Energy stocks were lower late Wednesday afternoon, with the NYSE Energy Sector Index falling 1.9% and the State Street Energy Select Sector SPDR ETF (XLE) dropping 2.4%.
The Philadelphia Oil Service Sector Index shed 0.1%, while the Dow Jones US Utilities Index added 0.5%.
Front-month West Texas Intermediate crude oil declined 0.8% to $107.77 a barrel, and the global benchmark Brent crude contract dropped 5.7% to $104.91 a barrel. Henry Hub natural gas futures fell 2.4% to $3.04 per 1 million BTU.
US crude oil stocks, including those in the Strategic Petroleum Reserve, declined by 17.8 million barrels in the week ended May 15 following a decrease of 12.9 million barrels in the previous week. Excluding inventories in the SPR, commercial crude oil stocks decreased by 7.9 million barrels after a 4.3-million-barrel decline in the previous week, a larger decline than the 2.5-million-barrel decrease expected in a Bloomberg survey.
In corporate news, American Water Works (AWK) shares fell 1.4% after Argus cut the company's price target to $140 from $160, while keeping its buy rating.
BP (BP) said Wednesday the United Steelworkers, or USW, Local 7-1 has agreed to the company's request to resume negotiations on Friday over Whiting Refinery. BP shares were down 2%.
Shell (SHEL) unit BG International has sold participating interests in three exploration blocks offshore Uruguay to QatarEnergy. Shell shares were shedding 2%.
Ecopetrol (EC) said Wednesday it has bought a 49% stake in two of the six projects comprising the Jemeiwaa Ka'I wind cluster in La Guajira, Colombia, for $25.5 million. Ecopetrol shares fell 2.1%.