U.S. oil stocks jumped on Monday. The stock price of Chevron, the only US oil giant currently operating in Venezuela under a special US license, once soared 6.3%, the biggest increase since April. ConocoPhillips and ExxonMobil shares also rose. The three major oil service companies — Haliburton, Schlumberger, and Baker Hughes — all rose more than 5% at one point.

U.S. oil stocks jumped on Monday. The stock price of Chevron, the only US oil giant currently operating in Venezuela under a special US license, once soared 6.3%, the biggest increase since April. ConocoPhillips and ExxonMobil shares also rose. The three major oil service companies — Haliburton, Schlumberger, and Baker Hughes — all rose more than 5% at one point.