The US Treasury's 20-year auction hit a high yield of 5.122% on Wednesday, above from the 4.883% high in the previous auction.
The bid to cover ratio for the auction was 2.55, below the 2.68 ratio in the previous auction.
Dealers represented 52.35% of the bids, with direct bidders at 11.83% and indirect bidders at 35.81%.
For takedown, dealers took 9.39%, with direct bidders at 22.94% and indirect bidders at 67.67%.