The Treasury Department Thursday auctioned $16 billion of 30-year bonds with a 3 1/8% coupon at a 3.240% high yield and a price of 97.803940.
The bid-to-cover ratio was 2.47.
Tenders at the high yield were allotted 98.13%. The median yield was 3.180%. The low yield was 3.000%.
Tenders totaled $39,498,767,500 and the Treasury accepted $16,000,020,400, including $36,497,500 of noncompetitive.
Federal Reserve banks also bought $1,950,884,900 for their own account in exchange for maturing securities.
The bonds, dated Feb. 15, 2011, will mature Feb. 15, 2042.