We wish to inform you that, in accordance with the SEBI (Prohibition of Insider Trading) Regulations, 2015 and the Company's Code of Conduct for Prevention of Insider Trading, the Trading Window for dealing in the securities of the Company, shall remain closed for Promoters & Promoter Group, Directors, KMPs, Designated Persons and their immediate relatives etc. effective from October 01, 2026 till 48 hours of conclusion of the Board Meeting for consideration ....

September 28, 2026 BSE Limited, National Stock Exchange of India Limited, 20th Floor, P.J. Towers, Exchange Plaza, C-1, Block G, Dalal Street, Bandra Kurla Complex, Bandra (E), Mumbai - 400001. Mumbai – 400 051 BSE Scrip Code: 544294 NSE Scrip Symbol: ROSSTECH Sub: Intimation of Closure of Trading Window Dear Sir/Ma’am, With reference to the above subject, we wish to inform you that, in accordance with the SEBI (Prohibition of Insider Trading) Regulations, 2015 and the Company’s Code of Conduct for Prevention of Insider Trading, the Trading Window for dealing in the securities of the Company, shall remain closed for Promoters & Promoter Group, Directors, KMPs, Designated Persons and their immediate relatives etc. effective from October 01, 2026 till 48 hours of conclusion of the Board Meeting for consideration and approval of the Unaudited Financial Results of the Company for the quarter and half year ending September 30, 2026. Accordingly, all the Promoters & Promoter Group, Directors, KMPs, Designated Persons and their immediate relatives etc. have been informed not to trade in the securities of the Company during the aforesaid period of closure of Trading Window. The date of the Board Meeting in which the Unaudited Financial Results of the Company for the quarter and half year ending September 30, 2026, are to be approved will be informed to the Stock Exchanges in due course. We request you to kindly take the same on record. Thanking you, For and on behalf of Rossell Techsys Limited Krishnappayya Desai Company Secretary & Compliance officer