Acquisition

June 30, 2026 To To Listing Department, The Corporate Relations Department NATIONAL STOCK EXCHANGE OF INDIA LIMITED BSE LIMITED Exchange Plaza, Bandra Kurla Complex, Bandra (E), Phiroz Jeejeebhoy Towers, 25th floor, Dalal MUMBAI -400 051 Street, MUMBAI -400 001 Company Code No. AUROPHARMA Company Code No. 524804 Dear Sir / Madam, Sub: Disclosure under Regulation 30 of the SEBI (Listing Obligations & Disclosure Requirements) Regulations, 2015. Ref: Our letter dated June 19, 2026, and press release dated June 22, 2026 Aurobindo Pharma USA Inc., (APUSA), a wholly owned subsidiary of Aurobindo Pharma Limited, is pleased to announce the successful completion of its acquisition of Lannett Company, Inc., USA (“Lannett”), from Lannett Seller Holdco, Inc., following receipt of approval from the U.S. Federal Trade Commission on June 18, 2026. Effective June 29, 2026, Lannett has become a wholly owned subsidiary of APUSA and will operate as Lannett Company LLC. The integration process will commence immediately, with a strong emphasis on ensuring uninterrupted access to critical medications, maintaining trusted relationships with partners, and supporting employees throughout the transition. By combining capabilities and resources, the organization aims to enhance the availability of essential medicines and deliver sustained, long-term value to patients, customers, and stakeholders. APUSA is also pleased to welcome more than 400 Lannett employees to its organization, further strengthening its talent base and operational capabilities. We extend our sincere appreciation to Lannett’s management team for their leadership in enabling a smooth transition, as well as for their valuable contributions to the organization. Please take the above information on record. Yours faithfully, For AUROBINDO PHARMA LIMITED B. Adi Reddy Company Secretary Corp. Off.: Galaxy, Floors: 22-24, Plot No.1, Survey No.83/1, Hyderabad Knowledge City, Raidurg Panmaktha, Ranga Reddy District, Hyderabad – 500 032, Telangana, India. Tel : +91 40 6672 5000 / 6672 1200 Fax: +91 40 6707 4044. Regd. off.: Plot No. 2, Maithrivihar, Ameerpet, Hyderabad - 500 038, Telangana., India. Tel: +91 40 2373 6370/ 2374 7340 Fax: +91 40 2374 1080 / 2374 6833 Email: info@aurobindo.com Website: www.aurobindo.com