GTE

SEC source: 0001013594-25-001337 · form4.xml · nonDerivative · entry 12

Equinox Partners Investment Management LLC · CIK 0000938552 · Director · 10% owner

EQUINOX PARTNERS LP · CIK 0000933897 · Director · 10% owner

KUROTO FUND LP · CIK 0001080716 · Director · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Managed Account

Disclosed balance after: 2,267,859

F1 · ownership.direct: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.

SEC source: 0001013594-25-001337 · form4.xml · nonDerivative · entry 11

Equinox Partners Investment Management LLC · CIK 0000938552 · Director · 10% owner

EQUINOX PARTNERS LP · CIK 0000933897 · Director · 10% owner

KUROTO FUND LP · CIK 0001080716 · Director · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mason Hill Partners, LP

Disclosed balance after: 487,735

F1 · ownership.direct: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.

F2 · ownership.direct: EPIM is the investment advisor to Equinox Partners, L.P., Kuroto Fund LP, and Mason Hill Partners, LP (collectively, the "Funds"). Mr. Fieler is the president of EPIM. By virtue of these relationships, each of EPIM and Mr. Fieler may be deemed to beneficially own the securities owned directly by the Funds.

SEC source: 0001013594-25-001337 · form4.xml · nonDerivative · entry 10

Equinox Partners Investment Management LLC · CIK 0000938552 · Director · 10% owner

EQUINOX PARTNERS LP · CIK 0000933897 · Director · 10% owner

KUROTO FUND LP · CIK 0001080716 · Director · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Kuroto Fund LP

Disclosed balance after: 610,628

F1 · ownership.direct: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.

F2 · ownership.direct: EPIM is the investment advisor to Equinox Partners, L.P., Kuroto Fund LP, and Mason Hill Partners, LP (collectively, the "Funds"). Mr. Fieler is the president of EPIM. By virtue of these relationships, each of EPIM and Mr. Fieler may be deemed to beneficially own the securities owned directly by the Funds.

SEC source: 0001013594-25-001337 · form4.xml · nonDerivative · entry 9

Equinox Partners Investment Management LLC · CIK 0000938552 · Director · 10% owner

EQUINOX PARTNERS LP · CIK 0000933897 · Director · 10% owner

KUROTO FUND LP · CIK 0001080716 · Director · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Equinox Partners, L.P.

Disclosed balance after: 2,379,466

F1 · ownership.direct: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.

F2 · ownership.direct: EPIM is the investment advisor to Equinox Partners, L.P., Kuroto Fund LP, and Mason Hill Partners, LP (collectively, the "Funds"). Mr. Fieler is the president of EPIM. By virtue of these relationships, each of EPIM and Mr. Fieler may be deemed to beneficially own the securities owned directly by the Funds.

SEC source: 0001013594-25-001337 · form4.xml · nonDerivative · entry 8

Equinox Partners Investment Management LLC · CIK 0000938552 · Director · 10% owner

EQUINOX PARTNERS LP · CIK 0000933897 · Director · 10% owner

KUROTO FUND LP · CIK 0001080716 · Director · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Managed Account

Disclosed balance after: 2,201,059

F1 · ownership.direct: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.

SEC source: 0001013594-25-001337 · form4.xml · nonDerivative · entry 7

Equinox Partners Investment Management LLC · CIK 0000938552 · Director · 10% owner

EQUINOX PARTNERS LP · CIK 0000933897 · Director · 10% owner

KUROTO FUND LP · CIK 0001080716 · Director · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mason Hill Partners, LP

Disclosed balance after: 443,335

F1 · ownership.direct: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.

F2 · ownership.direct: EPIM is the investment advisor to Equinox Partners, L.P., Kuroto Fund LP, and Mason Hill Partners, LP (collectively, the "Funds"). Mr. Fieler is the president of EPIM. By virtue of these relationships, each of EPIM and Mr. Fieler may be deemed to beneficially own the securities owned directly by the Funds.

SEC source: 0001013594-25-001337 · form4.xml · nonDerivative · entry 6

Equinox Partners Investment Management LLC · CIK 0000938552 · Director · 10% owner

EQUINOX PARTNERS LP · CIK 0000933897 · Director · 10% owner

KUROTO FUND LP · CIK 0001080716 · Director · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Kuroto Fund LP

Disclosed balance after: 588,428

F1 · ownership.direct: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.

F2 · ownership.direct: EPIM is the investment advisor to Equinox Partners, L.P., Kuroto Fund LP, and Mason Hill Partners, LP (collectively, the "Funds"). Mr. Fieler is the president of EPIM. By virtue of these relationships, each of EPIM and Mr. Fieler may be deemed to beneficially own the securities owned directly by the Funds.

SEC source: 0001013594-25-001337 · form4.xml · nonDerivative · entry 5

Equinox Partners Investment Management LLC · CIK 0000938552 · Director · 10% owner

EQUINOX PARTNERS LP · CIK 0000933897 · Director · 10% owner

KUROTO FUND LP · CIK 0001080716 · Director · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Equinox Partners, L.P.

