Acquisition

28 August 2026 BSE Limited The National Stock Exchange of India Limited Phiroze Jeejeebhoy Towers, Exchange Plaza, Bandra Kurla Complex, Dalal Street, Mumbai 400001, Bandra (East), Mumbai 400051, Maharashtra, India Maharashtra, India Scrip Code: 540975 Scrip Symbol: ASTERDM Dear Sir/ Madam, Subject: Intimation of Acquisition of Equity Shares of STS Holdings Limited by a Subsidiary of the Company Ref: Regulation 30 read with Schedule III of the SEBI (Listing Obligations and Disclosure Requirements) Regulations, 2015 (“Listing Regulations”) With reference to the captioned subject, we wish to inform you that Chemistry Intermediate Holdings Limited, company incorporated in Mauritius and a subsidiary of Aster DM Quality Care Limited (“Company”), has acquired equity shares of STS Holdings Limited, a company incorporated in Bangladesh. The said acquisition is in line with the Merger Framework Agreement executed on 29 November 2024, amongst Quality Care India Limited, Aster DM Healthcare Limited, Dr. Azad Moopen, Union Investments Private Limited, Union (Mauritius) Holding Limited, BCP Asia II Topco IV Pte. Ltd., Centella Mauritius Holdings Limited and Sri Sainatha Multispeciality Hospitals Private Limited. The acquisition has also been disclosed in the Scheme of Amalgamation between Quality Care India Limited and Aster DM Healthcare Limited, which has been approved by the Hon’ble National Company Law Tribunal, Hyderabad Bench, vide its order dated 19 June 2026. The requisite details, as required under Regulation 30 of the Listing Regulations read with the SEBI Master Circular dated January 30, 2026, are enclosed as Annexure A. This is for your information and records. This intimation is also being uploaded on the Company’s website at www.asterqualitycare.com. Thanking you, For Aster DM Quality Care Limited (Formerly Aster DM Healthcare Limited) Hemish Purushottam Company Secretary and Compliance Officer M. No. A24331 Annexure A Details as required under Regulation 30 of the Listing Regulations read with the SEBI Master Circular dated January 30, 2026 Sr. Particulars Details 1 Name of the Target Company, details in brief such Name: STS Holdings Limited as size, turnover, etc. Brief about target company: STS Holdings Limited is a Bangladesh based company focused on healthcare services and related training. Turnover: BDT 10,534.24 Million 2 Whether the acquisition would fall within related The investment does not fall under related party transaction(s) and whether the promoter/ party transactions. The promoter/promoter promoter group/ group companies have any group of the listed entity do not have any interest in the entity being acquired? If yes, nature interest in STS Holdings Limited. of interest and details thereof and whether the same is done at “arm’s length” 3 Industry to which the entity being acquired belongs Healthcare 4 Objects and effects of acquisition (including but not The proposed investment is a further limited to, disclosure of reasons for acquisition of investment transaction. target entity, if its business is outside the main line of business of the listed entity) 5 Brief details of any governmental or regulatory Not applicable approvals required for the acquisition 6 Indicative time period for completion of the Not applicable acquisition 7 Nature of consideration – whether cash Cash consideration consideration or share swap and details of the same 8 Cost of acquisition or the price at which the shares Cost of acquisition: USD 44,114,339 are acquired Price per share: USD equivalent of BDT 273.45 (Bangladesh Taka Two Hundred and Seventy-Three point Four Five) per equity share having a face value of BDT 10 (Bangladesh Taka Ten). Sr. Particulars Details 9 Percentage of shareholding/ control acquired Percentage of holding: 14.21% and/or number of shares acquired Number of equity shares: 22,727,584 10 Brief background about the entity acquired in Business: STS Holdings Limited is a terms of products/line of business acquired, date Bangladesh based company focused on of incorporation, history of last 3 years turnover, healthcare services and related training. country in which the acquired entity has presence Incorporation date: 28 August 1997 and any other significant information (in brief) Turnover for preceding 3 years: 31 March 2024- BDT 7,777.02 Million 31 March 2025 - BDT 8,902.8 Million 31 March 2026 - BDT 10,534.24 Million Jurisdictions of presence: Bangladesh