Warren Buffett’s Berkshire Hathaway purchased 763,017 shares of Occidental Petroleum on Friday for $35.7 million, according ...

The Omaha, Nebraska-based conglomerate scooped up 763,000 shares of the Houston-based oil and gas producer on Friday for ...

Colombian President Gustavo Petro orders Ecopetrol to cancel its $1.5 billion joint venture with Occidental Petroleum due to fracking concerns.

Berkshire Hathaway entered 2025 with cash reserves sitting in excess of $300 billion after Buffett decided to sell of a portion of his Apple holdings. The firm is selecting how to ...

Environmentalists are worried the state — known for a lax approach to regulation — is not prepared for the added ...

With U.S. President Donald Trump back in the White House, subsidies for ventures aimed at lowering emissions, championed by former president Joe Biden, are in question ...

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

HOUSTON (Reuters) -Chevron will lay off 15% to 20% of its global workforce by the end of 2026, the U.S. oil company said on ...

China's retaliatory tariffs on the United States may cause U.S. oil exports to decline in 2025 for the first time since the ...

China's retaliatory tariffs on the United States may cause U.S. oil exports to decline in 2025 for the first time since the ...