Energy stocks were mixed Tuesday afternoon, with the NYSE Energy Sector Index up marginally and the Energy Select Sector SPDR Fund (XLE) decreasing 0.5%.

The Philadelphia Oil Service Sector index was shedding 0.4%, and the Dow Jones US Utilities index added 0.3%.

Front-month West Texas Intermediate crude oil was declining 0.1% to $62.08 a barrel, and the global benchmark Brent crude contract was down 0.2% to $65.43 a barrel. Henry Hub natural gas futures jumped 9.6% to $3.41 per 1 million BTU.

In corporate news, Chevron (CVX) is expected to have its deadline to cease operations in Venezuela extended by another 60 days as the Trump administration continues negotiations with President Nicolas Maduro's government over repatriation flights and the status of American detainees, Bloomberg reported. Chevron shares were down 0.4%.

Over 79% of Shell (SHEL) shareholders voted against a resolution Tuesday at the company's annual general meeting asking the oil giant to disclose more information about how its forecasts for liquefied natural gas demand, production, sales and new projects are consistent with net-zero emissions targets, Bloomberg reported. Shell was rising 0.2%.

ProPetro (PUMP) shares rose 1% after the company said its PROPWR unit was awarded a 10-year contract to provide 80 megawatts of power generation capacity to an unnamed oil and gas exploration and production company.