US Treasury to Buy Back Up to $6B of 10-20 Year Debt on Sept 10

The Treasury is scaling up long-end buybacks precisely as the long end sells off, which reframes the operation from routine liquidity management into a signal that officials are watching term-premium stress. The immediate market reaction — yields rising rather than falling on the announcement — suggests participants read the move as acknowledgment of heavy duration supply and weak demand rather than as a backstop. The open question is whether expanded buybacks actually restore liquidity at the long end, or whether the market keeps treating them as evidence of the very pressure they are meant to ease.