The US Treasury's 30-year TIPS auction hit a high yield of 2.973% on Thursday, up from the 2.473% high in the previous auction.
The bid to cover ratio for the auction was 2.82, above the 2.75 ratio in the previous auction.
Dealers represented 52.95% of the bids, with direct bidders at 10.31% and indirect bidders at 36.74%.
For takedown, dealers took 2.10%, with direct bidders at 13.45% and indirect bidders at 84.45%.