As Attached

Date: 28 September 2026 To To BSE Limited National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers Exchange Plaza Dalal Street Bandra Kurla Complex Mumbai - 400001 Bandra (E) Mumbai - 400051 Security Code: 540596 Symbol: ERIS SUBJECT: INTIMATION OF CLOSURE OF TRADING WINDOW Dear Sir/Madam, In terms of the provisions of SEBI (Prohibition of Insider Trading) Regulations, 2015 and in compliance with the terms of Code of Conduct to Regulate, Monitor and Report Trading by its Designated Persons and immediate relatives of Designated Persons of the Company, the “Trading Window” for dealing in the securities of the Company will be closed for all Designated Persons and their immediate relatives from October 01, 2026, and the same will remain closed till 48 hours after the declaration of Unaudited Financial Results of the Company for the quarter and half year ending on September 30, 2026, to the public. Accordingly, all Designated Persons and their immediate relatives of the Company are advised not to trade in the securities of the Company during the aforesaid period of Closure of Trading Window. This trading window closure notice operates independently and does not intend to amend, alter, modify, curtail, or extend any other notice(s) on the closure of trading window, if any, for any other purpose, whether currently in effect or to be issued during the validity of this notice. Kindly take note of the same. Thanking you, For Eris Lifesciences Limited Milind Talegaonkar Company Secretary and Compliance Officer Mem. No. A26493