Intimation under Regulation 30 & 47 of SEBI (LODR) Regulations, 2015

DEPT : SECRETARIAL REF. No.: SEC/ST.EX.STT/ 121 /2026-27 DATE : October 16, 2026 National Stock Exchange of India Ltd., BSE Ltd. Exchange Plaza, 5th Floor, Department of Corporate Services (Listing), Plot No.C/1, G Block, First Floor, New Trading Wing, Bandra-Kurla Complex, Bandra (E), Rotunda Building, P J Towers, Mumbai – 400 051. Dalal Street, Fort, Mumbai – 400 001. SCRIP CODE: SOUTHBANK SCRIP CODE: 532218 Dear Madam/Sir, Sub: Intimation under Regulation 30 & 47 of the SEBI (Listing Obligations and Disclosure Requirements), Regulations, 2015 Pursuant to Regulation 30 & 47 of the SEBI (Listing Obligations and Disclosure Requirements), Regulations, 2015, please find enclosed the copies of newspaper publication on Unaudited Financial Results (Standalone and Consolidated) for the quarter/half year ended 30th September, 2026. The advertisements have been published in “Business Line” (All India editions) and “Deepika” (Thrissur & Kochi editions) on 16-10-2026. The aforesaid information is also being hosted on the website of the Bank www.southindianbank.bank.in. Yours faithfully, (JIMMY MATHEW) COMPANY SECRETARY Encl.: as above The South Indian Bank Ltd., Regd. Office: Thrissur, Kerala Head Office: S.I.B. House, T.B. Road, P.B. No: 28, Thrissur - 680001, Kerala (Tel) 0487-2420 020, (Fax) 91 487-244 2021, e-mail: sibcorporate@sib.bank.in CIN: L65191KL 1929PLC001017, Toll Free (India) 1800-102-9408, 1800-425-1809 (BSNL) www.southindianbank.bank.in BUSINESS LINE (ALL INDIAN EDITIONS)DATED 16-10-2026 DEEPIKA (THRISSUR AND KOCHI EDITIONS) DATED 16-10-2026