U.S. Commodity Futures Trading Commission (CFTC): Speculators reduced their net short positions in U.S. 2-year Treasury futures by 141,119 contracts to 1,166,197 contracts in the week ending June 17; reduced their net short positions in U.S. 5-year Treasury futures by 27,639 contracts to 2,443,281 contracts; increased their net short positions in U.S. 10-year Treasury futures by 28,798 contracts to 752,899 contracts; and reduced their net short positions in ultra-long Treasury futures by 14,033 contracts to 189,714 contracts.