <AU.N>:

** Harmony Gold Mining Company Ltd <HMY.N>:

BUZZ - Gold miners rise on potential inflation worries nL3N3QE0IR

** United States Steel Corp <X.N>:

BUZZ - Falls after BMO lowers rating on valuation nL3N3QE0J0

** Steel Dynamics Inc <STLD.O>:

BUZZ - BMO upgrades Steel Dynamics on potential tariffs lift nL3N3QE0J1

** Innovative Industrial Properties Inc <IIPR.N>:

BUZZ - Falls after tenants default on rent nL3N3QE0JB

** CoreWeave Inc <CRWV.O>:

BUZZ - Drops after Friday's flat finish nL6N3QE0F8

** Sarepta Therapeutics Inc <SRPT.O>:

BUZZ - Falls after reports of FDA official resigning nL6N3QE0EN

** Virax Biolabs Group Ltd <VRAX.O>:

BUZZ - H.C. Wainwright starts coverage on Virax Biolabs with 'buy' rating nL3N3QE0K9

** Moderna Inc <MRNA.O>:

BUZZ - Falls on reports FDA official Peter Marks resigns nL3N3QE0ME

** Meta Platforms Inc <META.O>:

** Amazon.com Inc <AMZN.O>:

BUZZ - Mag 7 stocks slip as Trump's sweeping tariff plans spark sell-off nL3N3QE0MP

** Tesla Inc <TSLA.O>:

BUZZ - Falls as brokerage cuts delivery forecast and PT nL3N3QE0VI

** Hut 8 Corp <HUT.O>:

BUZZ - Climbs after teaming up with Eric Trump for bitcoin mining nL6N3QE0FS

** LPL Financial Holdings Inc <LPLA.O>:

BUZZ - Down on $2.7 bln rival Commonwealth Financial acquisition nL3N3QE0OO

** Mr Cooper Group Inc <COOP.O>:

BUZZ - Surges on $9.4 billion takeover deal with Rocket Companies nL4N3OY17C

** Novavax Inc <NVAX.O>:

** Pfizer Inc <PFE.N>:

** BioNTech SE <BNTX.O>:

** GSK Plc <GSK.N>:

BUZZ - Vaccine makers fall on reports top FDA vaccine official to resign nL3N3QE12U

** Pinterest Inc <PINS.N>:

BUZZ - Falls as analysts expect weaker ad revenue nL3N3QE0WL

** Corcept Therapeutics Inc <CORT.O>:

BUZZ - Hits record high as ovarian cancer drug succeeds late-stage trial nL3N3QE0ZT

** HomeStreet Inc <HMST.O>:

BUZZ - Jumps on merger deal with Mechanics Bank nL6N3QE0GQ

** GameStop Corp <GME.N>:

BUZZ - Bear Wedbush says convertible buyers paying big premium to co's assets; shares down nL6N3QE0HZ

** Reddit Inc <RDDT.N>:

BUZZ - Falls after Wells Fargo trims PT citing nascent ad platform nL3N3QE0SY

** Southern States Bancshares Inc <SSBK.O>:

BUZZ - Jumps on $381 million buyout deal with FB Financial nL6N3QE0IF

** Alnylam Pharmaceuticals Inc <ALNY.O>:

BUZZ - Stifel expects Alnylam's heart disease drug to be 'go-to therapy' nL6N3QE0HY

** Emergent BioSolutions Inc <EBS.N>:

BUZZ - Up after authorizing $50 million stock repurchase plan nL3N3QE0WQ

** American International Group Inc <AIG.N>:

BUZZ - Up after authorizing $7.5 billion buyback program nL4N3Q416V

** Tractor Supply Co <TSCO.O>:

BUZZ - Rises after D.A. Davidson cites sales pickup nL6N3QE0J7

** Flagstar Financial Inc <FLG.N>:

BUZZ - RBC raises Flagstar PT on management and portfolio strength nL6N3QE0K7

** Cummins Inc <CMI.N>:

** Allison Transmission Holdings Inc <ALSN.N>:

** PACCAR Inc <PCAR.O>:

BUZZ - Citi cuts PTs of commercial vehicle makers on dour 2025 outlook nL3N3QE0ZU

** Goodyear Tire & Rubber Co <GT.O>:

BUZZ - Up after Deutsche Bank upgrades shares nL3N3QE11L

** Canada Goose Holdings Inc <GOOS.N>:

BUZZ - Down after Barclays downgrades to 'underweight' nL3N3QE108

** Veritex Holdings Inc <VBTX.O>:

BUZZ - Rises after extending stock buyback program nL3N3QE0X5

** Vaxcyte Inc <PCVX.O>:

BUZZ - Falls as pneumococcal vaccine data fails to meet lofty investor expectations nL3N3QE0XE

** Ideaya Biosciences Inc <IDYA.O>:

BUZZ - Falls as analysts cautious despite eye cancer drug receiving FDA's 'breakthrough' tag nL3N3QE122

** Arm Holdings PLC <ARM.O>:

BUZZ - Sees data center market share surge; shares down nL6N3QE0MB

** Gaming and Leisure Properties Inc <GLPI.O>:

BUZZ - J.P.Morgan resumes coverage on Gaming and Leisure Properties; shares up nL3N3QE14L

** Lazydays Holdings Inc <GORV.O>:

BUZZ - Falls to record low after dour quarterly results nL3N3QE13W

** Apple Inc <AAPL.O>:

BUZZ - Rises as iPhone maker expands AI features to new languages, regions nL3N3QE14V

** Elicio Therapeutics Inc <ELTX.O>:

BUZZ - Signals delay in mid-stage cancer vaccine study; shares slump nL3N3QE13X

(Compiled by Rajarshi Roy and Aatreyee Dasgupta)

((Rajarshi.Roy@thomsonreuters.com))