Intimation under Regulation 30 of the SEBI (LODR) Regulations, 2015- Allotment of Equity Shares under SIB ESOS Scheme-2008

DEPT : SECRETARIAL REF. No.: SEC/ST.EX.STT/ 126 /2026-27 DATE : October 26, 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 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 - Allotment of Equity Shares under SIB ESOS Scheme – 2008 Pursuant to Regulation 30 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulation, 2015 and subject to the provisions of the Securities and Exchange Board of India (Share Based Employee Benefit and Sweat Equity) Regulations, 2021 and in accordance with SIB ESOS Scheme - 2008, we hereby inform you that the Nomination and Remuneration Committee of the Board has allotted 7,52,831 (Seven Lakhs Fifty Two Thousand Eight Hundred and Thirty One Only) Equity Shares of the Bank on October 26, 2026 to eligible grantees upon exercise of stock options under SIB ESOS Scheme – 2008 and receipt of appropriate consideration. Details of Grant No. of Face Exercise Total Amount shares Value Price Received Tranche 12 granted under SIB 4,62,888 Re. 1/- Rs. 16.50/- ESOS – 2008 on March 01, 2023 Rs.76,37,652.00 at Rs. 16.50 per option. Tranche 13 granted under SIB 1,90,554 Re. 1/- Rs. 20.00/- Rs.38,11,080.00 ESOS – 2008 on July 31, 2023 at Rs. 20.00 per option. Tranche 14 granted under SIB 21,985 Re. 1/- Rs. 22.00/- Rs.4,83,670.00 ESOS – 2008 on May 02, 2024 at Rs. 22.00 per option. Tranche 15 granted under SIB 30,400 Re. 1/- Rs. 27.14/- Rs.8,25,056.00 ESOS – 2008 on July 30, 2024 at Rs. 27.14 per option. Tranche 16 granted under SIB 630 Re. 1/- Rs. 24.95/- Rs. 15,718.50 ESOS – 2008 on September 26, 2024 at Rs. 24.95 per option. Tranche 19 granted under SIB 46,374 Re. 1/- Rs. 16.39/- Rs.7,60,069.86 ESOS – 2008 on October 16, 2025 at Rs. 16.39 per option. Total 7,52,831 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 DEPT : SECRETARIAL Consequently, as on October 26, 2026 the Issued and Subscribed Capital of Bank stands increased to Rs.2,62,02,56,538.00 divided into 2,62,02,56,538 Equity Shares of Re.1/- each. 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