Intimation regarding Closure of Trading Window

September 28, 2026 The National Stock Exchange of India Limited BSE Limited Exchange Plaza, Plot no. C/1, G Block, Listing Operation Department, Bandra Kurla Complex, Bandra (E), 20th Floor, P.J. Towers, Dalal Street, Mumbai - 400 051 Mumbai – 400 001 NSE Code: KALPATARU BSE Code: 544423 Dear Sir/Madam, Subject: Intimation of Closure of Trading Window In compliance with the Company’s Code of Conduct for Prevention of Insider Trading (‘Code’) and pursuant to the Securities and Exchange Board of India (Prohibition of Insider Trading) Regulations, 2015, as amended from time to time, we hereby inform you that the “Trading Window” for dealing in the securities of the Company shall remain closed for all the Designated Persons and their immediate relatives, covered under the Code, with effect from Thursday, October 01, 2026 till the completion of 48 hours after the declaration of the Unaudited Standalone and Consolidated Financial Results of the Company for the quarter and half year ending on September 30, 2026 (“Financial Results”). The date of meeting of the Board of Directors to be held for consideration and approval of the Financial Results will be intimated in due course. Accordingly, all the Designated Persons and their immediate relatives covered under the Code have been advised not to trade in securities of the Company during the stated period. This intimation is also being uploaded on the Company’s website at https://www.kalpataru.com/investor-corner Kindly take the above information on your records. Thanking You, Yours faithfully, For Kalpataru Limited Gajendra Mewara Company Secretary & Compliance Officer KALPATARU LIMITED CIN No.: L45200MH1988PLC050144 91, Kalpataru Synergy, Opp. Grand Hyatt, Santacruz (E), Mumbai 400 055. India. Tel +91 22 3064 5000 ◼ www.kalpataru.com ◼ investor.cs@kalpataru.com INTERNAL