The Exchange has received the disclosure under Regulation 29(2) of SEBI (Substantial Acquisition of Shares & Takeovers) Regulations, 2011 for Durga Devi Nannapaneni

26th August, 2026 Corporate Relationship Department The Manager – Listing The BSE LTD M/s. National Stock Exchange of India Ltd Dalal Sreet, Fort “Exchange Plaza”, Bandra – Kurla Complex Mumbai 400 001 Bandra (E) Mumbai 400 051 Scrip Code: 524816 Scrip Code: NATCOPHARM Dear Sir(s), Sub:- Disclosure under Regulation 29(2) of SEBI (Substantial Acquisition of Shares and Takeovers) Regulations, 2011 & disclosure under Regulation 7(2) read with Regulation 6(2) of SEBI (Prohibition of Insider Trading) Regulations, 2015 Please find enclosed herewith the disclosures received from Smt. Durga Devi Nannapaneni, Promoter pertaining to gift of 50,000 Equity Shares of Rs.2/- each to her Niece, Smt. G. Kalajyothi. This is for your information and records. Thanking you Yours faithfully For NATCO Pharma Limited Ch Venkat Ramesh Company Secretary & Compliance Officer Encl: as above. Format for disclosures under Regulation 29f2l of SEBI <Substantial Acgujsjtion of Shares and Takeovers} Re~ulations. 2011 NAT CO Pharma Limited Name of the Target Company (TC) Name(s) of the acquirer and Persons Acting in Concert (PAC) Durga Devi Nannapaneni with the acquirer Promoter Whether the acquirer belongs to Promoter/Promoter group :BSE Ltd & NSE Name(s) of the Stock Exchange(s) where the shares of TC are Listed Number • % w.r.t. total % w.r.t. total share/voting diluted Details of the acquisitioR / disposal as follows capital " share/voting wherever capital of the TC applicable(*) (**) Before the disposal/aequisitiee under consideration, holding of: a) Shares carrying voting rights 35,39,100 1.98 1.98 b) Shares in the nature of encumbrance (pledge/ lien/ non-disposal undertaking/ others) c) Voting rights (VR) otherwise than by shares d) Warrants/convertible securities/any other instrument that entitles the acquirer to receive shares carrying voting rights 111 the T C (specify holding m each category) e) Total (a+b+c+d) 1.98 1.98 Details of aequisitiee/sale/ Deeatiee/Gift a) Shares carrying voting rights aeq1:1iredhold 50,000 0.03 0.03 b) VRs acquired /sold otherwise than by shares 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/sold d) Shares encumbered/ invoked/released by the acquirer e) Total (a+b+c+/-d) 50,000 0.03 After the aequisition/sale, holding of: 34,89,100 1.95 1.95 a) Shares carrying voting rights b) Shares encumbered with the acquirer c) VRs otherwise than by shares d) Warrants/convertible securities/any other instrument that entitles the acquirer to receive shares carrying voting rights in the TC (specify holding in each category) after acquisition e) Total (a+b+c+d) 1.95 .,__ _ ··· . ,,.,, ., c~•.,,,,,,.·. ..· .· , ,L, Mode of acquisition/ sale ( e.g. open market/ off-market/ public 'Off-Market by way of gift to Niece issue/ rights issue/ preferential allotment/ inter-se transfer etc). Date of acquisition / sale of shares / YR or date of receipt of • 24th August, 2026 intimation of allotment of shares, whichever is applicable 17,91,09,870 Equity share capital/ total voting capital of the TC before the said acquisition/ sale 17,91,09,870 Equity share capital/ total voting capital of the TC after the said acquisition/ sale 17,91 ,09,870 Total diluted share/voting capital of the TC after the said acquisition (*) Total share capital/ voting capital to be taken as per the latest filing done by the company to the Stock Exchange under Clause 35 of the listing Agreement. (**) 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 the acquirer /seller/ Authorised Signatory Place: Hyderabad Date: 24/08/2026 FORMC SEBI (Prohibition of Insider Trading) Regulations, 2015 [Regulation 7 (2) read with Regulation 6(2)-Continual disclosure] Name of the Company: Natco Pharma Limited ISIN of the Company: INE987B01026 Details of change in holding of Securities of Promoter, Member of the Promoter Group, Designated Person or Director of a listed company and immediate relatives of such persons and other such persons as mentioned in Regulation 6(2) Name, PAN, CIN/DIN, & Category of Securities held priorto Securities ~disposed Securities held post Date of allotment advice/ Date of Mode of Exchan address with contact no. Person aequ is itie n/disposa I acqu i sitien/disposa I acquisitien ef shares/ intimation acquisition/ ge on (Promoter/ disposal of shares specify to company disposal (on which member of market/publi the the c/ rights/ trade promoter preferentia I was group/desi offer/ off execut gnated market/ ed person/Dir lnter-se ector transfer, s/immediat ESOPs etc.) e relative Type of No. and% of Type of security No. Value Transaction Type of No. and% From To to/others security shareholding (For e.g. - Type(Buy/ security of etc.) (For e.g. Shares, Sale/ (For e.g. shareholdin -Shares, Warrants, Pledge/ -Shares, g Warrants Convertible Revocation Warrants Debentures, I Converti rights invocation/ Converti ble entitlement, other ble Debentur etc.) please Debentur es, rights specify) es, rights entitleme entitlem nts, etc.) ents, etc.) (1) (2) (3) (4) (SI (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) DURGA DEVI NANNAPANENI Promoter Equity 35,39,100 Equity S0,000 -- GIFT Equity 34,89,100 24/08/2026 24/08/2026 24/08/2026 Off market NA PAN:ABEPN6213F & & By way of Gift PLOT NO 529 1.98 % 1.95% ROAD NO 36 JUBILEE HILLS HYDERAB PH:9866005204 Details of trading in derivatives on the securities of the company by Promoter, member of the promoter group, designated person or Director of a listed company and immediate relatives of such persons and other such persons as mentioned in Regulation 6(2). Trading in derivatives (Specify type of contract, Futures or Options etc.) Exchange on which the trade was executed Type of Contract Buy Sell Contract specifications Notional Value Number of units Notional Value Number of units (contracts• lot (contracts • lot size) size) (16) (17) (18) (19) (20) (21) (22) NA NA NA NA NA NA NA Name: Durga Devi Nannapaneni Signature:~ l:)Q.a,.,.. ~ , Designation: Promoter Date: 24/08/2026 Place: Hyderabad