Statement of outstanding debt securities for the half year ended 30.09.2026

Ref No. IRC/146/2026-27 03.10.2026 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 Statement of Outstanding Debt Securities for the Half Year ended 30.09.2026 Pursuant SEBI Master Circular no. SEBI/HO/DDHS/DDHS-PoD/P/CIR/2025/0000000137 dated October 15, 2025, please find enclosed herewith the statement of Outstanding Debt Securities issued by the Bank for the Half Year ended 30.09.2026 in the format prescribed in the above-mentioned circular. This is for your information and appropriate dissemination. Yours faithfully, Raghuram Mallela Deputy General Manager/ Company Secretary & Compliance Officer Investor Relations Cell, Central Office, 763, Anna Salai, Chennai 600 002 044 – 7172 9791, 2888 9360 | investor@iob.bank.in Indian Overseas Bank Investor Relations Cell, Central Office, 763 Anna Salai, Chennai 600 002 (Rs. in Crore) Name of Embedded the Issuance Maturity Coupon Payment option if Amount Amount Issuer ISIN Date Date Rate Frequency any Issued O/s Indian Overseas Bank INE565A08035 24.09.2019 24.09.2029 9.0802 Annual N.A. 500.00 500.00 Call Indian Option at Overseas the end of Bank INE565A08043 31.03.2022 31.03.2032* 8.60 Annual 5th year 665.00 665.00 Call Indian Option at Overseas the end of Bank INE565A08050 24.03.2023 24.03.2033* 9.00 Annual 5th year 1000.00 1000.00 Call Indian Option at Overseas the end of Bank INE565A08068 23.01.2026 23.01.2036* 7.80 Annual 5th year 1000.00 1000.00 *Call option available at the end of 5 years (with prior approval of RBI). Investor Relations Cell, Central Office, 763, Anna Salai, Chennai 600 002 044 – 7172 9791, 2888 9360 | investor@iob.bank.in