Newspaper Advertisement regarding opening of Special Window for Transfer and Dematerialisation of Physical Securities

DEPT : SECRETARIAL REF. No. : SEC/ST.EX.STT/ 87/2026-27 DATE : August 29, 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: Newspaper Advertisement regarding opening of Special Window for Transfer and Dematerialisation of Physical Securities. Pursuant to Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 and SEBI Circular No. SEBI/HO/38/13/11(2)2026-MIRSD-POD/I/3750/2026 dated 30th January, 2026, we enclose the copies of newspaper advertisements published in Financial Express - All India Edition (English) and Deepika - Thrissur Edition (Malayalam) today, regarding the opening of Special Window for Transfer and Dematerialisation of Physical Securities. The aforesaid information is also being hosted on the website of the Bank www.southindianbank.bank.in Kindly take the same in your records. 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 DEEPIKA THRISSUR EDITION DATED 29-08-2026 FINANCIAL EXPRESS ALL INDIA EDITION DATED 29-08-2026