<SEC-DOCUMENT>0000935836-25-000729.txt : 20251219
<SEC-HEADER>0000935836-25-000729.hdr.sgml : 20251219
<ACCEPTANCE-DATETIME>20251219183706
ACCESSION NUMBER:		0000935836-25-000729
CONFORMED SUBMISSION TYPE:	SCHEDULE 13G/A
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20251219
DATE AS OF CHANGE:		20251219

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GRAN TIERRA ENERGY INC.
		CENTRAL INDEX KEY:			0001273441
		STANDARD INDUSTRIAL CLASSIFICATION:	CRUDE PETROLEUM & NATURAL GAS [1311]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-83601
		FILM NUMBER:		251588876

	BUSINESS ADDRESS:	
		STREET 1:		500 CENTRE STREET SE
		CITY:			CALGARY
		STATE:			A0
		ZIP:			T2G 1A6
		BUSINESS PHONE:		(403) 265-3221

	MAIL ADDRESS:	
		STREET 1:		500 CENTRE STREET SE
		CITY:			CALGARY
		STATE:			A0
		ZIP:			T2G 1A6

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GRAN TIERRA ENERGY, INC.
		DATE OF NAME CHANGE:	20051130

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GOLDSTRIKE INC
		DATE OF NAME CHANGE:	20040113

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GOLKSTRIKE INC
		DATE OF NAME CHANGE:	20031216

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Lau Daniel
		CENTRAL INDEX KEY:			0001950123
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A

	MAIL ADDRESS:	
		STREET 1:		915 1055 WEST HASTINGS STREET
		CITY:			VANCOUVER
		STATE:			A1
		ZIP:			V6E 2E9
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13G/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
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  <headerData>
    <submissionType>SCHEDULE 13G/A</submissionType>
    <previousAccessionNumber>0000935836-25-000681</previousAccessionNumber>
    <filerInfo>
      <filer>
        <filerCredentials>
          <!-- Field: Pseudo-Tag; ID: Name; Data: Lau Daniel -->
          <cik>0001950123</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <coverPageHeader>
      <amendmentNo>3</amendmentNo>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <eventDateRequiresFilingThisStatement>12/17/2025</eventDateRequiresFilingThisStatement>
      <issuerInfo>
        <issuerCik>0001273441</issuerCik>
        <issuerName>GRAN TIERRA ENERGY INC.</issuerName>
        <issuerCusip>38500T200</issuerCusip>
        <issuerPrincipalExecutiveOfficeAddress>
          <com:street1>500 CENTRE STREET SE</com:street1>
          <com:city>CALGARY, ALBERTA</com:city>
          <com:stateOrCountry>A0</com:stateOrCountry>
          <com:zipCode>TG2 1A6</com:zipCode>
        </issuerPrincipalExecutiveOfficeAddress>
      </issuerInfo>
      <designateRulesPursuantThisScheduleFiled>
        <designateRulePursuantThisScheduleFiled>Rule 13d-1(c)</designateRulePursuantThisScheduleFiled>
      </designateRulesPursuantThisScheduleFiled>
    </coverPageHeader>
    <coverPageHeaderReportingPersonDetails>


      <reportingPersonName>Daniel Lau</reportingPersonName>
      <memberGroup>b</memberGroup>
      <citizenshipOrOrganization>Z4</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>240000.00</soleVotingPower>
        <sharedVotingPower>3816200.00</sharedVotingPower>
        <soleDispositivePower>240000.00</soleDispositivePower>
        <sharedDispositivePower>3816200.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>4056200.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
      <classPercent>11.5</classPercent>
      <typeOfReportingPerson>IN</typeOfReportingPerson>
      <comments>PercentagPercentage calculated based on 35,295,753 shares of Common Stock outstanding on October 28, 2025, as reported in the Form 10-Q filed by the Issuer for the quarter ended September 30, 2025.</comments>
    </coverPageHeaderReportingPersonDetails>
    <coverPageHeaderReportingPersonDetails>

