Billionaire investor David Tepper increased his stake in the struggling health insurance giant, UnitedHealth ($UNH), during Q2. His move mirrors ...

George Soros’s investment firm, the family office of a Swedish packaging dynasty and Michael Platt’s BlueCrest Capital Management all increased their stakes in UnitedHealth last quarter, according to ...

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 ...

Value-hunters with big stakes in a particular component kept one of the main U.S. equity indexes in positive territory.