GTE

SEC source: 0001013594-26-000845 · form4a.xml · nonDerivative · entry 7

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

EQUINOX PARTNERS LP · CIK 0000933897 · 10% owner

KUROTO FUND LP · CIK 0001080716 · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · 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: 494,508

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: 0001013594-26-000845 · form4a.xml · nonDerivative · entry 6

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

EQUINOX PARTNERS LP · CIK 0000933897 · 10% owner

KUROTO FUND LP · CIK 0001080716 · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · 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: 1,938,294

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: 0001013594-26-000845 · form4a.xml · nonDerivative · entry 5

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

EQUINOX PARTNERS LP · CIK 0000933897 · 10% owner

KUROTO FUND LP · CIK 0001080716 · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · 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: 1,936,337

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: 0001013594-26-000831 · form4.xml · nonDerivative · entry 4

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

EQUINOX PARTNERS LP · CIK 0000933897 · 10% owner

KUROTO FUND LP · CIK 0001080716 · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · 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: 506,655

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: 0001013594-26-000831 · form4.xml · nonDerivative · entry 3

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

EQUINOX PARTNERS LP · CIK 0000933897 · 10% owner

KUROTO FUND LP · CIK 0001080716 · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · 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: 607,631

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: 0001013594-26-000831 · form4.xml · nonDerivative · entry 2

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

EQUINOX PARTNERS LP · CIK 0000933897 · 10% owner

KUROTO FUND LP · CIK 0001080716 · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · 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: 2,381,629

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: 0001013594-26-000831 · form4.xml · nonDerivative · entry 1

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

EQUINOX PARTNERS LP · CIK 0000933897 · 10% owner

KUROTO FUND LP · CIK 0001080716 · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · 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: 2,379,268

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: 0001013594-26-000845 · form4a.xml · nonDerivative · entry 4

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

EQUINOX PARTNERS LP · CIK 0000933897 · 10% owner

KUROTO FUND LP · CIK 0001080716 · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · 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: 506,655

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: 0001013594-26-000845 · form4a.xml · nonDerivative · entry 3

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

EQUINOX PARTNERS LP · CIK 0000933897 · 10% owner

KUROTO FUND LP · CIK 0001080716 · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · 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: 607,631

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: 0001013594-26-000845 · form4a.xml · nonDerivative · entry 2

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

EQUINOX PARTNERS LP · CIK 0000933897 · 10% owner

KUROTO FUND LP · CIK 0001080716 · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · 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: 2,381,629

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: 0001013594-26-000845 · form4a.xml · nonDerivative · entry 1

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

EQUINOX PARTNERS LP · CIK 0000933897 · 10% owner

KUROTO FUND LP · CIK 0001080716 · 10% owner

MASON HILL PARTNERS LP · CIK 0001421771 · 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: 2,379,268

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: 0000935836-26-000372 · ownership.xml · nonDerivative · entry 2

LM Asset Management Inc. · CIK 0002057190 · 10% owner

Lau Daniel · CIK 0001950123 · 10% owner

Man Christine · CIK 0001950121 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Note

Disclosed balance after: 4,403,200

F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $6.85 to $6.90, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F2 · ownership.nature: These securities are held by private investment funds managed by LM Asset Management Inc. ("LMAM"). LMAM may be deemed to beneficially own these securities as the investment adviser to those funds. Daniel Lau and Christine Man are control persons of LMAM and may be deemed to beneficially own these securities as control persons of LMAM. Each reporting person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein.

SEC source: 0001104659-26-092160 · tm2622501-4_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,691

F1 · kind: These shares were acquired on August 4, 2026 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: 0001104659-26-092159 · tm2622501-3_4seq1.xml · nonDerivative · entry 1

Guidry Gary · CIK 0001642424 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 508,128

F1 · kind: These shares were acquired on August 4, 2026 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: 0001104659-26-092158 · tm2622501-2_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: 44,221

F1 · kind: These shares were acquired on August 4, 2026 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: 0001104659-26-092157 · tm2622501-1_4seq1.xml · nonDerivative · entry 1

Evans Jim · CIK 0001642276 · EVP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,939

F1 · kind: These shares were acquired on August 4, 2026 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: 0000935836-26-000372 · ownership.xml · nonDerivative · entry 1

LM Asset Management Inc. · CIK 0002057190 · 10% owner

Lau Daniel · CIK 0001950123 · 10% owner

Man Christine · CIK 0001950121 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Note

Disclosed balance after: 4,369,200

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $6.84 to $7.00 inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F2 · ownership.nature: These securities are held by private investment funds managed by LM Asset Management Inc. ("LMAM"). LMAM may be deemed to beneficially own these securities as the investment adviser to those funds. Daniel Lau and Christine Man are control persons of LMAM and may be deemed to beneficially own these securities as control persons of LMAM. Each reporting person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein.

