Allotment of Securities

DEPT : SECRETARIAL REF. No. : SEC/ST.EX.STT/ 83/2026-27 DATE : August 24, 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 11,14,858 (Eleven Lakhs Forteen Thousand Eight Hundred and Fifty Eight Only) Equity Shares of the Bank on August 24, 2026 to eligible grantees upon exercise of stock options under SIB ESOS Scheme – 2008 and receipt of appropriate consideration. Details of Grant No. of shares Face Exercise Total Amount Value Price Received Tranche 12 granted under SIB 1,30,000 Re. 1/- Rs. 16.50/- Rs.21,45,000.00 ESOS – 2008 on March 01, 2023 at Rs. 16.50 per option. Tranche 13 granted under SIB 5,79,054 Re. 1/- Rs. 20.00/- Rs.1,15,81,080.00 ESOS – 2008 on July 31, 2023 at Rs. 20.00 per option. Tranche 14 granted under SIB 58,924 Re. 1/- Rs. 22.00/- Rs.12,96,328.00 ESOS – 2008 on May 02, 2024 at Rs. 22.00 per option. Tranche 15 granted under SIB 3,44,860 Re. 1/- Rs. 27.14/- Rs.93,59,500.40 ESOS – 2008 on July 30, 2024 at Rs. 27.14 per option. Tranche 16 granted under 2,020 Re. 1/- Rs. 24.95/- Rs. 50,399.00 SIB ESOS – 2008 on September 26, 2024 at Rs. 24.95 per option. Total 11,14,858 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 August 24, 2026 the Issued and Subscribed Capital of Bank stands increased to Rs.2,61,93,01,068.00 divided into 2,61,93,01,068 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