The US Treasury's 30-year auction hit a high yield of 5.046% on Wednesday, above the 4.876% high in the previous auction.
The bid to cover ratio for the auction was 2.30, below the 2.39 ratio in the previous auction.
Dealers represented 53.73% of the bids, with direct bidders at 11.77% and indirect bidders at 34.50%.
For takedown, dealers took 11.66%, with direct bidders at 21.74% and indirect bidders at 66.60%.