US sells USD 22bln of 30-year bonds; Stop through 2.7bps

• Tail: -2.7bps (prev. 0.4bps, six-auction average 0.3bps)
• High Yield: 5.308% (prev. 5.216%, six-auction average 5.015%): WI: 5.335%
• B/C: 2.61x (prev. 2.39x, six-auction average 2.38x)
• Dealer: 2.21% (prev. 11.5%, six-auction average 11.5%)
• Direct: 18.31% (prev. 21.6%, six-auction average 22.1%)
• Indirect: 79.48% (prev. 66.8%, six-auction average 66.4%)

A stop-through of this size in the long bond is a strong result by the standards of recent 30-year supply, where the six-auction pattern has been flat-to-modest tails and occasional concessions that the market struggled to absorb. The composition matters as much as the stop: indirects taking a share well above recent norms alongside a very low dealer award is the signature of real end-user demand rather than a dealer-warehoused clearance, and such prints have historically been followed by a richening of the long end as the concession is taken back. Direct participation slipping against the indirect surge points to foreign and institutional accounts doing the lifting, the tell that distinguishes durable demand from domestic bargain-hunting. The high yield itself sits above the prior auction and the recent average, a reminder that strong demand is being met at elevated levels rather than at lower yields. Worth noting next is whether the long end holds the auction-led bid into the following sessions or fades it, since strong auctions in heavy supply windows have tended to offer only temporary relief, and how the belly and front end behave relative to the 30-year given the result speaks to duration demand specifically rather than the rate path.