Sec Form 3 Filing - LM Asset (IM) Inc. @ GRAN TIERRA ENERGY INC. - 2025-12-18

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person LM Asset (IM) Inc. 2. Issuer Name and Ticker or Trading Symbol GRAN TIERRA ENERGY INC. [ GTE] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 915 1055 WEST HASTINGS STREET 3. Date of Earliest Transaction (MM/DD/YY) 12/18/2025 (Street) VANCOUVER, A1V6E 2E9 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 65,550 ( 1 ) D Common Stock 3,531,200 I See Note ( 2 ) Common Stock 145,000 I See Note ( 3 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other LM Asset (IM) Inc. 915 1055 WEST HASTINGS STREET VANCOUVER, A1V6E 2E9 X Man Christine 915 1055 WEST HASTINGS STREET VANCOUVER, A1V6E 2E9 X Signatures /s/ Christine Man 12/19/2025 Signature of Reporting Person Date /s/ Christine Man, Director of LM Asset (IM), Inc. 12/19/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )These securities are beneficially owned solely by Christine Man. ( 2 )These securities are held by private investment funds managed by LM Asset (IM) Inc. ("LMAIM"). LMAIM may be deened to beneficially own these securities as the investment adviser to those funds. Ms. Man is a control person of LMAIM and may be deemed to beneficially own these securities as a control person of LMAIM. Each reporting person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein. ( 3 )These securities are held by companies of which Ms. Man is a director and controlling shareholder. Ms. Man may be deemed to beneficially own these shares because she is a control person of those companies. She disclaims beneficial ownership of such securities except to the extent of her pecuniary interest therein.

Remarks: The reporting persons are filing this Form 3 jointly but not as a group, and each reporting person expressly disclaims membership in a group within the meanbing of Rule 13d-5(b) under the Securities Exchange Act of 1934.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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