Chemfab Alkalis Ltdhas informed BSE that the meeting of the Board of Directors of the Company is scheduled on 28/10/2026 ,inter alia, to consider and approve The Un-Audited Standalone and Consolidated Financial Results of the Company for the quarter and half year ended September 30, 2026. Further, the closure of trading window for dealing in the shares of the Company has already commenced and the same shall remain closed for a period of 48 hours ....

REF: CHEMFAB/SEC/2026-27 21st October, 2026 BSE Limited National Stock Exchange of India Limited Corporate Relationship Department The Manager, Listing Department Phiroze Jeejeebhoy Towers, "Exchange Plaza" Dalal Street, Bandra - Kurla Complex, Bandra (E) Mumbai- 400 001. Mumbai - 400 051 BSE - Scrip Code: 541269 NSE Symbol: CHEMFAB Dear Sir/Madam, Sub: Intimation under Regulation 29 of SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 Pursuant to Regulation 29 of SEBI (Listing Obligation and disclosure Requirements) Regulations, 2015 (LODR), as amended, we wish to inform you that a Meeting of the Board of Directors of the Company is scheduled to be held on Wednesday, 28th October, 2026 at 11:30 A.M to consider and approve inter-alia the Un-Audited Standalone and Consolidated Financial Results of the Company for the quarter and half year ended September 30, 2026. In continuation to our letter reference no. REF: CHEMFAB/SEC/2026-27 dated 28th September, 2026 with respect to 'Closure of Trading Window' and in terms of Company's Code of Prevention of Insider Trading read with SEBI (Prohibition of Insider Trading) Regulations, 2015, it is hereby informed that the 'Trading Window' for dealing in the Company's share(s) by the Directors, Designated Employees, other insiders of the Company and their relatives remains closed from October 01, 2026 till the completion of 48 hours after the declaration of Un-Audited financial results for the quarter and half year ended September 30, 2026, i.e. Closure of Trading Window effective from October 01, 2026 till October 30, 2026. Kindly take the above on record. Thanking You, Yours faithfully, For CHEMFAB ALKALIS LIMITED Bharatraj Panchal Company Secretary FCS: 9828