The Exchange has received the disclosure under Regulation 29(2) of SEBI (Substantial Acquisition of Shares & Takeovers) Regulations, 2011 for Caladium Investment Pte Ltd

Disclosure underRegulation 29(2) ofSecurities and Exchange BoardofIndia (Substantial Acquisitionof Shares andTakeovers) Regulations, 2011 Name ofthe TargetCompany ("TC") AtherEnergyLimited Name(s) of the acquirer and Persons Acting in CaladiumInvestmentPte. Ltd. ("Caladium") Concert("PAC")withtheacquirer Whether the acquirer belongs to No Promoter/Promotergroup Name(s) of the Stock Exchange(s) where the BSE Limited. shares ofTC are Listed National Stock Exchange oflndia Limited. (collectively, the"StockExchanges"). Details ofthe acquisitioa1disposal as follows Number %w.r.t. total %w.r.t. total share/voting diluted capital wherever share/voting applicable(*) capital oftheTC (**) Before the acquisition/disposal under consideration, holdingof: a) Shares carrying voting rights 24,902,573 6.29%21 6.06%2I b) Shares in the natureofencumbrance (pledge/ 0 0% 0% lien/non-disposalundertaking/others) c) Voting rights (vR) otherwise than by 0 0% 0% shares d) Warrants/convertible securities/any other 0 0% 0% instrumentthatentitlestheacquirertoreceive shares carrying voting rights 1n the TC (specify holding in each category) e) Total (a+b+c+d) 24,902,573 6.29021 6.06%u2) Details ofacquisition/sale a) Shares carrying voting rights acquired/sold 12,074,306 3.05% 2.94% b) VRs acquired/sold otherwise thanby shares 0 0% 0% c) Warrants/convertible securities/any other 0 0% 0% instrumentthatentitlestheacquirertoreceive shares carrying voting rights m the TC (specify holding in each category) acquired/sold d) Shares encumbered / invoked / released by 0 0% 0% theacquirer e) Total (a+b+c+d) 12,074,306 3.05% 2.94% After the acquisition/sale, holding of: a) Shares carrying voting rights 12,828,267 3.24% 3.12% b) Shares encumberedwith the acquirer 0 0% 0% c) VRs otherwise thanbyshares 0 0% 0% d) Warrants/convertible securities/any other 0 0% 0% instrumentthatentitlestheacquirertoreceive shares carrying voting rights m the TC (specify holding in each category) after acquisition e) Total (a+b+c+d) 12,828,267 3.24% 3.12% Mode of acquisition/sale (e.g. open market/off Open-market market/publie issue/rights issue/preferential allotment/intersetransferetc.) Date of acquisition/sale of shares/VR or date of 28 August2026 receipt of intimation of allotment of shares, whicheverisapplicable Equity share capital/total voting capital ofthe TC 394,125,309 equity shares of the TC (as per the before the saidacquisition/sale shareholdingpatternfortheperiodendedon20July2026 as publiclydisclosedby theTC). Subsequently, on 25 August 2026, the TC disclosed that its total paid-up equity share capital had furtherincreased to 396,119,200 fullypaidupequityshares,pursuantto the allotmentofequity shares. Accordingly, in compliance with Regulation 29(2) ofthe Securities and Exchange Board of India (Substantial Acquisition ofShares and Takeovers) Regulations, 2011 ("SAST Regulations"), we have utilized the latest publicly available equity share capital and voting capital figures ofthe TC for the purposes ofour calculation for this sale. Equity share capital/total voting capital oftheTC 394,125,309 equity shares of the TC (as per the afterthe saidacquisition/sale shareholdingpatternfortheperiodendedon20 July2026 aspubliclydisclosedbytheTC). Subsequently, on 25 August 2026, the TC disclosed that its totalpaid-up equity share capitalhadfurtherincreased to396,119,200 fullypaidupequityshares,pursuantto the allotmentofequity shares. Accordingly, in compliance with Regulation 29(2) ofthe SAST Regulations, we have utilized the latest