[Form 4] Gran Tierra Energy Inc. Insider Trading Activity

Rhea-AI Filing Summary

Gran Tierra Energy insider purchase recorded by Sebastien Morin. The reporting person acquired 771 shares of Gran Tierra Energy Inc. common stock on 08/18/2025 through the company Employee Stock Purchase Plan at an effective price of $3.91 per share (price was transacted in Canadian dollars and converted to U.S. dollars). After the purchase, the reporting person beneficially owned 23,939 shares. The filing states the transaction was exempt under the specified Rule 16b-3 provisions and was reported on a single-person Form 4.

Positive

• Insider purchased shares through the Employee Stock Purchase Plan, showing direct ownership increase of 771 shares
• Transaction exempt under Rule 16b-3, indicating it followed standard insider transaction exemptions for employee plans
• Clear post-transaction beneficial ownership reported: 23,939 shares

Negative

• None.

Insights

Financial Analyst

TL;DR: A routine employee purchase increased an insider's stake by 771 shares, a small but direct equity acquisition.

The transaction is a non-derivative purchase under the company Employee Stock Purchase Plan. The filing discloses an acquisition of 771 common shares at an effective price of $3.91 per share (CAD to USD conversion noted). Post-transaction beneficial ownership is 23,939 shares, indicating the purchase is incremental rather than transformative for ownership percentages. The filing cites Rule 16b-3 exemptions, consistent with typical employee-plan transactions.

Corporate Governance Expert

TL;DR: This is a standard Section 16 Form 4 reporting an ESPP purchase by an officer, disclosed under required exemptions.

The report identifies the reporting person as the Chief Operating Officer and shows the acquisition occurred through the company Employee Stock Purchase Plan with the applicable Rule 16b-3 exemptions invoked. The filing was submitted as a single reporting person Form 4 and signed by an attorney-in-fact. There are no derivative transactions or additional disclosures in the filing that would indicate other governance or compliance issues.

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^*

Morin Sebastien

(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)
	Chief Operating Officer

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)		771	A	$3.91(2)	23,939	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, Attorney-In Fact	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 Gran Tierra Energy insider Sebastien Morin do in this Form 4 (GTE)?

The filing reports that Sebastien Morin acquired 771 common shares through the company Employee Stock Purchase Plan.

At what price were the GTE shares purchased on Form 4?

The shares were transacted at an effective price of $3.91 per share, with the purchase executed in Canadian currency and converted to U.S. dollars.

How many Gran Tierra Energy shares does the reporting person own after the transaction?

After the reported purchase, the reporting person beneficially owned 23,939 shares.

Was the transaction in the Form 4 reported under any exemption?

Yes, the filing states the purchase was exempt under Rule 16b-3(d) and Rule 16b-3(c) as an employee plan transaction.

Who signed the Form 4 filing for this transaction?

The Form 4 was executed on behalf of the reporting person by Phillip Abraham, Attorney-In-Fact.