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<!--PIT V2.0 (30-04-2026)-->
<xbrli:xbrl xmlns:in-bse-co="http://www.bseindia.com/xbrl/co/2017-09-15/in-bse-co" xmlns:in-bse-co-roles="http://www.bseindia.com/xbrl/co/2017-09-15/in-bse-co-roles" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:in-bse-co-type="http://www.bseindia.com/xbrl/co/2017-09-15/in-bse-co-types" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xl="http://www.xbrl.org/2003/XLink"><link:schemaRef xlink:type="simple" xlink:href="in-bse-co-2017-09-15.xsd"/><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="http://www.bseindia.com/bse-cg/Symbol">SOUTHWEST</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-06-25</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="Disclosure1"><xbrli:entity><xbrli:identifier scheme="http://www.bseindia.com/bse-cg/Symbol">SOUTHWEST</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-06-25</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-co:ChangeInHoldingOfSecuritiesOfPromotersAxis"><in-bse-co:ChangeInHoldingOfSecuritiesOfPromotersDomain>Disclosure1</in-bse-co:ChangeInHoldingOfSecuritiesOfPromotersDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="Disclosure2"><xbrli:entity><xbrli:identifier scheme="http://www.bseindia.com/bse-cg/Symbol">SOUTHWEST</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-06-25</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-co:ChangeInHoldingOfSecuritiesOfPromotersAxis"><in-bse-co:ChangeInHoldingOfSecuritiesOfPromotersDomain>Disclosure2</in-bse-co:ChangeInHoldingOfSecuritiesOfPromotersDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="Disclosure3"><xbrli:entity><xbrli:identifier scheme="http://www.bseindia.com/bse-cg/Symbol">SOUTHWEST</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-06-25</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-co:ChangeInHoldingOfSecuritiesOfPromotersAxis"><in-bse-co:ChangeInHoldingOfSecuritiesOfPromotersDomain>Disclosure3</in-bse-co:ChangeInHoldingOfSecuritiesOfPromotersDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="Disclosure4"><xbrli:entity><xbrli:identifier scheme="http://www.bseindia.com/bse-cg/Symbol">SOUTHWEST</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-06-25</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-bse-co:ChangeInHoldingOfSecuritiesOfPromotersAxis"><in-bse-co:ChangeInHoldingOfSecuritiesOfPromotersDomain>Disclosure4</in-bse-co:ChangeInHoldingOfSecuritiesOfPromotersDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:unit id="INR"><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unit><xbrli:unit id="pure"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><xbrli:unit id="shares"><xbrli:measure>xbrli:shares</xbrli:measure></xbrli:unit><in-bse-co:ScripCode contextRef="MainI">543986</in-bse-co:ScripCode><in-bse-co:Symbol contextRef="MainI">SOUTHWEST</in-bse-co:Symbol><in-bse-co:MSEISymbol contextRef="MainI">NOTLISTED</in-bse-co:MSEISymbol><in-bse-co:NameOfTheCompany contextRef="MainI">SOUTH WEST PINNACLE EXPLORATION LIMITED</in-bse-co:NameOfTheCompany><in-bse-co:NameOfTheSignatory contextRef="MainI">Vaishali</in-bse-co:NameOfTheSignatory><in-bse-co:DesignationOfSignatory contextRef="MainI">Company Secretary and Compliance Officer</in-bse-co:DesignationOfSignatory><in-bse-co:Place contextRef="MainI">Gurugram</in-bse-co:Place><in-bse-co:DateOfFiling contextRef="MainI">2026-06-25</in-bse-co:DateOfFiling><in-bse-co:ISINCode contextRef="MainI">INE980Y01015</in-bse-co:ISINCode><in-bse-co:DisclosureUnderRegulation contextRef="MainI">Regulation 7 (2)</in-bse-co:DisclosureUnderRegulation><in-bse-co:RevisedFilling contextRef="MainI">false</in-bse-co:RevisedFilling><in-bse-co:TypeOfInstrument contextRef="Disclosure1">Equity</in-bse-co:TypeOfInstrument><in-bse-co:CategoryOfPerson contextRef="Disclosure1">Promoter and Director</in-bse-co:CategoryOfPerson><in-bse-co:NameOfThePerson contextRef="Disclosure1">Mr. Vikas Jain</in-bse-co:NameOfThePerson><in-bse-co:IdentificationNumberOfDirectorOrCompany contextRef="Disclosure1">00049217</in-bse-co:IdentificationNumberOfDirectorOrCompany><in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalNumberOfSecurity contextRef="Disclosure1" unitRef="shares" decimals="INF">11818922</in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalNumberOfSecurity><in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalPercentageOfShareholding contextRef="Disclosure1" unitRef="pure" decimals="INF">0.3962</in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalPercentageOfShareholding><in-bse-co:SecuritiesAcquiredOrDisposedNumberOfSecurity contextRef="Disclosure1" unitRef="shares" decimals="INF">629678</in-bse-co:SecuritiesAcquiredOrDisposedNumberOfSecurity><in-bse-co:SecuritiesAcquiredOrDisposedValueOfSecurity contextRef="Disclosure1" unitRef="INR" decimals="0">156454530</in-bse-co:SecuritiesAcquiredOrDisposedValueOfSecurity><in-bse-co:SecuritiesAcquiredOrDisposedTransactionType