Update on acquisition of API business

November 2, 2026 Listing Department Code: 532321 Listing Department Code: Zyduslife BSE LIMITED NATIONAL STOCK EXCHANGE OF INDIA P J Towers, LIMITED Dalal Street, Exchange Plaza, Fort, Mumbai-400001 Bandra Kurla Complex, Bandra (E), Mumbai-400051 Re.: Update on acquisition of API business Ref.: 1. Intimation under regulation 30 of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 2. Closing of acquisition of API Business of Sterling Biotech Limited Dear Sir / Madam, In continuation with earlier intimation, on completion of conditions precedent and closing date adjustments as specified in the Business Transfer Agreement entered into between the Company and Sterling Biotech Limited dated September 17, 2024, we hereby inform that the Company has completed the acquisition of the API Business of Sterling Biotech Limited. Kindly take the same on record. Thanking you, Yours faithfully, For, Zydus Lifesciences Limited Dhaval N. Soni Company Secretary and Compliance Officer Membership No. FCS7063