Director Declaration

10 June 2025

SUPERMARKET INCOME REIT PLC

(the "Company")

Director declaration

Supermarket Income REIT plc (LSE: SUPR) announces in accordance with UKLR 6.4.9 that Sapna Shah, an Independent Non-Executive Director of the Company, has been appointed as a Non-Executive Director of Pantheon Infrastructure plc, with effect from 19 June 2025.

Notes to Editors

Supermarket Income REIT plc (LSE: SUPR, JSE: SRI) is a real estate investment trust dedicated to investing in grocery properties which are an essential part of the feed the nation infrastructure. The Company focuses on grocery stores which are omnichannel, fulfilling online and in-person sales. The Company's supermarkets are let to leading supermarket operators in the UK and Europe, diversified by both tenant and geography.

The Company's assets earn long-dated, secure, inflation-linked, growing income. The Company targets a progressive dividend and the potential for capital appreciation over the longer term.

The Company is listed on the Closed-ended investment funds category of the FCA's Official List and its Ordinary Shares are traded on the LSE's Main Market. The Company also has a secondary listing on the Main Board of the JSE Limited in South Africa.

Further information is available on the Company's website www.supermarketincomereit.com

LEI: 2138007FOINJKAM7L537

Stifel Nicolaus Europe Limited, which is authorised and regulated in the United Kingdom by the Financial Conduct Authority, is acting exclusively for Supermarket Income REIT plc and no one else in connection with this announcement and will not be responsible to anyone other than the Company for providing the protections afforded to clients of Stifel Nicolaus Europe Limited nor for providing advice in connection with the matters referred to in this announcement.

Goldman Sachs International, which is authorised by the Prudential Regulation Authority and regulated by the Financial Conduct Authority and the Prudential Regulation Authority in the United Kingdom, is acting exclusively for Supermarket Income REIT plc and no one else in connection with this announcement and will not be responsible to anyone other than the Company for providing the protections afforded to clients of Goldman Sachs International nor for providing advice in connection with the matters referred to in this announcement.