contextRef="Disclosure1">Sell</in-bse-co:SecuritiesAcquiredOrDisposedTransactionType><in-bse-co:SecuritiesHeldPostAcquistionOrDisposalNumberOfSecurity contextRef="Disclosure1" unitRef="shares" decimals="INF">11189244</in-bse-co:SecuritiesHeldPostAcquistionOrDisposalNumberOfSecurity><in-bse-co:SecuritiesHeldPostAcquistionOrDisposalPercentageOfShareholding contextRef="Disclosure1" unitRef="pure" decimals="INF">0.3751</in-bse-co:SecuritiesHeldPostAcquistionOrDisposalPercentageOfShareholding><in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyFromDate contextRef="Disclosure1">2026-06-22</in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyFromDate><in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyToDate contextRef="Disclosure1">2026-06-23</in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyToDate><in-bse-co:ModeOfAcquisitionOrDisposal contextRef="Disclosure1">Market Sale</in-bse-co:ModeOfAcquisitionOrDisposal><in-bse-co:DateOfIntimationToCompany contextRef="Disclosure1">2026-06-24</in-bse-co:DateOfIntimationToCompany><in-bse-co:ExchangeOnWhichTheTradeWasExecuted contextRef="Disclosure1">NSE</in-bse-co:ExchangeOnWhichTheTradeWasExecuted><in-bse-co:DetailsOfChangeInHoldingOfSecuritiesOfPromotersEmployeeOrDirectorOfAListedCompanyAndOtherSuchPersonsTextBlock contextRef="Disclosure1">1. Mr. Vikas Jain, have sold equity shares on June 22, 2026, and June 23, 2026. The details are as follows

   Date                          No. of Shares                     Price
  June 22, 2026           5,20,000                            248.95
  June 23, 2026           1,09,678                            246.18


2. Details of securities held by Mr. Vikas Jain
                                                                                       Equity Shares                         Warrants
    Equity Shares/Warrants Before Sale/Disposal               1,18, 18,922 (39.62%)        11,34,644(40.22%)
    Disposal of Equity Shares/Warrants                               (6,29,678)                                     (0)
    Equity shares/Warrants After Sale/Disposal                  1,11,89, 244 (37.51%)        11,34,644(40.22%)
   </in-bse-co:DetailsOfChangeInHoldingOfSecuritiesOfPromotersEmployeeOrDirectorOfAListedCompanyAndOtherSuchPersonsTextBlock><in-bse-co:TypeOfInstrument contextRef="Disclosure2">Warrant</in-bse-co:TypeOfInstrument><in-bse-co:CategoryOfPerson contextRef="Disclosure2">Promoter and Director</in-bse-co:CategoryOfPerson><in-bse-co:NameOfThePerson contextRef="Disclosure2">Mr. Vikas Jain</in-bse-co:NameOfThePerson><in-bse-co:IdentificationNumberOfDirectorOrCompany contextRef="Disclosure2">00049217</in-bse-co:IdentificationNumberOfDirectorOrCompany><in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalNumberOfSecurity contextRef="Disclosure2" unitRef="shares" decimals="INF">1134644</in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalNumberOfSecurity><in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalPercentageOfShareholding contextRef="Disclosure2" unitRef="pure" decimals="INF">0.4022</in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalPercentageOfShareholding><in-bse-co:SecuritiesAcquiredOrDisposedNumberOfSecurity contextRef="Disclosure2" unitRef="shares" decimals="INF">0</in-bse-co:SecuritiesAcquiredOrDisposedNumberOfSecurity><in-bse-co:SecuritiesAcquiredOrDisposedValueOfSecurity contextRef="Disclosure2" unitRef="INR" decimals="0">0</in-bse-co:SecuritiesAcquiredOrDisposedValueOfSecurity><in-bse-co:SecuritiesAcquiredOrDisposedTransactionType contextRef="Disclosure2">Buy</in-bse-co:SecuritiesAcquiredOrDisposedTransactionType><in-bse-co:SecuritiesHeldPostAcquistionOrDisposalNumberOfSecurity contextRef="Disclosure2" unitRef="shares" decimals="INF">1134644</in-bse-co:SecuritiesHeldPostAcquistionOrDisposalNumberOfSecurity><in-bse-co:SecuritiesHeldPostAcquistionOrDisposalPercentageOfShareholding contextRef="Disclosure2" unitRef="pure" decimals="INF">0.4022</in-bse-co:SecuritiesHeldPostAcquistionOrDisposalPercentageOfShareholding><in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyFromDate contextRef="Disclosure2">2025-02-21</in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyFromDate><in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyToDate contextRef="Disclosure2">2025-02-21</in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyToDate><in-bse-co:ModeOfAcquisitionOrDisposal contextRef="Disclosure2">Preferential Offer</in-bse-co:ModeOfAcquisitionOrDisposal><in-bse-co:DateOfIntimationToCompany contextRef="Disclosure2">2025-02-23</in-bse-co:DateOfIntimationToCompany><in-bse-co:ExchangeOnWhichTheTradeWasExecuted contextRef="Disclosure2">NA</in-bse-co:ExchangeOnWhichTheTradeWasExecuted><in-bse-co:DetailsOfChangeInHoldingOfSecuritiesOfPromotersEmployeeOrDirectorOfAListedCompanyAndOtherSuchPersonsTextBlock contextRef="Disclosure2">1. Shares Warrants are 25% paid-up, and the remaining 75% is payable within 18 months from the Date of Allotment, i.e., February 21, 2025. 

