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Investors were rattled by fears about a slowdown in oil and fuel consumption and a decline in refining margins after President Trump announced new tariffs.

NEW YORK (Reuters) -Shares of U.S. refiners fell to two-year lows on Friday in the wake of U.S. President Trump's ...

Here's the latest in the Phillips 66 proxy battle, including why the investor changed its stance on one of the directors.

Houston's biggest companies, including Exxon Mobil, Phillips 66 and Conoco Phillips, lost more than $60 billion in market ...

Activist investor Elliott Investment Management has nominated four directors for Phillips 66 (PSX), escalating its proxy ...

Amid deliveries, tariffs, and news about Elon Musk, Tesla stock has had a wild week. Entering Friday trading, shares are down 2.1% over the past five days. BP Chair Helge Lund to Step Down Amid Push ...

Activist investor Elliott Investment Management disclosed the names of its four nominees to join Phillips 66’ board of ...

Elliott Investment Management said on Thursday that Phillips 66's stock price could nearly double to $200 if the oil refiner ...

Shares of Phillips 66 PSX plunged 13.61% to $107.18 Thursday, on what proved to be an all-around rough trading session for ...

Elliott Investment Management, which manages funds that together have an investment of more than $2.5B in Phillips 66 (PSX), sent a letter to ...