The Daily BriefEvening Briefing · Monday 21 September 2026 · 17:30 BST
Evening Briefing · Monday 21 September 2026

Thirty-Year Gilts Near 6% — the Bank Decides With Markets Pricing Four Rises

Britain’s long borrowing costs approached territory last charted in the late 1990s, the thirty-year yield nearing 6% and the ten-year holding by two-decade highs, as short-gilt markets priced as many as four Bank Rate rises within a year — on the very eve of a decision the Bank was expected to hold. The pressure had a name in the City: raise, or watch credibility reprice instead.

Dive deeper

The long end’s message is fiscal before it is monetary: thirty-year money at 6% prices not next month’s inflation but decades of it, plus the supply of debt a government with these commitments must issue, plus a war premium on the energy that feeds the first two — and no Thursday decision, hold or hike, addresses that compound directly. The four-hikes curve against an expected hold is the market accusing the Bank of being behind events, an accusation that costs the accuser nothing and the accused everything if a single print validates it. Somewhere in Threadneedle Street, the QT lever was already being reconsidered. Watch Thursday’s vote, and above all any word on gilt sales — the tool that touches the long end the rate cannot reach.

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