The Trading Window for dealing in securities shall remain closed from Thursday , October 1 , 2026 till 48 hrs of the declaration of the Unaudited Financial Results (Standalone & Consolidated) for the quarter/half year ended September 30, 2026 .

Chembond Chemicals Limited formerly Chembond Chemical Specialties Ltd SE/CS/2026-27/20 September 28, 2026 Listing Department Listing Department BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Exchange Plaza, Plot no. C/1, G Block Dalal Street, Fort, Mumbai – 400 001 Bandra-Kurla Complex, Bandra (W), Mumbai – 400 051 Scrip Code-544450 Scrip Code-CHEMBONDCH Ref: ISIN: INE0TGX01019 Sub: Intimation of Closure of Trading Window Dear Sir/Madam, Pursuant to SEBI (Prohibition of Insider Trading) Regulations, 2015 and in accordance with the Internal Code of Conduct for Regulating, Monitoring and Reporting of Trades of Chembond Chemicals Limited (formerly Chembond Chemical Specialties Limited) (“the Company”), the Trading Window for dealing in securities of the Company by Designated Persons including their immediate relatives shall remain closed from Thursday, October 1, 2026 till 48 hours of the declaration of Unaudited Financial Results (Standalone & Consolidated) of the Company for the quarter/ half year ended September 30, 2026 (“the Financial Results”). The date of Board Meeting for announcement of Unaudited Financial Results shall be informed in due course. Kindly take the same on record Thanking You Yours faithfully, For Chembond Chemicals Limited (formerly Chembond Chemical Specialties Limited) Kiran Mukadam Company Secretary Chembond Chemicals Limited (formerly Chembond Chemical Specialties Limited) EL-37, Mahape MIDC, Navi Mumbai 400710. INDIA T: +91 22 65753000 - 03 ● www.chembondindia.com CIN: L20116MH2023PLC415282