U.S. Commodity Futures Trading Commission (CFTC): For the week ending June 2, speculators increased net short positions in CBOT U.S. 2-year Treasury futures by 94,942 contracts to 1,350,188 contracts, increased net short positions in U.S. 5-year Treasury futures by 46,091 contracts to 1,369,218 contracts, increased net short positions in U.S. 10-year Treasury futures by 41,621 contracts to 829,575 contracts, and increased net short positions in ultra-long-term Treasury futures by 27,868 contracts to 287,710 contracts.