Change in Marginal Cost of Funds Based Lending Rates(MCLR) of the Bank

DEPT : SECRETARIAL REF. No. : SEC/ST.EX.STT/78/2026-27 DATE : August 18, 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: Change in Marginal Cost of Funds Based Lending Rates (MCLR) of the Bank. Pursuant to Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements), Regulations, 2015, this is to inform you that, Marginal Cost of Funds Based Lending Rates (MCLR) applicable for multiple tenors has been revised w.e.f. 20th August, 2026 as follows: Tenor MCLR Overnight MCLR 8.15% One-month MCLR 8.50% Three-month MCLR 9.20% Six month MCLR 9.25% One year MCLR 9.45% 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 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