U.S. equities mostly added to their record highs at midday after the Labor Department reported better-than-expected job creation in November. The S&P 500 and Nasdaq gained, while the Dow Jones Industrial Average ticked lower.

Lululemon Athletica (LULU) was the best-performing stock in the S&P 500 when the maker of athletic attire posted better-than-expected results and raised its outlook on optimism about the key holiday shopping season.

Shares of Docusign (DOCU) soared after the electronic document signing software provider also reported better-than-anticipated results and raised its outlook as billings and subscriptions jumped.

Peloton Interactive (PTON) shares got a boost when UBS upgraded the stock and raised the price target, saying the fitness equipment and services company will benefit from cost-cutting measures and the change at CEO.

UnitedHealth Group (UNH) shares dropped for a second straight session on suggestions that the Wednesday murder of UnitedHealthcare CEO Brian Thompson may have been related to the insurance company's coverage policies.

Shares of Smith & Wesson (SWBI) cratered when the gunmaker warned that inflation was reducing firearm sales, and lowered its outlook.

Shares of companies in the oil patch, including Chevron (CVX) and Halliburton (HAL), slid along with the price of crude on expectation of an oil surplus. 

Gold prices advanced. The yield on the 10-year Treasury note was little changed. The U.S. dollar rose against the euro and pound, but lost ground to the yen. Bitcoin traded up 2% at around $99,000.