Pioneer Natural Resources, Occidental Petroleum, Hess and other major U.S. shale oil producers were hit with an antitrust class action accusing them of conspiring in coordination with OPEC to curb production for the purpose of driving up crude oil prices.

This suit was surfaced by Law.com Radar, ALM’s source for immediate alerting on just-filed cases in state and federal courts. Law.com Radar now offers state court coverage nationwide. Sign up today and be among the first to know about new suits in your region, practice area or client sector.