美国财政部拍卖六周期国债，得标利率3.640%

Group 1 - The U.S. Treasury Department auctioned 6-week Treasury bills with a winning yield of 3.640% and a bid-to-cover ratio of 2.75 [1] - The auction for 52-week Treasury bills had a winning yield of 3.345% and a bid-to-cover ratio of 2.96 [1]