Energy firms rise after Russia's Novak hints at OPEC+ output reversal

U.S.-listed shares of energy firms rise premarket, tracking increase in oil prices O/R

Brent LCOc1 crude futures up 1.68% at $70.63/barrel; U.S West Texas Intermediate crude CLc1 up 1.73% at $67.51

Oil prices rise, helped by Russian Deputy Prime Minister Alexander Novak's suggestion that OPEC+ could reverse its output increase after April

Oil majors Chevron CVX.N and Exxon XOM.N up 0.7% and 0.8%, respectively

Oilfield services (OFS) companies SLB SLB.N up 0.8%, Halliburton HAL.N up 1% and Transocean RIG.N up 2.2%

Refiners HF Sinclair Corp DINO.N up 2% and Phillips 66 PSX.N up 1.2%