Trading Window

September 25, 2026 National Stock Exchange of India Limited BSE Limited Exchange Plaza Phiroze Jeejeebhoy Towers C-1, Block G, Bandra Kurla Complex, Dalal Street Bandra (E), Mumbai-400051 Mumbai-400001 Company Symbol: SIS Company Code: Equity: 540673 Debt: 976573 Dear Sir/Ma’am, Sub: Intimation of closure of trading window In accordance with the provisions of SEBI (Prohibition of Insider Trading) Regulations, 2015 and the Code of Conduct for the prevention of Insider Trading of SIS Limited (“Company”), we would like to inform you that the trading window for dealing in securities of the Company shall remain closed for the Designated Persons and their immediate relatives from October 1, 2026, until 48 hours after the announcement of the un-audited financial results of the Company for the quarter and half year ended September 30, 2026. The date of the Board meeting for the consideration of the financial results will be intimated in due course. Thanking you. Yours Sincerely, For SIS Limited Pushpalatha Katkuri Company Secretary and Compliance Officer SIS Limited Address for correspondence: #106, 1st Floor, Ramanashree Arcade, 18 MG Road, Bangalore- 560 001, Karnataka Registered office: Annapoorna Bhawan, Patliputra Telephone Exchange Road, Kurji, Patna 800 010 Bihar Website: www.sisindia.com Tel: +91 80 2559 0801 Email: compliance1@sisindia.com CIN: L75230BR1985PLC002083