SEC source: 0001104659-26-085158 · tm2620926-4_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,067

F1 · kind: These shares were acquired on July 16, 2026 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: 0001104659-26-085156 · tm2620926-2_4seq1.xml · nonDerivative · entry 1

Evans Jim · CIK 0001642276 · EVP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,752

F1 · kind: These shares were acquired on July 16, 2026 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: 0001104659-26-085157 · tm2620926-3_4seq1.xml · nonDerivative · entry 1

Guidry Gary · CIK 0001642424 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 507,546

F1 · kind: These shares were acquired on July 16, 2026 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: 0001104659-26-085155 · tm2620926-1_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: 43,888

F1 · kind: These shares were acquired on July 16, 2026 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: 0001104659-26-080846 · tm2619848-4_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,380

F1 · kind: These shares were acquired on July 2, 2026 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: 0001104659-26-080844 · tm2619848-3_4seq1.xml · nonDerivative · entry 1

Guidry Gary · CIK 0001642424 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 506,905

F1 · kind: These shares were acquired on July 2, 2026 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: 0001104659-26-080842 · tm2619848-2_4seq1.xml · nonDerivative · entry 1

Evans Jim · CIK 0001642276 · EVP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,546

F1 · kind: These shares were acquired on July 2, 2026 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: 0001104659-26-080840 · tm2619848-1_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: 43,521

F1 · kind: These shares were acquired on July 2, 2026 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: 0000935836-26-000335 · ownership.xml · nonDerivative · entry 1

LM Asset Management Inc. · CIK 0002057190 · 10% owner

Lau Daniel · CIK 0001950123 · 10% owner

Man Christine · CIK 0001950121 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Note

Disclosed balance after: 4,345,200

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.98 to $6.05, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F2 · ownership.nature: These securities are held by private investment funds managed by LM Asset Management Inc. ("LMAM"). LMAM may be deemed to beneficially own these securities as the investment adviser to those funds. Daniel Lau and Christine Man are control persons of LMAM and may be deemed to beneficially own these securities as control persons of LMAM. Each reporting person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein.

SEC source: 0001104659-26-075651 · tm2618333-3_4seq1.xml · nonDerivative · entry 1

Evans Jim · CIK 0001642276 · EVP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,336

F1 · kind: These shares were acquired on June 16, 2026 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: 0001104659-26-075653 · tm2618333-4_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: 43,148

F1 · kind: These shares were acquired on June 16, 2026 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: 0001104659-26-075650 · tm2618333-2_4seq1.xml · nonDerivative · entry 1

Guidry Gary · CIK 0001642424 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 506,253

F1 · kind: These shares were acquired on June 16, 2026 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: 0001104659-26-075648 · tm2618333-1_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,681

F1 · kind: These shares were acquired on June 16, 2026 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: 0000935836-26-000314 · ownership.xml · nonDerivative · entry 2

LM Asset Management Inc. · CIK 0002057190 · 10% owner

Lau Daniel · CIK 0001950123 · 10% owner

Man Christine · CIK 0001950121 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Note

Disclosed balance after: 4,313,200

F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $7.22 to $7.35, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F2 · ownership.nature: These securities are held by private investment funds managed by LM Asset Management Inc. ("LMAM"). LMAM may be deemed to beneficially own these securities as the investment adviser to those funds. Daniel Lau and Christine Man are control persons of LMAM and may be deemed to beneficially own these securities as control persons of LMAM. Each reporting person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein.

SEC source: 0000935836-26-000314 · ownership.xml · nonDerivative · entry 1

LM Asset Management Inc. · CIK 0002057190 · 10% owner

Lau Daniel · CIK 0001950123 · 10% owner

Man Christine · CIK 0001950121 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Note

Disclosed balance after: 4,262,200

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from 7.60 to $7.65, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F2 · ownership.nature: These securities are held by private investment funds managed by LM Asset Management Inc. ("LMAM"). LMAM may be deemed to beneficially own these securities as the investment adviser to those funds. Daniel Lau and Christine Man are control persons of LMAM and may be deemed to beneficially own these securities as control persons of LMAM. Each reporting person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein.

SEC source: 0001104659-26-070216 · tm2616853-4_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: 42,836

F1 · kind: These shares were acquired on June 1, 2026 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: 0001104659-26-070214 · tm2616853-2_4seq1.xml · nonDerivative · entry 1

Guidry Gary · CIK 0001642424 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 505,707

F1 · kind: These shares were acquired on June 1, 2026 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: 0001104659-26-070215 · tm2616853-3_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,096

F1 · kind: These shares were acquired on June 1, 2026 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: 0001104659-26-070213 · tm2616853-1_4seq1.xml · nonDerivative · entry 1

Evans Jim · CIK 0001642276 · EVP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,160

F1 · kind: These shares were acquired on June 1, 2026 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: 0000935836-26-000300 · ownership.xml · nonDerivative · entry 2

LM Asset Management Inc. · CIK 0002057190 · 10% owner

Lau Daniel · CIK 0001950123 · 10% owner

Man Christine · CIK 0001950121 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Note

Disclosed balance after: 4,227,200

F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $8.16 to $8.25, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F2 · ownership.nature: These securities are held by private investment funds managed by LM Asset Management Inc. ("LMAM"). LMAM may be deemed to beneficially own these securities as the investment adviser to those funds. Daniel Lau and Christine Man are control persons of LMAM and may be deemed to beneficially own these securities as control persons of LMAM. Each reporting person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein.

