The Treasury Department on Tuesday auctioned $30 billion of four-week bills at a 0.060% high yield, a price of 99.995333.
The coupon equivalent was 0.061%. The bid-to-cover ratio was 4.77.
Tenders at the high rate were allotted 31.65%.
The median yield was 0.055%. The low yield was 0.000%.
The bills have an issue date of May 31 and are due June 28.
Tenders totaled $143,013,007,900 and the Treasury accepted $30,000,832,900, including $274,285,000 of noncompetitive.
The Federal Reserve banks purchased $5,937,991,000 of the four-week bills for their own accounts in exchange for maturing securities.