Intimation for closing of trading window of the Company

September 24, 2026 National Stock Exchange of BSE Limited India Limited Corporate Relationship Department, “Exchange Plaza” 1st Floor, New Trading Ring, Rotunda Building, Bandra – Kurla Complex, P.J. Towers, Bandra (E), Mumbai – 400 051 Dalal Street, Fort, Mumbai – 400 001 NSE Code: GHCL BSE Code: 500171 Dear Sir / Madam, Sub: Intimation of Closure of Trading Window Pursuant to the Company’s Code of Conduct to Regulate, Monitor and Report Trading by Designated Persons and immediate relatives of designated persons (the Code) of the Company read with applicable provisions of the SEBI (Prohibition of Insider Trading) Regulation, 2015, notice be and hereby given that the trading window for dealing in the shares of the Company is closed for all Designated Persons of the Company (including their immediate relatives) from October 1, 2026 till 48 hours after declaration of un-audited financial results of the company for the quarter/period ended on September 30, 2026. (both days inclusive). The date of Board Meeting for consideration of the un-audited financial results of the Company for the quarter/period ended on September 30, 2026 will be intimated separately in due course Please note that copy of this intimation is also available on the website of the Company (www.ghcl.co.in ). You are requested to kindly take note of the same. Thanking you Yours faithfully For GHCL Limited Bhuwneshwar Prasad Mishra VP-Sustainability & Company Secretary B-38, GHCL House, Institutional Area, Sector- 1, Naida, (U.P.) - 201301, India. Ph.: +91-120-2535335, 4939900, Fax: +91-120- 2535209 CIN: L24100GJ1983PLC006513, E-mail: ghclinfo@ghcl.co.in, Website: www.ghcl.co.in Regd. Office: GHCL House, Opp. Punjabi Hall, Near Navrangpura Bus Stand, Navrangpura, Ahmedabad, Gujarat - 380009, India