Changes in FTSE UK Index Series

Further to the FTSE notice released on 01 October 2026 in relation to in relation to Senior (UK): Constituent Deletion, please note the index replacement and associated changes.

All other details remain unchanged. Please see updated notice below:

Subject to the court sanctioning the scheme of arrangement in relation to the cash acquisition of Senior (UK, constituent) by Zeus UK Bidco (non-constituent), please see details of affected indexes and effective dates below:

Senior (UK, 0795823) will be deleted from the FTSE 250 index.

Amaroq (UK, BTRG036) will be added to the FTSE 250 Index and deleted from the FTSE SmallCap Index.

All changes effective from 08 October 2026.

Full details of index changes are available on the FTSE Russell website.

For further information please contact FTSE Russell Client Services at [email protected] or call:

Alternatively please visit our website at lseg.com/ftse-russell

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