Closure of Trading Window

BSE Limited Corporate Relations Department, Phiroze Jeejeebhoy Towers, Dalal Street, Mumbai- 400 001 Scrip Code 524506 ISIN INE683E01017 Series EQ Dear Sir/Madam, Subject Intimation regarding Closure of Trading Window as per SEBI (Prohibition of Insider Trading) Regulations, 2015 This is to inform you that pursuant to SEBI (Prohibition of Insider Trading) Regulations, 2015 and as per the Company's Code of Conduct to regulate, monitor and report trading by insiders ("Code"), the Trading Window for dealing in the securities of the Company will be closed for all the Designated Persons and their relatives from October 1, 2026 till 48 (forty eight) hours after declaration of unaudited standalone financial results for the quarter and half year ending on September 30, 2026. The trading window shall open after 48 hours of declaration of the said results. The date of the Board meeting to consider, inter alia, audited standalone financial results for the quarter and half year ending on September 30, 2026, shall be intimated separately in due course. The same is being informed to the Designated Persons and Connected Persons in accordance with the Code of Conduct. Kindly take the same on your record. Yours sincerely! For Coral Laboratories Limited Sushma Kadkade Director & CFO DIN: 07791735 Place Mumbai Date September 25, 2026