Please find herewith Intimation for Closure of Trading Window for the Quarter ended 30th September 2026

Limited Regd. & Corp. Office : “Sanstar House" Nr. Parimal Under Bridge, Opp. Suvidha Shopping Centre, Paldi, Ahmedabad — 380007. Guijarat (India) Phone : +91 79-26651819 /20 / 21 Fax : +91 79-26651822 CIN : U15400GJ1982PLC072555 E-Mail : sanstar@sanstar.in Website : www.sanstar.in Date: 26t September, 2026 To, To, BSE Limited, National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, Plot No. C/1, G Block, Dalal Street, Bandra-Kurla Complex, Mumbai — 400 001 Bandra (E), Mumbai - 400 051 Scrip Code: 544217 Symbol - SANSTAR Sub: Intimation of Closure of Trading Window. Dear Sir/Madam, This is to inform you that pursuant to the Code of Conduct for regulating, monitoring and reporting ofinsider trading in the securities of the Company, framed pursuant to the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015, as amended, the Trading window for trading/ dealing in securities of the Company by the Designated Persons and their immediate relatives will be closed with effect from Wednesday, October 01,2026, and shall remain closed up to 48 hours after the declaration of the Unaudited Financial Results of the Company for the quarter and half year ending on September 30, 2026. The date of the Board Meeting for consideration and approval of the Unaudited Financial Results of the Company for the quarter and half year ending on September 30, 2026, shall be intimated in due course. The intimation is also being uploaded on the website of the Company at www.sanstar.in. You are requested to take the above information on your records. Thanking you, Yours faithfully, For, Sanstar Limited Fagun Harsh Shah Company Secretary & Compliance Officer (ACS-62163) Factory (1) : Gulabpura. Village : Karvand, Taluka : Shirpur, Dist. : Dhule — 425 405. Maharashtra (India) (2): “Sanstar Nagar” Sukhpar Road, Post Sukapar, Village Morgar, Taluka Bhachau. Dist. Kutch-370 020. Gujarat (India)