CLOSURE OF TRADING WINDOW FOR DISCLOSURE OF UNAUDITED FINANCIAL STATEMENTS FOR QTR ENDING ON 30TH SEPTEMBER, 2026

Date: 28/09/2026 General Manager BSE Limited, P.J. Tower, Dalal Street, Fort, Mumbai 400 001 Script Code: 544308(BSE) Subject: Intimation of Closing of Trading Window Dear Sir/Madam, With reference to above, You are also requested to take note that in terms of the code of conduct adopted by the Company for prevention of Insider trading in the securities of the company pursuant to the provisions of the SEBl (Prohibition of lnsider Trading) Regulations, 2015, trading window for dealing in the Equity Shares of the Company by all its Directors, Promoters, Designated Employees and Insiders shall remain closed from 1st July, 2026 and shall be opened 48 hours after the announcement declaration of the Unaudited Financial Results of the Company for the Quarter ended on 30th September, 2026. The date of Board meeting to consider and approve, inter alia, the Unaudited Financial Results for the quarter ended on 30th September, 2026 shall be intimated to the exchange separately in due course. Thanking you, Yours faithfully, For HILLTONE SOFTWARE AND GASES LIMITED, HINISHA PATEL COMPANY SECRETARY AND COMPLIANCE OFFICER Mem- A59842