Trump's flip-flopping on Intel highlights the impact of politics on investor sentiment. New leadership, government investment ...

UnitedHealth Group ($UNH) stock rallied about 12% on Friday, as Warren Buffett’s Berkshire Hathaway (BRK.A) (BRK.B) and other hedge funds, ...

Appaloosa's billionaire boss reversed course in the second quarter by becoming a big-time buyer of Nvidia stock and a seller ...

Bloomberg journalists discuss today's biggest winners and losers in the stock market. Listen for analysis on the companies ...

Shares of technology companies declined as a tepid outlook from one major chip-equipment manufacturer cast a pall on the semiconductor sub-sector. Shares of Applied Materials plunged after the maker ...

The advance came after Buffett's conglomerate Berkshire Hathaway revealed a stake of five million shares, worth about $1.6 billion.

Tepper’s Appaloosa Management LP boosted its holdings of the health insurance giant by 2.3 million shares, valuing the stake ...

Soros Fund Management and Appaloosa Management both bought a whole lot more Nvidia Corp. stock during the second quarter, ...