CFTC weekly report for the week to Sep 15: speculators cut net short positions
in CBOT 2-year US Treasury futures by 73,754 contracts to 345,203. Speculators
increased net short positions in CBOT ultra-long US Treasury futures by 63
contracts to 345,203. Speculators increased net short positions in CBOT US
Treasury futures by 2,640 contracts to 203,157.