giltsyield.com

Return

+£0.984

12 Oct 2026 → 12 Nov 2026

Start dirty price

£90.544

model £90.540

End dirty price

£91.527

model £91.450

Mark-to-market is the traded price; mark-to-model discounts the remaining flows along the fitted curve. The decomposition below is computed on the model prices.

What moved the price

Effect	Contribution	What it is
Carry	+£0.391	The passage of time at an unchanged yield: coupons earned plus the bond getting closer to redemption.
Rolldown	+£0.036	The yield change that comes from the shorter remaining maturity — rolling down the same curve.
Variation	+£0.483	The move in the curve itself between the two dates.
Unexplained	+£0.074	The residual between the traded prices and what carry, rolldown and variation account for.

The curve, then and now

Market data as of 12 Oct 2026 and 12 Nov 2026.

TR33

What moved the price

The curve, then and now

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