UnitedHealth shares clocked the largest one-day percent increase since March 2020, as tracked by Dow Jones Market Data Group.

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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.

The Toronto Stock Exchange's S&P/TSX composite index was down 10.50 points, or 0.04%, at 27,905.49. The index gained 0.5% in ...

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 ...

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

Among the Nasdaq-100 stocks, Intel INTC and Lululemon Athletica LULU were early winners on the stock market today. Intel ...

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

Paramount Skydance, in its first full week on the stock market under new owners, saw its stock jump 30% -- but what triggered ...