The stock market is at highs, with Fed chief Powell set to give a big speech. Tesla, Micron and AppLovin are forging new buy ...

Yet as UnitedHealth's stock declined, Buffett's Berkshire Hathaway Inc. (BRK.B) (BRK.A) stepped in and bought 5.04 million shares, a stake valued at $1.57 billion as of June 30's close.

Although President Trump's tariff and trade policy is headline news, another factor is of far greater importance to the stock market.

The S&P 500 pulled back on Friday after brushing a new record, with investors cashing out gains from a strong week. The index fell 0.29% to close at ...

Berkshire Hathaway's $1.6 billion stake in UnitedHealth Group is helping to lift the Dow Jones Industrial Average to a new ...

The blue-chip Dow Jones ended higher after hitting an intraday record high on Friday, as UnitedHealth's shares jumped after ...

Shares of Howmet Aerospace Inc. HWM shed 2.69% to $171.25 Friday, on what proved to be an all-around mixed trading session ...

The Dow Jones Industrial Average ended nearly flat on Friday after touching a record high in morning action, riding a wave of recent market optimism and an upward push from none other than legendary ...

Paramount Skydance, in its first full week on the stock market under new owners, saw its stock jump 30% -- but what triggered the investor enthusiasm wasn't totally clear.

Canada's main stock index closed flat on Friday as investors keenly watched a high-stakes meeting between U.S. President ...

UnitedHealth just won't quit. Shares of the healthcare giant were up 13.5% in recent trade, building on their earlier gains.