SEC source: 0000935836-26-000300 · ownership.xml · nonDerivative · entry 1

LM Asset Management Inc. · CIK 0002057190 · 10% owner

Lau Daniel · CIK 0001950123 · 10% owner

Man Christine · CIK 0001950121 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Note

Disclosed balance after: 4,186,200

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $8.41 to $8.55, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F2 · ownership.nature: These securities are held by private investment funds managed by LM Asset Management Inc. ("LMAM"). LMAM may be deemed to beneficially own these securities as the investment adviser to those funds. Daniel Lau and Christine Man are control persons of LMAM and may be deemed to beneficially own these securities as control persons of LMAM. Each reporting person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein.

SEC source: 0001104659-26-065204 · tm2615390-4_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: 42,528

F1 · kind: These shares were acquired on May 19, 2026 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: 0001104659-26-065201 · tm2615390-3_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,518

F1 · kind: These shares were acquired on May 19, 2026 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: 0001104659-26-065200 · tm2615390-2_4seq1.xml · nonDerivative · entry 1

Guidry Gary · CIK 0001642424 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 505,167

F1 · kind: These shares were acquired on May 19, 2026 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: 0001104659-26-065199 · tm2615390-1_4seq1.xml · nonDerivative · entry 1

Evans Jim · CIK 0001642276 · EVP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,987

F1 · kind: These shares were acquired on May 19, 2026 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: 0000935836-26-000241 · ownership.xml · nonDerivative · entry 2

LM Asset Management Inc. · CIK 0002057190 · 10% owner

Lau Daniel · CIK 0001950123 · 10% owner

Man Christine · CIK 0001950121 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Note

Disclosed balance after: 4,152,200

F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $8.87 to $8.89, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F2 · ownership.nature: These securities are held by private investment funds managed by LM Asset Management Inc. ("LMAM"). LMAM may be deemed to beneficially own these securities as the investment adviser to those funds. Daniel Lau and Christine Man are control persons of LMAM and may be deemed to beneficially own these securities as control persons of LMAM. Each reporting person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein.

SEC source: 0000935836-26-000241 · ownership.xml · nonDerivative · entry 1

LM Asset Management Inc. · CIK 0002057190 · 10% owner

Lau Daniel · CIK 0001950123 · 10% owner

Man Christine · CIK 0001950121 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Note

Disclosed balance after: 4,140,200

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $8.28 to $8.66, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F2 · ownership.nature: These securities are held by private investment funds managed by LM Asset Management Inc. ("LMAM"). LMAM may be deemed to beneficially own these securities as the investment adviser to those funds. Daniel Lau and Christine Man are control persons of LMAM and may be deemed to beneficially own these securities as control persons of LMAM. Each reporting person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein.

SEC source: 0000935836-26-000226 · ownership.xml · nonDerivative · entry 2

LM Asset Management Inc. · CIK 0002057190 · 10% owner

Lau Daniel · CIK 0001950123 · 10% owner

Man Christine · CIK 0001950121 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Note

Disclosed balance after: 4,122,200

F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $9.28 to $9.33, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F2 · ownership.nature: These securities are held by private investment funds managed by LM Asset Management Inc. ("LMAM"). LMAM may be deemed to beneficially own these securities as the investment adviser to those funds. Daniel Lau and Christine Man are control persons of LMAM and may be deemed to beneficially own these securities as control persons of LMAM. Each reporting person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein.

SEC source: 0001104659-26-054929 · tm2613515-4_4seq1.xml · nonDerivative · entry 1

Morin Sebastien · CIK 0002001396 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,030

F1 · kind: These shares were acquired on May 1, 2026 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: 0001104659-26-054926 · tm2613515-3_4seq1.xml · nonDerivative · entry 1

Guidry Gary · CIK 0001642424 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 504,712

F1 · kind: These shares were acquired on May 1, 2026 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: 0001104659-26-054921 · tm2613515-2_4seq1.xml · nonDerivative · entry 1

Evans Jim · CIK 0001642276 · EVP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,841

F1 · kind: These shares were acquired on May 1, 2026 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: 0001104659-26-054918 · tm2613515-1_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: 42,268

F1 · kind: These shares were acquired on May 1, 2026 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: 0000935836-26-000226 · ownership.xml · nonDerivative · entry 1

LM Asset Management Inc. · CIK 0002057190 · 10% owner

Lau Daniel · CIK 0001950123 · 10% owner

Man Christine · CIK 0001950121 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See Note

Disclosed balance after: 4,077,200

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $9.07 to $9.25, inclusive. The reporting persons undertake to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote.

F2 · ownership.nature: These securities are held by private investment funds managed by LM Asset Management Inc. ("LMAM"). LMAM may be deemed to beneficially own these securities as the investment adviser to those funds. Daniel Lau and Christine Man are control persons of LMAM and may be deemed to beneficially own these securities as control persons of LMAM. Each reporting person disclaims beneficial ownership of such securities except to the extent of their respective pecuniary interests therein.