According to CoinMeta, the U.S. Commodity Futures Trading Commission (CFTC) reported that as of the week ending July 28th, stock fund managers increased their net long positions in the S&P 500 index by 12,702 contracts to 939,115 contracts. Meanwhile, stock fund speculators reduced their net short positions in the S&P 500 index by 28,795 contracts to 287,277 contracts.