The USO ETF has fallen by more than 9% since the start of the year, whereas front-month U.S. oil futures have dipped by less than 3% on account of roll costs, and as of last week, investors have started to exit this massive position en masse. As Reuters reports, outflows from four of the largest oil-specific exchange traded funds reached $338 million in two weeks to April 8 - the first since September and largest since Jan 2014. It seems Goldman was right about "misguided retail investors."

As Reuters reports, oil investors who amassed a $6 billion long position in exchange traded funds, occupying as much as a third of the U.S. futures market, are now racing for the exit at a near record pace.

Outflows from four of the largest oil-specific exchange traded funds, including the largest U.S. Oil Fund (USO), reached $338 million in two weeks to April 8, according to data from ThomsonReuters Lipper.