The Update on the Investor sessions scheduled to be held on Friday, September 25, 2026, is as enclosed.

NSE & BSE / 2026-27 / 133 September 23, 2026 The Manager, The Manager, Corporate Services, Corporate Services, National Stock Exchange of India Limited BSE Limited Exchange Plaza, Bandra Kurla Complex, P J Towers, Dalal Street, Bandra (E), Mumbai 400 051 Mumbai 400 001 Ref: Symbol: PERSISTENT Ref: Scrip Code: 533179 Dear Sir/Madam, Sub.:Update on the Investor sessions scheduled to be held on Friday, September 25, 2026 Ref.: Our earlier intimations under Ref. No.: NSE & BSE / 2026-27 / 124 dated September 18, 2026 NSE & BSE / 2026-27 / 126 dated September 19, 2026 NSE & BSE / 2026-27 / 130 dated September 22, 2026 In continuation of the above-referred intimations, we wish to inform you that an additional Institutional Investor interaction has been scheduled as per the details provided below: Sr. No. Name of Investor Day and Date Time (IST) Type 1. HSBC Mutual Fund Friday, September 25, 2026 12:00 PM One-on-One During the aforesaid interaction, the Company will reiterate the information contained in the Investor Presentation submitted to stock exchanges on September 19, 2026, vide Ref No. NSE & BSE / 2026-27 /126. A copy of the said Investor Presentation is enclosed for ease of reference. Please note that no unpublished price sensitive information is proposed to be shared or discussed during this session. Thanking you, Yours sincerely, For Persistent Systems Limited Amit Atre Company Secretary ICSI Membership No.: ACS 20507 Encl.: As above Persistent Systems Limited, Bhageerath, 402 Senapati Bapat Road, Pune 411 016, Maharashtra, India CIN - L72300PN1990PLC056696 Tel: +91 (20) 6703 5555 | Fax - +91 (20) 6703 6003 | E-mail - info@persistent.com | Website - www.persistent.com Investor Presentation September 2026 © 2026 Persistent Systems Forward-looking and Cautionary Statements IMPORTANT:Youmustreadthefollowingbeforecontinuing.Thefollowingappliestothisdocument,theoralpresentationoftheinformationinthisdocumentbyPersistentSystemsLimited(the oranypersononbehalfoftheCompany,andanyquestion-and-answersessionthat followstheoralpresentation(collectively,the .IfthisPresentationhasbeenreceivedinerror,itmustbereturnedimmediatelytotheCompany. ThisPresentationisconfidentialandpreparedexclusivelyfortheintendedrecipients,subjecttotheprovisionsstatedherein,andmaynotbereproduced(inwholeorinpart),retransmitted,summarizedordistributedbythemtoanyotherpersonswithoutthe priorwritten permission.Byreceivingthesematerials,you represent,agreeandacknowledge:(a)youarelocatedoutsidetheUnitedStates, (b)youareasophisticatedinvestorthathasknowledgeandexperienceinfinancial,businessandinternationalinvestmentmattersandadequatemeansof providingforyourcurrentandcontingentfinancialneedsand(c)youareboundbytheforegoingandbelowrestrictionsandtomaintaintheconfidentialityofthematerials.Anyfailuretocomplywiththeserestrictionsmayconstituteaviolationofapplicablesecuritieslaws. ThisPresentationcontainsselectedinformationabouttheactivitiesoftheCompanyanditssubsidiaries(together,the asatthedateofthePresentation.TheinformationcontainedinthisPresentationisforinformationpurposesonlyanddoesnotconstituteorformpartofanofferor invitationtosellorthesolicitationofanofferorinvitationtopurchaseanysecurities.ThisPresentationshouldnot,norshouldanyinformationcontainedinit,formthebasisoforberelieduponinconnectionwithanycontractorcommitmentwhatsoever. ThisPresentationcontainsinformationregardingtheBusinessCombinationAgreemententeredintobetweentheCompanyandNagarroSE inconnectionwiththeproposedbusinesscombinationbetweentheCompanyandNagarro(the .Theinformationrelatingto theTransactioncontainedinthisPresentationisprovidedforinformationpurposesonlyandisnotintendedtobeacompleteorcomprehensivesummaryoftheTransaction.TherecanbenoassurancethattheTransactionwillbecompletedonthetermsdescribedherein,ontheanticipated timeline,oratall,ascompletionremainssubjecttothesatisfactionorwaiverofanumberofconditions,includingrequiredregulatory,shareholderandotherthird-partyapprovalsandconsents,manyofwhichareoutsidethe