2. Mr. Vikas Jain holds 11, 34,644 share warrants, constituting 40.22% of total 28, 21, 411 share warrants, convertible into equity shares, issued and allotted on February 21, 2025, and  the disclosure of the same has been submitted to the Stock Exchange on February 23, 2025.</in-bse-co:DetailsOfChangeInHoldingOfSecuritiesOfPromotersEmployeeOrDirectorOfAListedCompanyAndOtherSuchPersonsTextBlock><in-bse-co:TypeOfInstrument contextRef="Disclosure3">Equity</in-bse-co:TypeOfInstrument><in-bse-co:CategoryOfPerson contextRef="Disclosure3">Promoter and Director</in-bse-co:CategoryOfPerson><in-bse-co:NameOfThePerson contextRef="Disclosure3">Mr. Piyush Jain</in-bse-co:NameOfThePerson><in-bse-co:IdentificationNumberOfDirectorOrCompany contextRef="Disclosure3">00049319</in-bse-co:IdentificationNumberOfDirectorOrCompany><in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalNumberOfSecurity contextRef="Disclosure3" unitRef="shares" decimals="INF">6919861</in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalNumberOfSecurity><in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalPercentageOfShareholding contextRef="Disclosure3" unitRef="pure" decimals="INF">0.232</in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalPercentageOfShareholding><in-bse-co:SecuritiesAcquiredOrDisposedNumberOfSecurity contextRef="Disclosure3" unitRef="shares" decimals="INF">536142</in-bse-co:SecuritiesAcquiredOrDisposedNumberOfSecurity><in-bse-co:SecuritiesAcquiredOrDisposedValueOfSecurity contextRef="Disclosure3" unitRef="INR" decimals="0">133013232</in-bse-co:SecuritiesAcquiredOrDisposedValueOfSecurity><in-bse-co:SecuritiesAcquiredOrDisposedTransactionType contextRef="Disclosure3">Sell</in-bse-co:SecuritiesAcquiredOrDisposedTransactionType><in-bse-co:SecuritiesHeldPostAcquistionOrDisposalNumberOfSecurity contextRef="Disclosure3" unitRef="shares" decimals="INF">6383719</in-bse-co:SecuritiesHeldPostAcquistionOrDisposalNumberOfSecurity><in-bse-co:SecuritiesHeldPostAcquistionOrDisposalPercentageOfShareholding contextRef="Disclosure3" unitRef="pure" decimals="INF">0.214</in-bse-co:SecuritiesHeldPostAcquistionOrDisposalPercentageOfShareholding><in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyFromDate contextRef="Disclosure3">2026-06-22</in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyFromDate><in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyToDate contextRef="Disclosure3">2026-06-23</in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyToDate><in-bse-co:ModeOfAcquisitionOrDisposal contextRef="Disclosure3">Market Sale</in-bse-co:ModeOfAcquisitionOrDisposal><in-bse-co:DateOfIntimationToCompany contextRef="Disclosure3">2026-06-24</in-bse-co:DateOfIntimationToCompany><in-bse-co:ExchangeOnWhichTheTradeWasExecuted contextRef="Disclosure3">NSE</in-bse-co:ExchangeOnWhichTheTradeWasExecuted><in-bse-co:DetailsOfChangeInHoldingOfSecuritiesOfPromotersEmployeeOrDirectorOfAListedCompanyAndOtherSuchPersonsTextBlock contextRef="Disclosure3">1. Mr. Piyush Jain, have sold equity shares on June 22, 2026, and June 23, 2026. The details are as follows

Date                          No. of Shares                     Price
June 22, 2026           4,54, 702                          248.47
June 23, 2026           81,440                              245.99


2. Details of securities held by Mr. Piyush Jain
                                                                                             Equity Shares               Warrants
    Equity Shares/Warrants Before Sale/Disposal              69,19,861 (23.20%)          11,34,644(40.22%)
