The Exchange has received the disclosure under Regulation 29(1) of SEBI (Substantial Acquisition of Shares & Takeovers) Regulations, 2011 for Centella Mauritius Holdings Ltd

August 20, 2026 To, To, Bombay Stock Exchange Limited, National Stock Exchange Limited, P. J. Towers, Dalal Street, Fort, Exchange Plaza, 5th floor, Plot no. C/1, Mumbai – 400 001. G Block, Bandra Kurla Complex, Mumbai – 400051. Dear Sir / Madam, Disclosures under Regulation 29(1) of the Securities and Exchange Board of India (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 (“Takeover Code”) This is to inform you that, pursuant to the scheme of amalgamation amongst Quality Care India Limited (“Transferor Company” or “QCIL”) and Aster DM Healthcare Limited (“Transferee Company” or “Aster DM”) and their respective shareholders and creditors, as sanctioned by the Hon’ble National Company Law Tribunal, Hyderabad Bench, vide its order dated June 19, 2026 (“Scheme”), the board of Aster DM Quality Care Limited (formerly known as Aster DM Healthcare Limited) (“Company”) has, on July 13, 2026 approved the allotment of equity shares to the eligible shareholders of QCIL in the ratio of 977 (nine hundred and seventy-seven) equity shares of the Company for every 1,000 (one thousand) equity shares held in QCIL (such allotment, the “Acquisition”). Pursuant to the allotment of the equity shares of the Company to the eligible shareholders of QCIL, shareholding of Centella Mauritius Holdings Limited (“Centella”) in the Company has increased from 0.90% to 9.90%. In this regard, as per the system driven disclosures introduced by SEBI (“SDD”) and Master Circular for Securities and Exchange Board of India (Substantial Acquisition of Shares and Takeovers) Regulations, 2011, dated February 16, 2023, the disclosure under 29(1) of Takeover Code in relation to the Acquisition was uploaded automatically on the Bombay Stock Exchange (“BSE”) on August 18, 2026 and National Stock Exchange Limited (“NSE”) on August 19, 2026. However, we note certain discrepancies in the information uploaded in relation to the: (i) number of shares held prior to the merger; and (ii) number of shares credited pursuant to the merger by the Company to Centella. We note that pursuant to Q.79 of the FAQs on the Takeover Code, the acquirers are obliged to verify the disclosures made under the SDD regime and bring any discrepancies to the notice of stock exchanges. Accordingly, please see below the disclosure with the relevant details as required pursuant to Regulation 29(1) of the Takeover Code, in the prescribed format. We would be obliged if the relevant details are taken on record by BSE and NSE. Part A – Details of the Acquisition Name of the Target Company (“TC”) Aster DM Quality Care Limited (formerly known as Aster DM Healthcare Limited) Name(s) of the acquirer and Persons Acting in Acquirer: Centella Mauritius Holdings Limited Concert (“PAC”) with the acquirer Whether the acquirer belongs to No Promoter/Promoter group Name(s) of the Stock Exchange(s) where the - BSE Limited shares of TC are Listed - National Stock Exchange of India Limited Details of the acquisition as follows Number % w.r.t. total % w.r.t. total share / voting diluted share capital / voting wherever capital of the applicable (#) TC (*) Before the acquisition under consideration, holding of acquirer along with PACs of: a) Shares carrying voting rights 46,51,992 0.90%# 0.90% b) Shares in the nature of encumbrance (pledge/ 0 0.00% 0.00% lien/ non-disposal undertaking/ others) c) Voting rights (“VR”) otherwise than by 0 0.00% 0.00% equity shares d) Warrants/convertible securities/any other 0 0.00% 0.00% instrument that entitles the acquirer to receive shares carrying voting rights in the TC (specify holding in each category) e) Total (a+b+c+d) 46,51,992 0.90%# 0.90% Details of acquisition: a) Shares carrying voting rights acquired 8,16,65,541 9.37%# 9.37%# b) VRs acquired otherwise than by equity 0 0.00% 0.00% shares c) Warrants/convertible securities/any other 0 0.00% 0.00% instrument that entitles the acquirer to receive shares carrying category) acquired d) Shares in the nature of encumbrance (pledge/ 0 0.00% 0.00% lien/ non-disposal undertaking/ others) e) Total (a+b+c+d) 8,16,65,541 9.37%# 9.37%# After the acquisition, holding of acquirer along with PACs of: a) Shares carrying voting rights 8,63,17,533 9.90%# 9.90%# b) VRs otherwise than by equity shares 0 0.00% 0.00% c) Warrants/convertible securities/any other 0 0.00% 0.00% instrument that entitles the acquirer to receive shares carrying voting rights in the TC (specify holding in each category) after acquisition d) Shares in the nature of encumbrance (pledge/ 0 0.00% 0.00% lien/ non-disposal undertaking/ others) e) Total (a+b+c+d) 8,63,17,533 9.90%# 9.90%# Mode of acquisition (e.g. open market / public Pursuant to the Scheme of Amalgamation issue / rights issue / preferential allotment / inter- amongst Quality Care India Limited se transfer/encumbrance, etc.) (“Transferor Company”) and Aster DM Healthcare Limited (“Transferee Company”) Salient features of the securities acquired and their respective shareholders and creditors, including time till redemption, ratio at which it as sanctioned by the Hon'ble National Company can be converted into equity shares, etc. Law Tribunal vide its order dated 19 June 2026 (“Scheme”), Aster DM Quality Care Limited has allotted 8,16,65,541 equity shares of INR 10/- each, fully paid-up, to Centella in accordance with the share exchange ratio prescribed under the Scheme, i.e., 977 (nine hundred and seventy- seven) equity shares of the Transferee Company for every 1,000 (one thousand) equity shares held in the Transferor Company. Date of acquisition of/ date of receipt of Date of credit of shares: August 17, 2026 intimation of allotment of shares / VR/ warrants/convertible securities/any other instrument that entitles the acquirer to receive shares in the TC. Equity share capital / total voting capital of the 51,81,21,029 equity shares of the TC TC before the said acquisition Equity share capital/ total voting capital of the 87,16,72,439 equity shares of the TC TC after the said acquisition Total diluted share/voting capital of the TC after 87,16,72,439 equity shares of the TC the said acquisition (#) For computing the percentage acquired and the post-merger holding percentage, the revised share capital (post issuance of shares pursuant to the merger) is taken as the base, whereas pre-acquisition holdings are determined with reference to the equity share capital prior to the acquisition. (*) Diluted share/voting capital means the total number of shares in the TC assuming full conversion of the outstanding convertible securities/warrants into equity shares of the TC. -------------------------- Signature of Centella Mauritius Holdings Limited / authorized signatory Place: Port Louis, Mauritius Date: 20 August 2026