Disclosed balance after: 2,312,866

F1 · ownership.direct: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.

F2 · ownership.direct: EPIM is the investment advisor to Equinox Partners, L.P., Kuroto Fund LP, and Mason Hill Partners, LP (collectively, the "Funds"). Mr. Fieler is the president of EPIM. By virtue of these relationships, each of EPIM and Mr. Fieler may be deemed to beneficially own the securities owned directly by the Funds.

SEC source: 0001013594-25-001337 · form4.xml · nonDerivative · entry 4

Equinox Partners Investment Management LLC · CIK 0000938552 · Director · 10% owner

EQUINOX PARTNERS LP · CIK 0000933897 · Director · 10% owner

KUROTO FUND LP · CIK 0001080716 · Director · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Managed Account

Disclosed balance after: 2,143,611

F1 · ownership.direct: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.

SEC source: 0001013594-25-001337 · form4.xml · nonDerivative · entry 3

Equinox Partners Investment Management LLC · CIK 0000938552 · Director · 10% owner

EQUINOX PARTNERS LP · CIK 0000933897 · Director · 10% owner

KUROTO FUND LP · CIK 0001080716 · Director · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Mason Hill Partners, LP

Disclosed balance after: 405,151

F1 · ownership.direct: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.

F2 · ownership.direct: EPIM is the investment advisor to Equinox Partners, L.P., Kuroto Fund LP, and Mason Hill Partners, LP (collectively, the "Funds"). Mr. Fieler is the president of EPIM. By virtue of these relationships, each of EPIM and Mr. Fieler may be deemed to beneficially own the securities owned directly by the Funds.

SEC source: 0001013594-25-001337 · form4.xml · nonDerivative · entry 2

Equinox Partners Investment Management LLC · CIK 0000938552 · Director · 10% owner

EQUINOX PARTNERS LP · CIK 0000933897 · Director · 10% owner

KUROTO FUND LP · CIK 0001080716 · Director · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Kuroto Fund LP

Disclosed balance after: 569,336

F1 · ownership.direct: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.

F2 · ownership.direct: EPIM is the investment advisor to Equinox Partners, L.P., Kuroto Fund LP, and Mason Hill Partners, LP (collectively, the "Funds"). Mr. Fieler is the president of EPIM. By virtue of these relationships, each of EPIM and Mr. Fieler may be deemed to beneficially own the securities owned directly by the Funds.

SEC source: 0001013594-25-001337 · form4.xml · nonDerivative · entry 1

Equinox Partners Investment Management LLC · CIK 0000938552 · Director · 10% owner

EQUINOX PARTNERS LP · CIK 0000933897 · Director · 10% owner

KUROTO FUND LP · CIK 0001080716 · Director · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Equinox Partners, L.P.

Disclosed balance after: 2,255,590

F1 · ownership.direct: Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein. The filing of this Form 4 shall not be deemed an admission that the Reporting Persons are, for purposes of Section 13(d) of the Securities Exchange Act of 1934, as amended, the beneficial owners of any securities of the Issuer he or it does not directly own.

F2 · ownership.direct: EPIM is the investment advisor to Equinox Partners, L.P., Kuroto Fund LP, and Mason Hill Partners, LP (collectively, the "Funds"). Mr. Fieler is the president of EPIM. By virtue of these relationships, each of EPIM and Mr. Fieler may be deemed to beneficially own the securities owned directly by the Funds.

SEC source: 0001104659-25-106248 · tm2530235-4_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,669

F1 · kind: These shares were acquired on November 3, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-106247 · tm2530235-3_4seq1.xml · nonDerivative · entry 1

Abraham Phillip D · CIK 0001977506 · EVP, Legal and Land

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,180

F1 · kind: These shares were acquired on November 3, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-106245 · tm2530235-2_4seq1.xml · nonDerivative · entry 1

Evans Jim · CIK 0001642276 · EVP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,219

F1 · kind: These shares were acquired on November 3, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-106244 · tm2530235-1_4seq1.xml · nonDerivative · entry 1

Guidry Gary · CIK 0001642424 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 495,807

F1 · kind: These shares were acquired on November 3, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-100918 · tm2529127-3_4seq1.xml · nonDerivative · entry 1

Abraham Phillip D · CIK 0001977506 · EVP, Legal and Land

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,480

F1 · kind: These shares were acquired on October 16, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-100919 · tm2529127-4_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,794

F1 · kind: These shares were acquired on October 16, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-100917 · tm2529127-2_4seq1.xml · nonDerivative · entry 1

Evans Jim · CIK 0001642276 · EVP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,825

F1 · kind: These shares were acquired on October 16, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-100916 · tm2529127-1_4seq1.xml · nonDerivative · entry 1

Guidry Gary · CIK 0001642424 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 494,582

F1 · kind: These shares were acquired on October 16, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-098029 · tm2528358-4_4seq1.xml · derivative · entry 3

Royal Ronald · CIK 0001642113 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,850

Underlying: Common Stock · 4,798 shares

Expires 2025-09-30

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001104659-25-098029 · tm2528358-4_4seq1.xml · nonDerivative · entry 2

