美国商品期货交易委员会（CFTC）：截至6月3日当周，投机者将芝加哥交易所（CBOT）美国5年期国债期货的净空头头寸增加了63,299手，达到2,396,536手。投机者将芝加哥商品交易所美国10年期国债期货的净空头头寸减少了64,348手，至705,256手。投机者将芝加哥交易所美国2年期国债期货的净空头头寸增加了24,022手，达到1,143,925手。投机者将芝加哥商品交易所美国超长债券国债期货的净空头头寸减少了5,029手，至228,443手。

Group 1 - Speculators increased net short positions in Chicago Board of Trade (CBOT) 5-year Treasury futures by 63,299 contracts, reaching a total of 2,396,536 contracts [1] - Speculators decreased net short positions in Chicago Mercantile Exchange (CME) 10-year Treasury futures by 64,348 contracts, bringing the total to 705,256 contracts [1] - Speculators increased net short positions in CBOT 2-year Treasury futures by 24,022 contracts, totaling 1,143,925 contracts [1] - Speculators decreased net short positions in CME ultra-long Treasury futures by 5,029 contracts, resulting in a total of 228,443 contracts [1]