Scottish Mortgage Investment Trust PLC ("the Company")

Legal Entity Identifier: 213800G37DCS3Q9IJM38

Board Update

The Board is pleased to announce the appointment of Heather Manners as an independent Non-executive Director of the Company, with effect from 1 January 2026.

Heather Manners is an award-winning market professional with some 34 years' experience of investment in Asia, the most recent 15 of which were spent as the co-founder, CEO and CIO of Prusik Investment Management. She is the Chair of Fidelity Emerging Markets Limited, a non-executive director of Montanaro Asset Management, and a non-executive director of Collidr Asset Management. She was previously a non-executive director of Aberdeen New Dawn. Heather began her career at Henderson Global Investors Limited, where, latterly, she was Head of Asia and Emerging Markets.

The Chairman of Scottish Mortgage, Christopher Samuel, said "On behalf of the Board, I am delighted to welcome Heather to Scottish Mortgage. She brings extensive experience of investing across Asian markets, deep insight into emerging economies and entrepreneurial growth companies and extensive experience of marketing investment products. Heather's proven track record as an investor and business leader will bring valuable additional perspectives to the Board which complement our existing strengths as we continue to focus on long-term growth opportunities".

Heather's appointment is subject to shareholder approval at the Annual General Meeting in 2026.

There is no other information required to be disclosed under Listing Rule 6.4.8.

Enquiries:

Alex Blake

Baillie Gifford & Co Limited

Managers and Secretaries

18 November 2025

Regulated Information Classification: Additional regulated information required to be disclosed under applicable laws.