Alison Redford - 01 Jan 2026 Form 4 Insider Report for GRAN TIERRA ENERGY INC. (GTE)

Role: Director
Signature: /s/ Phillip Abraham, Attorney-In Fact
Issuer symbol: GTE
Transactions as of: 01 Jan 2026
Net transactions value: $0
Form type: 4
Filing time: 05 Jan 2026, 21:20:52 UTC
Previous filing: 03 Jan 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Redford Alison	Director	C/O GRAN TIERRA ENERGY INC., 500 CENTRE STREET S.E., CALGARY, ALBERTA, CANADA	/s/ Phillip Abraham, Attorney-In Fact	05 Jan 2026	0001881406

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	GTE	Deferred Stock Units	Award	$0	+14,355	+21%	$0.000000	84,275	01 Jan 2026	Common Stock	14,355		Direct	F1, F2
transaction	GTE	Restricted Stock Units	Award	$0	+18,381		$0.000000	18,381	01 Jan 2026	Common Stock	18,381		Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Deferred stock units (DSU) and restricted stock units (RSU) convert into common stock on a one-for-one basis.
F2	Each RSU and DSU represents a contingent right to receive one share of Gran Tierra Energy Inc. common stock. The DSUs vest in full at such time as the reporting person ceases to be a member of the Board of Directors of the Issuer. RSUs will vest in three equal annual installments: 1/3 of the units will vest on 01/01/2027, an additional 1/3 will vest on 01/01/2028, and the remaining 1/3 will vest on 01/01/2029. Vested shares will be delivered to the reporting person upon vesting.

Content

Deferred stock units (DSU) and restricted stock units (RSU) convert into common stock on a one-for-one basis.

Each RSU and DSU represents a contingent right to receive one share of Gran Tierra Energy Inc. common stock. The DSUs vest in full at such time as the reporting person ceases to be a member of the Board of Directors of the Issuer. RSUs will vest in three equal annual installments: 1/3 of the units will vest on 01/01/2027, an additional 1/3 will vest on 01/01/2028, and the remaining 1/3 will vest on 01/01/2029. Vested shares will be delivered to the reporting person upon vesting.