Royal Ronald · CIK 0001642113 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

SEC source: 0001104659-25-098029 · tm2528358-4_4seq1.xml · nonDerivative · entry 1

Royal Ronald · CIK 0001642113 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,798

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001104659-25-098027 · tm2528358-3_4seq1.xml · derivative · entry 3

Hazell Evan · CIK 0001646362 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,886

Underlying: Common Stock · 4,798 shares

Expires 2025-09-30

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001104659-25-098027 · tm2528358-3_4seq1.xml · nonDerivative · entry 2

Hazell Evan · CIK 0001646362 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

SEC source: 0001104659-25-098027 · tm2528358-3_4seq1.xml · nonDerivative · entry 1

Hazell Evan · CIK 0001646362 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,798

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001104659-25-098026 · tm2528358-2_4seq1.xml · derivative · entry 2

Wade Brooke N. · CIK 0001646479 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,938

Underlying: Common Stock · 4,798 shares

Expires 2025-09-30

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001104659-25-098026 · tm2528358-2_4seq1.xml · nonDerivative · entry 1

Wade Brooke N. · CIK 0001646479 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 224,926

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001104659-25-098025 · tm2528358-1_4seq1.xml · derivative · entry 3

Smith David P · CIK 0001642280 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,141

Underlying: Common Stock · 4,798 shares

Expires 2025-09-30

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001104659-25-098025 · tm2528358-1_4seq1.xml · nonDerivative · entry 2

Smith David P · CIK 0001642280 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

SEC source: 0001104659-25-098025 · tm2528358-1_4seq1.xml · nonDerivative · entry 1

Smith David P · CIK 0001642280 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,798

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001104659-25-096788 · tm2528019-2_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,112

F1 · kind: These shares were acquired on October 1, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-096786 · tm2528019-1_4seq1.xml · nonDerivative · entry 1

Abraham Phillip D · CIK 0001977506 · EVP, Legal and Land

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,934

F1 · kind: These shares were acquired on October 1, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-096785 · tm2528019-3_4seq1.xml · nonDerivative · entry 1

Evans Jim · CIK 0001642276 · EVP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,518

F1 · kind: These shares were acquired on October 1, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-096784 · tm2528019-4_4seq1.xml · nonDerivative · entry 1

Guidry Gary · CIK 0001642424 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 493,627

F1 · kind: These shares were acquired on October 1, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-095735 · tm2527798-1_4seq1.xml · nonDerivative · entry 1

Smith David P · CIK 0001642280 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 59,750

F1 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-090723 · tm2526242-2_4seq1.xml · nonDerivative · entry 1

Abraham Phillip D · CIK 0001977506 · EVP, Legal and Land.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,384

F1 · kind: These shares were acquired on September 16, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-090722 · tm2526242-3_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,425

F1 · kind: These shares were acquired on September 16, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-092400 · tm2526242-1_4seq1.xml · nonDerivative · entry 1

Evans Jim · CIK 0001642276 · VP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,209

F1 · kind: These shares were acquired on September 16, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-094611 · tm2526242-4_4seq1.xml · nonDerivative · entry 1

Guidry Gary · CIK 0001642424 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 492,665

F1 · kind: These shares were acquired on September 16, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-086547 · tm2525062-4_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,664

F1 · kind: These shares were acquired on September 2, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-086546 · tm2525062-3_4seq1.xml · nonDerivative · entry 1

Abraham Phillip D · CIK 0001977506 · VP, Legal and Business Dev.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,775

F1 · kind: These shares were acquired on September 2, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-086544 · tm2525062-1_4seq1.xml · nonDerivative · entry 1

Guidry Gary · CIK 0001642424 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 491,600

F1 · kind: These shares were acquired on September 2, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-086545 · tm2525062-2_4seq1.xml · nonDerivative · entry 1

Evans Jim · CIK 0001642276 · VP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,867

F1 · kind: These shares were acquired on September 2, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-080963 · tm2523998-4_4seq1.xml · nonDerivative · entry 1

Abraham Phillip D · CIK 0001977506 · VP, Legal and Business Dev.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,195

F1 · kind: These shares were acquired on August 18, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-080962 · tm2523998-3_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,939

F1 · kind: These shares were acquired on August 18, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-080961 · tm2523998-2_4seq1.xml · nonDerivative · entry 1

Evans Jim · CIK 0001642276 · VP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,541

F1 · kind: These shares were acquired on August 18, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-080960 · tm2523998-1_4seq1.xml · nonDerivative · entry 1

Guidry Gary · CIK 0001642424 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 490,585

F1 · kind: These shares were acquired on August 18, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-074346 · tm2522685-1_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,168

F1 · kind: These shares were acquired on August 1, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

SEC source: 0001104659-25-074345 · tm2522685-4_4seq1.xml · nonDerivative · entry 1

Abraham Phillip D · CIK 0001977506 · VP, Legal and Business Dev.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,578

F1 · kind: These shares were acquired on August 1, 2025 through the Gran Tierra Inc. Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).

F2 · price: Purchase price of security was transacted in Canadian currency and converted to U.S. currency.