3i Infrastructure Regulatory News (3IN)

Director/PDMR Shareholding

UK Market Abuse Regulation Article 19

On 1 May 2026, 3i Infrastructure plc (the "Company") (LEI: 549300SQ4ZSVSWC6H750) was notified that Stephanie Hazell, a Director and person discharging managerial responsibilities, made the following share purchases of ordinary shares (ISIN: JE00BF5FX167) in the Company ("Ordinary Shares"):

- 16 January 2026, 36 Ordinary Shares at £3.7925 per share

- 17 July 2025, 119 Ordinary Shares at £3.495 per share

- 16 July 2024, 53 Ordinary Shares at £3.225 per share

- 15 January 2024, 6 Ordinary Shares at £3.1093 per share

- 12 July 2023, 116 Ordinary Shares at £3.085 per share

Ms Hazell became aware of the share purchases on 1 May 2026 as the purchases were made pursuant to a standing instruction to reinvest dividends into further Ordinary Shares.

The place of the above transactions was the London Stock Exchange.