publicly available equity sharecapitalandvotingcapitalfiguresof theTCforthepurposes ofourcalculation forthis sale. Total diluted share/voting capital ofthe TC after 401,211,185 equity shares of the TC (as per the the said acquisition/sale shareholdingpatternfortheperiodendedon20 July2026 as publicly disclosed by the TC). On 2 August 2026 and 3 August 2026, the TC disclosed the grant of 1,055 ESOPs and 80,223 ESOPs, respectively,totheeligibleemployeesoftheTCunderthe Ather Energy ESOP 2025 Plan, each such option being exercisable into 1 equity share oftheTC. Subsequently,on25 August2026, theTCdisclosedthatit had allotted, on a preferential basis, 16,26,016 fully paid up equity shares to India Japan Fund and 79,36,507 convertible warrants to Hero MotoCorp Limited, Mr. Tarun SanjayMehtaandMr. Swapnil BabanlalJain, each warrantbeing convertibleinto 1 fullypaidup equityshare oftheTC. Accordingly, the total diluted share/voting capital ofthe TC is410,854,986 equity shares. (*)Total sharecapital/votingcapitaltobetakenasperthe latest filingdonebythecompanytothe Stock Exchange underClause 35 ofthe listing Agreement (i.e., presentlythe filing doneunderRegulation 31 of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015 ("Listing Regulations")). (**) Diluted share/voting capital means the total number ofshares in the TC assuming full conversion ofthe outstanding convertible securities/warrants into equity shares ofthe TC. AsdisclosedbyCaladiumunderRegulation29(2)oftheSASTRegulationson21May2026, Caladiumdisposed of354,193follypaidup equityshares ofthe TC on 15 May 2026,followingwhich Caladium's shareholding in the TCstoodat32,503,723follypaidup equitysharesason 15May2026. Thereafter, andpriorto thesaleunder consideration, Caladiumdisposedofanaggregateof7,601,150follypaidupequitysharesofthe TCrepresenting 1.92%oftheequityshare capitalofthe TC, in more than onetranche ("Prior Trades"). Accordingly, immediately prior to the disposal under consideration, Caladium held 24,902,573folly paid up equitysharesofthe TCrepresenting6.29%oftheequitysharecapitalofthe TC. Pleasenote that thePrior Trades, involvingthesaleby Caladium of7,601,150fullypaidup equityshares ofthe TC(1.92%ofthe equitysharecapitalofthe TC), in morethan onetranche, duringtheperiodfrom 16May2026 (post the trade0f354,193fullypaidup equitysharesofthe TCon 15May2026as disclosedby Caladium under Regulation 29(2) ofthe SASTRegulations on 21 May 2026) till 27 August 2026, aggregated to less than 2% change in Caladium's shareholding in the TC. Therefore, no disclosure under Regulation 29(2) ofthe SAST Regulations wastriggeredwith respectto thePrior Trades. However, thedisposalunderconsideration, whenaggregatedwith thePriorTrades, resultsin achangeof4.97% in Caladium'sshareholdingin the TC(from the lastdisclosuremadeby Caladium underRegulation29(2) ofthe SASTRegulations in relation to the TC), which exceeds 2% ofthe totalshare capitalIvoting rights ofthe TC. Accordingly, in terms ofRegulation 29(2) read with Regulation 29(3) ofthe SASTRegulations, the threshold prescribedunderRegulation29(2) oftheSASTRegulationshasbeen crossedupon consummation ofthedisposal underconsideration, andthisdisclosureunderRegulation 29(2) oftheSASTRegulationshas been made. fJJForthepurposesofcomputingthepercentagessetoutin thecolumnstitled "% w.r.t. totalshare/votingcapital whereverapplicable", Caladiumhasreliedonthetotalsharecapitalofthe TC0f396,119,200fullypaidupequity shares, beingthe latestpubliclyavailable totalequitysharecapitalofthe TC(i.e., as on25August2026). For and on behalf of Caladium Investment Pte Ltd u orised Signatory Naine: Mark LimTze-Han Designation: Director Date: 01 September2026 Place: Singapore