control.Nagarrohasnotbeeninvolvedinthe preparationofthisPresentation.NeithertheCompanyorNagarroacceptsanyresponsibilityfortheinformationregardingtheTransactioninthispresentation,normakesanyrepresentationorwarranty,expressorimplied,astotheaccuracy,completenessorreliabilityofanyinformationin thisPresentationrelatingtoNagarro,theTransactionorthecombinedgroupfollowingcompletionoftheTransaction.NothinginthisPresentationshouldbeconstruedaslegal,financial,tax,accountingorotherprofessionaladviceontheTransaction. TheopinionsexpressedhereinwithrespecttotheGroupand,whereapplicable,theTransactionandNagarro,arebasedonanumberofassumptionsandaresubjecttoanumberofknownandunknownrisks.TheCompany,itsagentsandrepresentatives(collectively,the andeachoftheirrespectiveagents,affiliates,advisors,directors,officers,representatives,employeesandshareholdersmakenorepresentationorwarranty,expressorimplied,astothefairness,accuracy,completenessorcorrectnessoftheinformationoropinions containedherein,andnorelianceshouldbeplacedonsuchinformationoropinions.Noneofthemshallhaveanyresponsibilityorliabilitywhatsoever(whetherinnegligenceorotherwise,includinganythird-partyliability)foranylossordamage,includingconsequentiallossordamage,arising fromanyuseof,relianceonordistributionofthisPresentationoritscontents,orotherwisearisinginconnectionwiththisPresentation.TheCompanyandtheRepresentativesexpresslydisclaimanyandallliabilitythatmaybebasedonsuchinformationoranyerrorsoromissionstherein. TheinformationinthisPresentationhasnotbeenindependentlyverifiedandcertaindatacontainedinthisPresentationwasobtainedfromvariousexternaldatasources.Norepresentation,warranty,expressorimplied,ismadebytheCompany,theRepresentativesoreachoftheir respectivedirectors,officers,employees,affiliates,advisorsandrepresentativesasto,andnorelianceshouldbeplacedon,thefairness,accuracy,completenessorcorrectnessoftheinformationandopinionsinthisPresentationandthisdatainvolvesrisksanduncertaintiesandissubjectto changebasedonvariousfactors.Further,nothinginthisPresentationshouldbeconstruedasconstitutinglegal,business,taxorfinancialadvice. ThisPresentationincludescertainnon-GAAPfinancialmeasures,includingEBIT,EBITMargin,EBITDA,AdjustedEBITDAandAdjustedEBITDAMargin(together,the -GAAP .TheNon-GAAPMeasuresarenotstandardmeasuresunderIndAS,IFRSoranyothergenerally acceptedaccountingprinciples,andarenotameasureofoperatingincome,operatingperformanceorliquidityunderIndASorIFRS,butarewidelyusedfinancialindicatorsofa abilitytoserviceandincurdebt.TheNon-GAAPMeasuresshouldnotbeconsideredinisolationor construedasanalternativetocashflows,netincome/profitoranyothermeasureoffinancialperformance,orasanindicatorofoperatingperformance,liquidity,profitabilityorcashflowsgeneratedbyoperating,investingorfinancingactivities,asdeterminedinaccordancewithIndASor IFRS.InevaluatingtheNon-GAAPMeasures,prospectiveinvestorsshouldconsider,amongotherthings,theircomponents,suchastotalrevenueandoperatingcosts,andtheamountbywhichtheyexceedcapitalexpendituresandothercharges.TheNon-GAAPMeasureshavebeen includedbecauseitisbelievedthateachisausefulsupplementtocashflowdataasameasureofperformanceandtheabilitytogeneratecashflowfromoperationstocoverdebtserviceandtaxes.CertainNon-GAAPMeasuresrelatingtothirdpartiesreferredtointhisPresentationmay reflectfurtheradjustmentsmadebytherelevantthirdpartyandhavenotbeenindependentlyreviewedorverifiedbytheCompanyoritsauditors.TheNon-GAAPMeasurespresentedhereinmaynotbecomparabletosimilarlytitledmeasurespresentedbyothercompanies,andprospective investorsshouldnotcomparethemtonon-GAAPmeasurespresentedbyothercompanies,asnotallcompaniesusethesamedefinitions. ThisPresentationincludesdatafromareport(the currentlybeingpreparedbyZinnovManagementConsultingPrivateLimited .TheReportisexpectedtobe,andtheinformationinthispresentationderivedfromapreliminaryversionoftheReportis,basedoninformation providedbythirdparties,publiclyavailableinformation,industrypublicationsandothersourcesthatZinnovconsidersreliable(the .WhiletheCom [Showing first 8,000 characters — download PDF for full document]