    Disposal of Equity Shares/Warrants                                   (5,36,142)                        (0)
    Equity shares/Warrants After Sale/Disposal                 63,83, 719 (21.40%)        11,34,644(40.22%)</in-bse-co:DetailsOfChangeInHoldingOfSecuritiesOfPromotersEmployeeOrDirectorOfAListedCompanyAndOtherSuchPersonsTextBlock><in-bse-co:TypeOfInstrument contextRef="Disclosure4">Warrant</in-bse-co:TypeOfInstrument><in-bse-co:CategoryOfPerson contextRef="Disclosure4">Promoter and Director</in-bse-co:CategoryOfPerson><in-bse-co:NameOfThePerson contextRef="Disclosure4">Mr. Piyush Jain</in-bse-co:NameOfThePerson><in-bse-co:IdentificationNumberOfDirectorOrCompany contextRef="Disclosure4">00049319</in-bse-co:IdentificationNumberOfDirectorOrCompany><in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalNumberOfSecurity contextRef="Disclosure4" unitRef="shares" decimals="INF">1134644</in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalNumberOfSecurity><in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalPercentageOfShareholding contextRef="Disclosure4" unitRef="pure" decimals="INF">0.4022</in-bse-co:SecuritiesHeldPriorToAcquisitionOrDisposalPercentageOfShareholding><in-bse-co:SecuritiesAcquiredOrDisposedNumberOfSecurity contextRef="Disclosure4" unitRef="shares" decimals="INF">0</in-bse-co:SecuritiesAcquiredOrDisposedNumberOfSecurity><in-bse-co:SecuritiesAcquiredOrDisposedValueOfSecurity contextRef="Disclosure4" unitRef="INR" decimals="0">0</in-bse-co:SecuritiesAcquiredOrDisposedValueOfSecurity><in-bse-co:SecuritiesAcquiredOrDisposedTransactionType contextRef="Disclosure4">Buy</in-bse-co:SecuritiesAcquiredOrDisposedTransactionType><in-bse-co:SecuritiesHeldPostAcquistionOrDisposalNumberOfSecurity contextRef="Disclosure4" unitRef="shares" decimals="INF">1134644</in-bse-co:SecuritiesHeldPostAcquistionOrDisposalNumberOfSecurity><in-bse-co:SecuritiesHeldPostAcquistionOrDisposalPercentageOfShareholding contextRef="Disclosure4" unitRef="pure" decimals="INF">0.4022</in-bse-co:SecuritiesHeldPostAcquistionOrDisposalPercentageOfShareholding><in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyFromDate contextRef="Disclosure4">2025-02-21</in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyFromDate><in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyToDate contextRef="Disclosure4">2025-02-21</in-bse-co:DateOfAllotmentAdviceOrAcquisitionOfSharesOrSaleOfSharesSpecifyToDate><in-bse-co:ModeOfAcquisitionOrDisposal contextRef="Disclosure4">Preferential Offer</in-bse-co:ModeOfAcquisitionOrDisposal><in-bse-co:DateOfIntimationToCompany contextRef="Disclosure4">2025-02-23</in-bse-co:DateOfIntimationToCompany><in-bse-co:ExchangeOnWhichTheTradeWasExecuted contextRef="Disclosure4">NA</in-bse-co:ExchangeOnWhichTheTradeWasExecuted><in-bse-co:DetailsOfChangeInHoldingOfSecuritiesOfPromotersEmployeeOrDirectorOfAListedCompanyAndOtherSuchPersonsTextBlock contextRef="Disclosure4">1. Shares Warrants are 25% paid-up, and the remaining 75% is payable within 18 months from the Date of Allotment, i.e., February 21, 2025. 

2. Mr. Piyush Jain holds 11, 34,644 share warrants, constituting 40.22% of  total 28, 21, 411 share warrants, convertible into equity shares, issued and allotted on February 21, 2025 and the disclosure of the same has been submitted to the Stock Exchange on February 23, 2025.</in-bse-co:DetailsOfChangeInHoldingOfSecuritiesOfPromotersEmployeeOrDirectorOfAListedCompanyAndOtherSuchPersonsTextBlock></xbrli:xbrl>
