Please find attached intimation for closure of trading window for unaudited financial results for the quarter and half year ending 30th September, 2026.

TRUSTWAVE SECURITIES LIMITED (FORMERLY KNOWN AS STERLING GUARANTY & FINANCE LIMITED) CIN No. : L65990MH1983PLC031384 Date: 28th September, 2026 The BSE Limited, The Deputy General Manager, Listing Compliance Monitoring Cell, 24th Floor, P.J. Towers, Dalal Street, Mumbai – 400 001. Scrip Code: 508963 ISIN: INE668Y01024 Sub: Intimation of Closure of Trading Window Dear Sir/Madam, In accordance with the provisions of the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015, as amended from time to time read with BSE Circular No. LIST/COMP/01/2019-20 dated April 2, 2019 and as per the Company's Code of Conduct for the Prevention of Insider Trading in Securities, we would like to inform you that the trading window for dealing in the securities of the Company for all insiders, designated persons and their immediate relatives, connected persons, fiduciaries and intermediaries shall remain closed from 1st October, 2026 till the expiry of 48 (Forty-Eight) hours after the declaration of the unaudited standalone financial results of the Company for the quarter and half year ending 30th September, 2026. The date of the meeting of Board of Directors of the Company for the declaration of the unaudited standalone financial results of the Company for the quarter and half year ending 30th September, 2026 shall be intimated in due course. You are requested to take the above on record and acknowledge the receipt. Thanking you, Yours Faithfully, For, Trustwave Securities Limited (Formerly known as Sterling Guaranty & Finance Limited) Deepak Kharwad Director DIN: 08134487 REGD. OFFICE: B-702, 7th Floor, Neelkanth Business Park, Kirol Village, Near Bus Depot, Vidyavihar (W), Mumbai – 400086 TEL: 91-8080007770 Email: sterlingguarantyfinancelimited@gmail.com Website: www.trustwavesecuritieslimited.com