The Treasury Department Thursday auctioned $13 billion of 29-year 10-month bonds with a 2 7/8% coupon at a 3.660% high yield, a price of 85.814558.
The bid-to-cover ratio was 2.26.
Tenders at the high yield were allotted 81.51%.
The median yield was 3.619%. The low yield was 3.500%.
Tenders totaled $29,342,823,200 and the Treasury accepted $13,000,001,900 including $8,723,200 non-competitive.
The Fed banks also bought nothing for their own account in exchange for maturing securities.
The bonds dated May 15, will mature May 15, 2043.