Investment Firm Says Shale Producers Conspired To Fix Oil Prices, Violated Laws

( May 2, 2025, 8:35 AM EDT) -- CHICAGO — An investment firm has filed a putative class action against multiple oil companies in Illinois federal court alleging that they violated antitrust law and the Commodity Exchange Act (CEA) by engaging in a conspiracy to coordinate, and ultimately constrain, domestic shale oil production through fixing the price of oil and crude oil futures contracts....