Oil prices jumped more than 4% on Friday, with global benchmark Brent breaking $80 per barrel for the first time since October on fears that tougher U.S. sanctions on Russia will disrupt crude supplies.

The measures include sanctions on Russian oil producers Gazprom Neft and Surgutneftegas, and the blacklisting of 183 vessels involved in Russian energy exports. Dozens of traders, Russia-based oilfield service providers,

Oil prices surged on Friday and were on track for a third straight week of gains as traders focused on potential supply disruptions from more sanctions on Russia and Iran. Brent crude futures gained $1.

The U.S. Treasury Department is sanctioning Russian oil companies, tankers, officials and executives. Oil prices jumped on worries that crude supplies would face disruptions. Oil prices jumped more than 3% on Friday as the U.