Trading Window

MASK INVESTMENTS LIMITED CIN: L65993GJ1992PLC036653 Date: September 26, 2026 National Stock Exchange of India Limited, Corporate Relation Department Exchange Plaza, C-1 Block G, Bandra- Kurla Complex, Bandra (East), Mumbai-400051, Maharashtra Symbol: - MASKINVEST ISIN: INE885F01015 Sub: Intimation of Closure of Trading Window Ref: SEBI (Prohibition of Insider Trading) Regulations, 2015 Dear Sir/Madam, In pursuant to the provisions of the SEBI (Prohibition of Insider Trading) Regulations, 2015, as amended from time to time and as per the Company's Code of Conduct for Regulating, Monitoring, Preventing and Reporting of Trading by Designed Persons and their immediate relatives adopted by the Company, we would like to inform you that the Trading Window for dealing in the securities of the Company shall remain closed from October 01, 2026 till 48 hours after the declaration of unaudited financial results of the Company for the quarter and half year ended September 30, 2026 for the Designated Persons and their immediate relatives. The date of the Board Meeting to consider and approve the unaudited financial results of the Company for the quarter and half year ended September 30, 2026 will be intimated in due course of time. During the aforesaid closure of the trading window period, the Employees, Directors, Key Managerial Personnel and Designated Persons and their immediate relatives shall not trade in the equity shares of the Company. You are requested to take the above information on your records. Thanking You, Yours faithfully For Mask Investments Limited Narayan Sitaram Saboo Chairman & Director DIN: 00223324 Regd. Office: Office No. 908, 9th Floor, Rajhans Montessa, Dumas Road, Magdalla, Surat-395007, Gujarat Ph.: +91-0261-2463262, 2463263 Email: contact@maskinvestments.com, maskinvestmentltd@gmail.com Visit Us: www.maskinvestments.com