Intimation of Closure of Trading Window.

September 28, 2026 National Stock Exchange of India Limited BSE Limited Exchange Plaza, P. J. Towers, Dalal Street, Bandra Kurla Complex, Mumbai Samachar Marg, Bandra (East), Mumbai - 400 001 Mumbai - 400 051 Symbol: LUPIN Scrip Code: Equity - 500257 Subject: Intimation of Closure of Trading Window Dear Sir/Madam, Pursuant to the provisions of the SEBI (Prohibition of Insider Trading) Regulations, 2015 and the Code of Conduct for Prevention of Insider Trading of the Company, the Trading Window for dealing in the Securities of the Company by the Designated Persons & their Immediate Relatives shall remain closed from October 01, 2026, till 48 hours after the declaration of unaudited financial results for the quarter and half year ending on September 30, 2026. The date of the Board Meeting for consideration and declaration of unaudited financial results for the quarter and half year ending on September 30, 2026, will be intimated in due course. You are requested to take the above information on record. Thanking you, FOR LUPIN LIMITED AMIT KUMAR GUPTA COMPANY SECRETARY & COMPLIANCE OFFICER (ACS - 15754) LUPIN LIMITED Registered Office: 3rd Floor, Kalpataru Inspire, Off W. E. Highway, Santacruz (East), Mumbai - 400 055 India. Tel: (91-22) 6640 2323. Corporate Identity Number: L24100MH1983PLC029442 info@lupin.com | www.lupin.com