Warren Buffett's Berkshire Hathaway continues to increase its stake in Occidental Petroleum, recently purchasing 763,017 shares despite the stock price falling over 30% from its record high in April ...

A weekly summary of insider trading highlighting a few notable buying and selling by investors, directors and executives. The ...

Occidental Petroleum shares escaped a broader market downdraft Wednesday after Warren Buffett's Berkshire Hathaway disclosed ...

Find out which stocks top investors, including Warren Buffett, are allocating significant portions of their portfolios to.

Chevron will lay off 15% to 20% of its global workforce by the end of 2026, the U.S. oil company said on Wednesday as it ...

Warren Buffett's 4th-Quarter Trades Will Be Revealed Today, but Won't Show His Favorite Stock to Buy. Here's Why.

Rolling back billions of dollars for technologies that clean up the air could send shock waves through Republican states ...

Emails obtained by the Associated Press reveal Doug Burgum as North Dakota governor aided oil and gas executives and ...

Colombian President Gustavo Petro killed a deal between his state-run oil company and a U.S. counterpart weeks after backing ...

Colombian President Gustavo Petro on Tuesday called for the sale of state oil firm Ecopetrol's fracking operations in the ...