Appointment of Mr. Parthasarathi Periaswamy as Additional Director in the category of Independent Director of the Bank

Karnataka Bank Ltd. Your Family Bank. Across India. Regd. & Head Office Phone : 0824-2228222 Post Box No.599, Mahaveera Circle E - M a i l : c o m s e c @ k tk . b a n k . i n Kankanady Website : www.karnatakabank.bank.in Mangaluru – 575 002 CIN : L85110KA1924PLC001128 SECRETARIAL DEPARTMENT HO:SEC:102:2026-27 29.07.2026 The Manager The Manager Listing Department Corporate Relationship Department National Stock Exchange of India Limited BSE Limited Exchange Plaza,C-1, Block G Phiroze Jeejeebhoy Towers Bandra-Kurla Complex, Bandra (E) Dalal Street MUMBAI - 400051 MUMBAI - 400001 NSE Scrip Code: KTKBANK BSE Scrip Code: 532652 Madam / Dear Sir, Reg.: Disclosure under Regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015: Change in Directorate of the Bank Appointment of Mr. Parthasarathi Periaswamy as Additional Director in the category of Non-Executive Independent Director of the Bank Pursuant to Regulation 30 and other applicable provisions of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015, we inform that the Board of Directors of the Bank at their meeting held today i.e., on Wednesday, July 29, 2026 has appointed Mr. Parthasarathi Periaswamy (DIN: 08507318) as an Additional Director in the category of Independent Director of the Bank for a period of four years with effect from today, i.e., July 29, 2026. As required by the BSE Circular No.: LIST/COMP/14/2018-19 dated June 20, 2018 and NSE Circular No.: NSE/ CML/2018/24 dated June 20, 2018, it is hereby confirmed that Mr. Parthasarathi Periaswamy (DIN: 08507318) has not been debarred from holding the office of a Director by virtue of any order passed by the SEBI or any other such authority. The aforesaid appointment is subject to the approval of the shareholders of the Bank as per the SEBI (LODR) Regulations, 2015 and applicable provisions of the Companies Act, 2013. Further, in terms of the SEBI Master Circular No.: SEBI/HO/49/14/14(7) 2025-CFD- POD2/I/3762/2026 dated January 30, 2026, the details of Mr. Parthasarathi Periaswamy is furnished in the Annexure. The Board Meeting commenced at 10.00 AM and concluded at 04.40 PM. This is for your kind information and dissemination. Yours faithfully, Sham K Company Secretary & Compliance Officer Annexure Mr. Parthasarathi Periaswamy: Sl. No. Particulars Disclosures 1. Reason for change viz. Appointment appointment, resignation, removal, death or otherwise; 2. Date of appointment / cessation July 29, 2026. (as applicable) & Term of appointment; Mr. Parthasarathi Periaswamy has been appointed as an Additional Director in the category of Independent Director of the Bank for a period of four years with effect from today, i.e., July 29, 2026. 3. Brief profile (in case of Mr. Parthasarathi Periaswamy is a appointment); seasoned technology and cybersecurity leader with over three decades of experience at the highest levels of India’s financial sector. As former Chief Information Security Officer and Chief General Manager (IT) at the Reserve Bank of India, he has played a pivotal role in shaping national cybersecurity frameworks, modernizing mission critical infrastructure and strengthening resilience across the banking ecosystem. He has served as Chief Technology Officer at the Institute for Development and Research in Banking Technology (IDRBT), where he directed IT infrastructure, trust services and the national threat intelligence platform (IB CART). His leadership extended to convening the CISO Forum and organizing national cyber drills, fostering collaboration and preparedness among banks. Beyond central banking, Mr. Parthasarathi has advised leading private sector banks on cybersecurity governance, policy reviews and crisis management. He continues to contribute as a Consultant to the Reserve Bank Innovation Hub, guiding projects on cybersecurity in the financial sector and as a Board Member of IFTAS, Sl. No. Particulars Disclosures an RBI subsidiary, he had overseen technology governance and sector wide IT initiatives. Widely respected for his ability to bridge technology, regulation and strategy, Mr. Parthasarathi is passionate about advancing organizational resilience, regulatory technology and cybersecurity governance. His career reflects a commitment to strengthening trust in financial systems and preparing institutions for the challenges of a digital future. 4. Disclosure of relationships Not related to any of the Directors in the between directors (in case of Bank. appointment of a director)