      <reportingPersonName>Christine Man</reportingPersonName>
      <memberGroup>b</memberGroup>
      <citizenshipOrOrganization>Z4</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>65550.00</soleVotingPower>
        <sharedVotingPower>3816200.00</sharedVotingPower>
        <soleDispositivePower>65550.00</soleDispositivePower>
        <sharedDispositivePower>3816200.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>3881750.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
      <classPercent>11.0</classPercent>
      <typeOfReportingPerson>IN</typeOfReportingPerson>
      <comments>Percentage calculated based on 35,295,753 shares of Common Stock outstanding on October 28, 2025, as reported in the Form 10-Q filed by the Issuer for the quarter ended September 30, 2025.</comments>
    </coverPageHeaderReportingPersonDetails>
    <coverPageHeaderReportingPersonDetails>


      <reportingPersonName>LM Asset (IM) Inc.</reportingPersonName>
      <memberGroup>b</memberGroup>
      <citizenshipOrOrganization>Z4</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>0.00</soleVotingPower>
        <sharedVotingPower>3671200.00</sharedVotingPower>
        <soleDispositivePower>0.00</soleDispositivePower>
        <sharedDispositivePower>3671200.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>3671200.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
      <classPercent>10.4</classPercent>
      <typeOfReportingPerson>IA</typeOfReportingPerson>
      <typeOfReportingPerson>CO</typeOfReportingPerson>
      <comments>Percentage calculated based on 35,295,753 shares of Common Stock outstanding on October 28, 2025, as reported in the Form 10-Q filed by the Issuer for the quarter ended September 30, 2025</comments>
    </coverPageHeaderReportingPersonDetails>
    <coverPageHeaderReportingPersonDetails>

      <reportingPersonName>LM Asset Fund Limited Partnership</reportingPersonName>
      <memberGroup>b</memberGroup>
      <citizenshipOrOrganization>Z4</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>0.00</soleVotingPower>
        <sharedVotingPower>2601200.00</sharedVotingPower>
        <soleDispositivePower>0.00</soleDispositivePower>
        <sharedDispositivePower>2601200.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>2601200.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
      <classPercent>7.4</classPercent>
      <typeOfReportingPerson>PN</typeOfReportingPerson>
      <comments>Percentage calculated based on 35,295,753 shares of Common Stock outstanding on October 28, 2025, as reported in the Form 10-Q filed by the Issuer for the quarter ended September 30, 2025.</comments>
    </coverPageHeaderReportingPersonDetails>
    <coverPageHeaderReportingPersonDetails>

      <reportingPersonName>LM Asset Management Inc.</reportingPersonName>
      <memberGroup>b</memberGroup>
      <citizenshipOrOrganization>Z4</citizenshipOrOrganization>
      <reportingPersonBeneficiallyOwnedNumberOfShares>
        <soleVotingPower>40000.00</soleVotingPower>
        <sharedVotingPower>3341200.00</sharedVotingPower>
        <soleDispositivePower>40000.00</soleDispositivePower>
        <sharedDispositivePower>3341200.00</sharedDispositivePower>
      </reportingPersonBeneficiallyOwnedNumberOfShares>
      <reportingPersonBeneficiallyOwnedAggregateNumberOfShares>3381200.00</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
      <aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
      <classPercent>9.6</classPercent>
      <typeOfReportingPerson>CO</typeOfReportingPerson>
      <comments>Percentage calculated based on 35,295,753 shares of Common Stock outstanding on October 28, 2025, as reported in the Form 10-Q filed by the Issuer for the quarter ended September 30, 2025.</comments>
    </coverPageHeaderReportingPersonDetails>
    <items>
      <item1>
        <issuerName>GRAN TIERRA ENERGY INC.</issuerName>
        <issuerPrincipalExecutiveOfficeAddress>500 CENTRE STREET SE CALGARY, ALBERTA, CANADA T2G 1A6</issuerPrincipalExecutiveOfficeAddress>
      </item1>
      <item2>
        <filingPersonName>Daniel Lau

Christine Man

LM Asset (IM) Inc.

