# FTSE Indices Adjusted Following UK Gilt Nominal Change

- URL: https://stocks.freetheai.org/news/ftse-indices-adjusted-following-uk-gilt-nominal-change-247268
- Published: 2026-10-15T16:00:30Z
- Category: markets; sentiment: neutral; impact: low
- Symbols: [LSE:LSEG](https://stocks.freetheai.org/symbols/LSE-LSEG)
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FTSE Russell is adjusting several FTSE indices to reflect a nominal change for the 0 1/8% Index-linked Treasury Gilt 2031. The updates follow an official announcement made by the UK Debt Management Office on October 15, 2026.

Index adjustments ensure that benchmark trackers accurately reflect changes in government debt obligations and index-linked bond structures. London Stock Exchange Group plc (LSE:LSEG), which calculates and maintains FTSE indices, updates benchmark compositions when debt authorities alter nominal values or issuance terms.

Investors tracking UK government bond benchmarks should review the effective dates and modified index weights for affected FTSE indices. Further changes will depend on subsequent government debt announcements or scheduled index reviews.

## Key points

- FTSE indices are being updated following a nominal change to the 0 1/8% Index-linked Treasury Gilt 2031.
- The index modifications follow an official announcement by the UK Debt Management Office on October 15, 2026.
- London Stock Exchange Group plc (LSE:LSEG) shares traded at 8684 GBX, up 3.41% today.

## Questions and answers

### What changes were announced for the 0 1/8% Index-linked Treasury Gilt 2031?

FTSE indices are being updated to reflect a nominal change for the 0 1/8% Index-linked Treasury Gilt 2031 following an announcement by the UK Debt Management Office.

### Why are FTSE indices being adjusted?

The adjustments ensure FTSE benchmark indices accurately reflect the latest UK Debt Management Office updates regarding government bond data and effective dates.