Trading Window

Ref No. IRC/138/2026-27 28.09.2026 BSE Limited, National Stock Exchange of India Ltd., Floor 1, P.J. Towers, Dalal Street, Exchange Plaza, C-1 Block G, Mumbai 400 001 Bandra-Kurla Complex, Bandra (E), Mumbai – 400 051 BSE SCRIP CODE: 532388 NSE SCRIP CODE: IOB Madam/Sir, Intimation for Closure of Trading Window This is to inform you that in terms of SEBI (Prohibition of Insider Trading) Regulations, 2015 and amendments thereto read with Bank’s Code of Conduct on Prohibition of Insider Trading, the Trading Window for dealing in securities of the Bank shall remain closed for Bank’s Directors, Designated persons, their immediate relatives and all other insiders with effect from 1st October 2026 till 48 hours after disclosure of the Unaudited (Reviewed) Financial Results of the Bank for the Quarter and Half-year ended 30th September 2026. The date of the Board Meeting to consider and approve the Unaudited (Reviewed) Financial Results for the Quarter and Half-year ended 30th September 2026 will be intimated to the Stock Exchanges in due course. This is for your information and appropriate dissemination. Yours faithfully, Raghuram Mallela Deputy General Manager/ Company Secretary & Compliance Officer 044 – 7172 9791, 2888 9360 | investor@iob.bank.in