LM Asset Fund Limited Partnership (the "Partnership")

LM Asset Management Inc. (the "General Partner")

The reporting persons are filing this statement jointly, but not as members of a group.  Each reporting person expressly disclaims membership in a group.  Each reporting person also disclaims beneficial ownership of the Common Stock except to the extent of that reporting person's pecuniary interest therein.</filingPersonName>
        <principalBusinessOfficeOrResidenceAddress>915 - 1055 West Hastings Street, Vancouver, BC, Canada, V6E 2E9</principalBusinessOfficeOrResidenceAddress>
        <citizenship>For citizenship of Filers, see Item 4 of the cover sheet for each Filer.</citizenship>
      </item2>
      <item3>
        <notApplicableFlag>Y</notApplicableFlag>
      </item3>
      <item4>
        <amountBeneficiallyOwned>Daniel Lau:  4,056,200

Christine Man:  3,881,750

LM Asset (IM) Inc.:  3,671,200

Partnership:  2,601,200

General Partner:  3,381,200</amountBeneficiallyOwned>
        <classPercent>Daniel Lau:  11.5%

Christine Man:  11.0%

LM Asset (IM) Inc.: 10.4%

Partnership: 7.4%

General Partner:  9.6%</classPercent>
        <numberOfSharesPersonHas>
          <solePowerOrDirectToVote>Daniel Lau:  240,000

Christine Man:  65,550

LM Asset (IM) Inc.:  0

Partnership:  0

General Partner:  40,000</solePowerOrDirectToVote>
          <sharedPowerOrDirectToVote>Daniel Lau:  3,816,200

Christine Man:  3,816,200

LM Asset (IM) Inc.:  3,671,200

Partnership:  2,601,200

General Partner:  3,341,200</sharedPowerOrDirectToVote>
          <solePowerOrDirectToDispose>Daniel Lau:  240,000

Christine Man:  65,550

LM Asset (IM) Inc.:  0

Partnership:  0

General Partner:  40,000</solePowerOrDirectToDispose>
          <sharedPowerOrDirectToDispose>Daniel Lau:  3,816,200

Christine Man:  3,816,200

LM Asset (IM) Inc.:  3,671,200

Partnership:  2,601,200

General Partner:  3,341,200</sharedPowerOrDirectToDispose>
        </numberOfSharesPersonHas>
      </item4>
      <item5>
        <notApplicableFlag>Y</notApplicableFlag>
      </item5>
      <item6>
        <notApplicableFlag>N</notApplicableFlag>
        <ownershipMoreThan5PercentOnBehalfOfAnotherPerson>Mr. Lau and Ms. Man are the control persons of LM Asset (IM), Inc. and other investment advisers to private investment funds, including the Partnership, and other accounts.  The General Partner is the general partner of the Partnership.  Those investment advisers, funds and accounts have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, Common Stock.  However, no individual fund or account other than the Partnership beneficially owns more than five percent of the outstanding Common Stock.</ownershipMoreThan5PercentOnBehalfOfAnotherPerson>
      </item6>
      <item7>
        <notApplicableFlag>Y</notApplicableFlag>
      </item7>
      <item8>
        <notApplicableFlag>Y</notApplicableFlag>
      </item8>
      <item9>
        <notApplicableFlag>Y</notApplicableFlag>
      </item9>
      <item10>
        <notApplicableFlag>N</notApplicableFlag>
        <certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.</certifications>
      </item10>
    </items>
    <exhibitInfo>Exhibit 99.1 - Agreement Regarding Joint Filing of Statement on Schedule 13D or 13G</exhibitInfo>
    <signatureInformation>
      <reportingPersonName>Daniel Lau</reportingPersonName>
      <signatureDetails>
        <signature>/s/ Daniel Lau</signature>
        <title>Reporting person</title>
        <date>12/19/2025</date>
      </signatureDetails>
    </signatureInformation>
    <signatureInformation>
      <reportingPersonName>Christine Man</reportingPersonName>
      <signatureDetails>
        <signature>/s/ Christine Man</signature>
        <title>Reporting person</title>
        <date>12/19/2025</date>
      </signatureDetails>
    </signatureInformation>
    <signatureInformation>
      <reportingPersonName>LM Asset (IM) Inc.</reportingPersonName>
      <signatureDetails>
        <signature>/s/ Daniel Lau</signature>
        <title>Director</title>
        <date>12/19/2025</date>
      </signatureDetails>
    </signatureInformation>
    <signatureInformation>
      <reportingPersonName>LM Asset Fund Limited Partnership</reportingPersonName>
      <signatureDetails>
        <signature>/s/ Daniel Lau</signature>
        <title>Director of the General Partner of the Partnership</title>
        <date>12/19/2025</date>
      </signatureDetails>
    </signatureInformation>
    <signatureInformation>
      <reportingPersonName>LM Asset Management Inc.</reportingPersonName>
      <signatureDetails>
        <signature>/s/ Daniel Lau</signature>
        <title>Director</title>
        <date>12/19/2025</date>
      </signatureDetails>
    </signatureInformation>
  </formData>

