GTE Form 4: Director Exercises 4,798-Share Option at $2.30

Royal Ronald, a director of Gran Tierra Energy Inc. (GTE), reported transactions dated 10/03/2025.

Rhea-AI Filing Summary

Royal Ronald, a director of Gran Tierra Energy Inc. (GTE), reported transactions dated 10/03/2025. The filing shows an acquisition of 4,798 common shares and a disposition of 4,798 common shares on the same date. A stock option with an exercise price of $2.30 for 4,798 underlying shares was reported as executed, and the reporting person’s total beneficial ownership following the reported transactions is 10,850 shares. The form is signed by an attorney-in-fact on 10/08/2025.

Positive

• Stock option exercised at a relatively low exercise price of $2.30 for 4,798 shares
• Beneficial ownership remains at 10,850 shares after the reported transactions

Negative

• None.

Insights

Corporate Governance Analyst

Director exercised options and reported net holdings of 10,850 shares.

The filing records a stock option with an exercise price of $2.30 for 4,798 shares that was executed on 10/03/2025, and matching non-derivative buy and sell entries for 4,798 common shares. This pattern is consistent with an option exercise followed by an immediate sale or related transaction that leaves beneficial ownership at 10,850 shares.

Key dependencies include the exact sequence and counterparties to the non-derivative trades and any 10b5-1 plan status; the filing does not explicitly state a 10b5-1 plan. Investors may track future Form 4s for additional exercises, sales, or changes to the 10,850 share stake within the next reporting cycle.

Insider Trade Summary

4,798 shares exercised/converted

Exercise 3 txns

Insider Royal Ronald

Role Director

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to buy)	4,798	$0.00	$0.00
Exercise	Common Stock	4,798	$4.26	$20K
Disposition	Common Stock	4,798	$2.30	$11K

Holdings After Transaction: Stock Option (Right to buy) — 10,850 contracts (Direct); Common Stock — 0 shares (Direct)

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What transactions did Royal Ronald report on Form 4 for GTE?

The report discloses an acquisition and a disposition of 4,798 common shares on 10/03/2025, and the exercise of a stock option with an exercise price of $2.30 covering 4,798 shares.

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

The filing states a total beneficial ownership of 10,850 shares following the reported transactions.

Was the Form 4 signed and when?

Yes. The Form 4 was signed by an attorney-in-fact on 10/08/2025.

What was the exercise price of the reported stock option?

The conversion/exercise price shown for the stock option is $2.30.

Is Royal Ronald a director or officer of GTE?

The filing indicates the reporting person is a director of Gran Tierra Energy Inc.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 10/08/2025 - 08:20 PM Learn about SEC filing dates

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^*

Royal Ronald

(Last) (First) (Middle)

C/O GRAN TIERRA ENERGY INC.

500 CENTRE STREET S.E.

(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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
10/03/2025

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	10/03/2025		M		4,798	A	$4.26	4,798	D
Common Stock	10/03/2025		D		4,798	D	$2.3	0	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
Stock Option (Right to buy)	$2.3	10/03/2025		M			4,798	09/30/2025	09/30/2025	Common Stock	4,798	$0	10,850	D

Explanation of Responses:

	/s/ Phillip Abraham, Attorney-In Fact	10/08/2025
	** 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.