Warren Buffett's Berkshire Hathaway owns about 6% of Chevron, the only US oil major currently operating in Venezuela.

Oil producer Chevron is in talks with the U.S. government to expand a key license to operate in Venezuela so it can increase crude exports to its own refineries and sell to other buyers, four sources close to the negotiations said on Wednesday.

Chevron stock and other oil companies were soaring early Monday even as crude prices were only up around 1% following the surprise U.S. operation to capture Venezuelan President Nicolás Maduro.

Chevron shares were among the big gainers on Monday as investors gauged the impact of U.S. actions against Venezuela, including the capture of Nicolás Maduro.

Venezuela was loading crude only for U.S. major Chevron on Tuesday, while operations by state-run oil firm PDVSA to load cargoes for its main customers in China remained on hold for a fifth day, shipping data showed.

Chevron Corporation (NYSE:CVX) manufactures and sells a range of high-quality refined products, including gasoline, diesel, marine and aviation fuels, premium base oil, finished lubricants, and fuel

A former Chevron executive is seeking $2 billion in investment for oil opportunities in Venezuela as the U.S. shows interest in rebuilding the country's petroleum industry following the capture of its former leader.

The U.S. oil giant didn’t follow rivals out of the country, putting it in a prime spot as industry leaders weigh risks of drilling in the petrostate.

Chevron ( CVX 0.79%) is lining up with private equity group Quantum Energy in a bid for sanctioned Russian oil company Lukoil's international assets, the Financial Times reports. Lukoil said last year it would sell its non-Russian operations.

HOUSTON, Jan ‌7 (Reuters) - ​Oil producer ‌Chevron is in talks with ​the U.S government to expand a key ‍license to operate ​in Venezuela so it ​can ⁠increase crude exports to its own refineries and sell to other buyers, four sources close to the negotiations said on ‌Wednesday.