Harbour Energy

By LSE RNS

Date: Friday 27 Mar 2026

RNS Number : 4906Y

FTSE Russell

27 March 2026

Harbour Energy (UK): Investability Weight Change

Changes in FTSE UK Index Series

27 March 2026

Following the receipt of updated shareholder information for Harbour Energy (UK, constituent), as a result of a secondary offering, please see details of affected indexes and effective dates below:

Index	Effective From Start of Trading
FTSE 250 Index	01 April 2026
FTSE 350 Index	01 April 2026
FTSE All-Share Index	01 April 2026
FTSE All-Share ex Multinationals Index	01 April 2026
FTSE 350 Higher Yield Index	01 April 2026
FTSE UK Dividend + Index	01 April 2026

For further information please contact FTSE Russell Client Services at info@ftserussell.com or call:

Australia	+61 (0) 2 7228 5659
Hong Kong	+852 2164 3333
Japan	+81 3 6441 1430
London	+44 (0) 20 7866 1810
New York	+1877 503 6437

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

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