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

CTL/SAST/26-27/01378 Date: 19 August 2026 BSE Limited National Stock Exchange of India PhirozeJeejeebhoyTowers Dalal Limited Street, Fort ExchangePlaza, Mumbai 400 001 Bandra-Kurla-Complex,Bandra(East) E-mail: corp.relations@bseindia.com Mumbai 400 051 Email: takeover@nse.co.in Aster DM Quality Care Ltd No 7-1-450/20, Plot No-04, Mythri Vihar, Sanjeev Reddy Nagar, Ameerpet, Hyderabad, Telangana, India, 500038 E-mail: cs@asterqualitycare.com Dear Sir/ Madam, Subject: Disclosure under Regulation 29(1) read with Regulation 29(4) of the Securities and Exchange Board of India (Substantial Acquisition of Enclosed is a disclosure made by Catalyst Trusteeship Limited Onshore Security Agent under Regulation 29(1) read with Regulation 29(4) of the Securities and Exchange Board of India (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 (the "Takeover Code Facility Agreement had been entered into between, inter alia, Centella Mauritius Holdings Limited Borrower Facility . The Borrower had previously marked a pledge in the depository system in favour of the Onshore Security Agent Initial Shares approximately 0.5% of the issued and paid-up share capital of Aster DM Healthcare Limited held by it on March 5, 2026. Pursuant to a merger between Aster DM Healthcare Limited and Quality Care India Merging Entities pledge has been marked in the depository system over an additional 79,773,555 equity shares issued and allotted to the Borrower Additional Shares Shares ), constituting approximately 9.2% of the issued and paid up share capital of the resulting entity, Target Company , on account of an automatic corporate action arising from the merger between the Merging Entities. As a result, while the Borrower has not undertaken any formal steps or actions for the purpose of creating such pledge over the Additional Shares, a pledge has been marked in the depository system over an aggregate number of 84,425,547 Shares, constituting approximately 9.7% of the issued and paid-up share capital of the Target Company held by the Borrower. The disclosure is being made by the Onshore Security Agent in respect of such encumbrance by way of pledge over the Shares in favour of the Onshore Security Agent for the benefit of the lenders. Kindlytake theaboveonrecord. Thanking you. Yoursfaithfully, Encl.: As above DisclosuresunderRegulation29(1)ofSEBI(SubstantialAcquisitionofSharesandTakeovers) Part-A-DetailsoftheAcquisition NameoftheTargetCompany(TC) Aster DM Quality Care Ltd Name(s) of the acquirer and Persons Acting in Catalyst Trusteeship Limited(asthe Indian security Concert (PAC) with the acquirer agentforcertain lenders to Centella Mauritius Holdings Limited) Whether the acquirer belongs to No Promoter/Promoter group Name(s) of the Stock Exchange(s) where the BSELimited shares of TC are Listed NationalStockExchangeofIndiaLimited Detailsoftheacquisitionasfollows Number %w.r.t.total % w.r.t. total share/voting dilutedshare/ capital voting capital wherever of the TC (**) applicable(*) Before the acquisition under consideration, holding of acquirer along with PACs of: a) Sharescarryingvotingrights Nil Nil Nil b) Shares in the nature of encumbrance (pledge/ 4,651,992 0.5% 0.5% lien/ non-disposal undertaking/ other) c) Voting rights (VR) otherwise than by equity Nil Nil Nil shares d) Warrants/convertible securities/any other Nil Nil Nil 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) 4,651,992 0.5% 0.5% Detailsofacquisition a) Sharescarryingvotingrightsacquired Nil Nil Nil Nil Nil Nil b) VRs acquired otherwise than by equity shares Nil Nil Nil c) Warrants/convertible securities/any other instrument that entitles the acquirer to receive shares carrying voting rights in the TC (specify holding in each category) acquired d) Shares in the nature of encumbrance 79,773,555 9.2% 9.2% (pledge/ lien/ non-disposal undertaking/ others) e) Total(a+b+c+/-d) 79,773,555 9.2% 9.2% After the acquisition, holding of acquirer along with PACs of: a) Sharescarryingvotingrights Nil Nil Nil b) VRsotherwisethanbyequityshares Nil Nil Nil c) Warrants/convertible securities/any other Nil Nil Nil 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/ 84,425,547 9.7% 9.7% lien/ non-disposal undertaking/ other) e) Total(a+b+c+d) 84,425,547 9.7% 9.7% Mode of acquisition (e.g. open market/ public Creation of pledge issue/ rightsissue/ preferentialallotment/ inter- se transfer/encumbrance, etc.) Salient features of the securities acquired Notapplicable including time till redemption, ratio at which it canbeconvertedintoequityshares,etc. Date of acquisition of/ date of receipt of intimation 17 August2026 of allotment of shares/ VR/ warrants/ convertible securities/ any other instrument that entitles the acquirer to receive shares in the TC Equitysharecapital/totalvotingcapitaloftheTC 871,672,439paid up equity shares of INR 10 each beforethesaidacquisition Equitysharecapital/totalvotingcapitaloftheTC 871,672,439paid up equity shares of INR 10 each afterthesaidacquisition Total diluted share/voting capital of the TC after 871,672,439paid up equity shares of INR 10 each thesaidacquisition