Gran Tierra (GTE) Insider Purchase — 617 Shares Bought Under ESPP

Rhea-AI Filing Summary

Gran Tierra Energy insider purchase: Phillip Abraham, VP Legal and Business Development, acquired 617 shares of Gran Tierra Energy Inc. (GTE) on 08/18/2025 through the company’s Employee Stock Purchase Plan. The transaction is reported on a Form 4 filed 08/20/2025 and was conducted under exemptions in Rule 16b-3(c) and 16b-3(d). The reported purchase price was C$3.91 per share, converted to U.S. dollars for reporting. After the purchase, Mr. Abraham beneficially owned 34,195 shares. The Form 4 is individually filed and signed by the reporting person.

Positive

• Transaction conducted under ESPP and exempt under Rule 16b-3(c) and 16b-3(d>
• Reporting includes post-transaction beneficial ownership of 34,195 shares, providing transparency

Negative

• None.

Insights

Financial Analyst

TL;DR: A routine insider purchase under the ESPP increased an executive’s stake modestly; transaction appears procedural and non-material.

The filing documents a small-scale acquisition of 617 common shares under the company’s Employee Stock Purchase Plan, exempt under Rule 16b-3 provisions. The post-transaction beneficial ownership of 34,195 shares provides a clear snapshot of this executive’s stake. There are no derivative or other transactions reported. Given the size of the purchase relative to total shares outstanding (not disclosed here), the filing reads as a standard employee-plan purchase rather than a material corporate event.

Corporate Governance Expert

TL;DR: Disclosure follows Section 16 requirements and shows typical ESPP activity by an insider.

The Form 4 contains required disclosures: reporting person identity, relationship to issuer (VP, Legal and Business Development), transaction date, number of shares acquired, price and post-transaction ownership, and signature. The filing indicates the purchase qualified for Rule 16b-3 exemptions, consistent with many employer-sponsored purchase plans. No amendments, dispositions, or other governance concerns are presented in this filing.

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Abraham Phillip D

(Last) (First) (Middle)

C/O GRAN TIERRA ENERGY INC.

500 CENTRE STREET SE

(Street)

CALGARY A0 T2G 1A6

(City) (State) (Zip)

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		10% Owner
X	Officer (give title below)		Other (specify below)
	VP, Legal and Business Dev.

3. Date of Earliest Transaction (Month/Day/Year)
08/18/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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	08/18/2025		A(1)		617	A	$3.91(2)	34,195	D

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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. 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).

2. Purchase price of security was transacted in Canadian currency and converted to U.S. currency.

	/s/ Phillip Abraham	08/20/2025
	** Signature of Reporting Person	Date
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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did the Form 4 filed for GTE report?

The Form 4 reports that Phillip Abraham acquired 617 shares of Gran Tierra Energy Inc. (GTE) on 08/18/2025 through the Employee Stock Purchase Plan.

At what price were the GTE shares purchased?

The purchase price was reported as C$3.91 per share, with the filing noting conversion to U.S. currency for reporting.

How many GTE shares does the reporting person own after the transaction?

After the reported transaction, the reporting person beneficially owns 34,195 shares.

Was the Form 4 filing made individually or jointly for GTE?

The Form 4 was filed by one reporting person (individual filing) and is signed by the reporting person.

Which exemptions covered the transaction in the GTE Form 4?

The filing states the transaction was exempt under Rule 16b-3(d) and Rule 16b-3(c).