According to data from the US Commodity Futures Trading Commission, stock fund speculators cut their net short positions on the S&P 500 index on the Chicago Mercantile Exchange by 42,221 contracts to 34,674 contracts in the week ending October 20.

According to data from the US Commodity Futures Trading Commission, stock fund speculators cut their net short positions on the S&P 500 index on the Chicago Mercantile Exchange by 42,221 contracts to 34,674 contracts in the week ending October 20.