From Bloomberg: The U.S. Commodity Futures Trading Commission said it is investigating the involvement of United States Oil Fund LP and other investors regarding an increase in the price difference between two oil contracts this month.
The United States Oil Fund is managed by Alameda, California-based United States Commodity Funds LLC and maintains holdings in West Texas Intermediate crude oil, the grade traded on the New York Mercantile Exchange since 1983. The investigation announced today is part of the CFTC’s larger national oil-market probe that was announced last year. …. Full Article: Source