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<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>ex991.htm
<TEXT>
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<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0; text-align: center">EXHIBIT 99.1</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0; text-align: center">AGREEMENT REGARDING JOINT FILING</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0; text-align: center">OF STATEMENT ON SCHEDULE 13D OR 13G</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">The undersigned agree to file jointly with the Securities and Exchange
Commission (the &quot;SEC&quot;) any and all statements on Schedule 13D or Schedule 13G and Forms 3, 4 or 5 (and any amendments or supplements
thereto) required under section 13(d) or 16(a) of the Securities Exchange Act of 1934, as amended, in connection with purchases by the
undersigned of the securities of any issuer. For that purpose, the undersigned hereby constitute and appoint Daniel Lau, as the undersigned&rsquo;s
true and lawful agent and attorney-in-fact, with full power and authority for and on behalf of the undersigned to prepare or cause to
be prepared, sign, file with the SEC and furnish to any other person all certificates, instruments, agreements and documents necessary
to comply with section 13(d) and section 16(a) of the Securities Exchange Act of 1934, as amended, in connection with said purchases,
and to do and perform every act necessary and proper to be done incident to the exercise of the foregoing power, as fully as the undersigned
might or could do if personally present.</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">Dated:&#9;December 19, 2025</P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 50%; padding-right: 5.4pt; padding-left: 5.4pt">
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0"><U>/s/ <I>Daniel Lau</I>&#9;&#9;&#9;&#9;&#9;</U></P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">Daniel Lau</P></TD>
    <TD STYLE="width: 50%; padding-right: 5.4pt; padding-left: 5.4pt">
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0"><I><U>/s/ Christine Man&#9;&#9;&#9;&#9;</U></I></P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">Christine Man</P></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">LM Asset (IM), Inc.</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">By:&#9;<U>/s/ <I>Daniel Lau&#9;&#9;&#9;&#9;</I></U></P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Daniel Lau, Director</P></TD>
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">LM Asset Fund Limited Partnership</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">By: LM Asset Management Inc., General Partner</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">By: &#9;<U>/s/ <I>Daniel Lau</I>&#9;&#9;&#9;&#9;</U><BR>
    &#9;Daniel Lau, Director</P></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-right: 5.4pt; padding-left: 5.4pt">
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">LM Asset Management Inc.</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">&nbsp;</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0">By:&#9;<U>/s/ <I>Daniel Lau&#9;&#9;&#9;&#9;</I></U></P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0; text-indent: 0.5in">Daniel Lau, Director</P></TD>
    <TD STYLE="font: 12pt Times New Roman, Times, Serif; padding-right: 5.4pt; padding-left: 5.4pt">&nbsp;</TD></TR>
  </TABLE>

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