SEC Form 4 · Updated Daily

GTE

— GRAN TIERRA ENERGY INC. Ownership

Insider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.

Financials Ownership

Current Reporting Owners

Owner	Role	Shares Owned	As Of	Last Activity
GMT CAPITAL CORP	10%+ Owner	36,141,812	2021-06-03	S
BAY RESOURCE PARTNERS LP	10%+ Owner	36,141,812	2021-06-03	S
BAY II RESOURCE PARTNERS LP	10%+ Owner	36,141,812	2021-06-03	S
BAY RESOURCE PARTNERS OFFSHORE MASTER FUND, L.P.	10%+ Owner	36,141,812	2021-06-03	S
CLAUGUS THOMAS E	10%+ Owner	36,141,812	2021-06-03	S
GMT Exploration Co LLC	10%+ Owner	36,141,812	2021-06-03	S
LM Asset Management Inc.	10%+ Owner	4,403,200	2026-08-04	P
Lau Daniel	10%+ Owner	4,403,200	2026-08-04	P
Man Christine	10%+ Owner	4,403,200	2026-08-04	P
Savitz Jonathan	10%+ Owner	4,046,920	2008-03-12	S
Greywolf Advisors LLC	10%+ Owner	4,046,920	2008-03-12	S
Greywolf GP LLC	10%+ Owner	4,046,920	2008-03-12	S
Greywolf Capital Management LP	10%+ Owner	4,046,920	2008-03-12	S
GREYWOLF CAPITAL PARTNERS II LP	10%+ Owner	4,046,920	2008-03-12	S
GREYWOLF CAPITAL OVERSEAS FUND	10%+ Owner	4,046,920	2008-03-12	S
Price John Scott Ward	Director	2,811,081	2015-06-02	S
SCOTT JEFFREY J	Director · Officer	2,513,861	2015-03-01	A
Orunesu Rafael	Officer	2,112,433	2014-06-13	M
Coffield Dana	Director · Officer	2,029,772	2014-03-03	D
Wei Max	Officer	1,729,667	2008-12-12	X
Hart James Robert	Director	1,689,683	2007-04-30	—
Equinox Partners Investment Management LLC	10%+ Owner	1,549,604	2026-08-13	S
KUROTO FUND LP	10%+ Owner	1,549,604	2026-08-13	S
MASON HILL PARTNERS LP	10%+ Owner	1,549,604	2026-08-13	S
EQUINOX PARTNERS LP	10%+ Owner	1,549,604	2026-08-13	S
West Lawrence	Officer	1,150,907	2023-02-28	A
SMITH NADINE C	Director	978,261	2007-04-30	—
Johnson Verne	Director	945,241	2012-01-31	X
Guidry Gary	Director · Officer	510,191	2026-10-16	A
Antony Raymond Peter	Director	502,533	2011-03-09	X
Dawson Walter	Director	318,539	2010-08-19	S
Johnson Alan Martin	Officer	281,680	2019-02-15	A
Mah Glen W	Officer	280,452	2019-02-15	A
Mawdsley Susan Lynn	Officer	271,898	2019-02-15	A
Caldwell Ed	Officer	227,334	2019-02-15	A
Ellson Ryan	Officer	210,863	2026-04-07	M
Nightingale Duncan	Officer	151,935	2015-09-01	D
Rozon James Robert	Officer	117,500	2015-03-01	A
O'Leary Shane P.	Officer	113,334	2014-03-03	D
Smith David P	Director	62,771	2026-01-02	M
Berthelet Remi Anthony	Officer	60,665	2020-08-18	A
Wade Brooke N.	Director	58,729	2026-09-24	M
Evans Jim	Officer	50,603	2026-10-16	A
Eden Martin H	Reporting Owner	50,000	2010-03-08	M
Monges Reyes Carlos Arturo	Officer	48,706	2015-03-01	A
Kirton Nicholas G.	Director	46,561	2012-03-15	P
Abraham Phillip D	Officer	45,401	2026-10-16	A
Morin Sebastien	Officer	39,165	2026-10-16	A
Trimble Rodger Derrick	Officer	36,047	2023-11-03	A
Moreira Julio Cesar Dias	Officer	27,750	2014-03-03	D
Hardy David Eldon	Officer	24,000	2016-12-23	P
Hodgins Robert B.	Director	20,000	2019-06-19	P
Macey Gerald Joseph	Director	20,000	2011-05-31	P
Will Robert G	Officer	9,859	2023-11-03	A
Hazell Evan	Director	8,521	2026-01-02	M
Coral Adrian	Officer	8,334	2018-03-01	M
Redford Alison	Director	4,000	2024-05-08	M
Royal Ronald	Director	3,021	2026-01-02	M
Dey Peter James	Director	1,970	2025-07-01	M

Recent Filings

Date	Owner	Activity	Shares	Price	Owned After
2026-10-16	Morin Sebastien	Grant / award	276	$10.69	39,165
2026-10-16	Abraham Phillip D	Grant / award	221	$10.69	45,401
2026-10-16	Guidry Gary	Grant / award	386	$10.69	510,191
2026-10-16	Evans Jim	Grant / award	124	$10.69	50,603
2026-10-01	Morin Sebastien	Grant / award	302	$9.67	38,889
2026-10-01	Evans Jim	Grant / award	136	$9.67	50,479
2026-10-01	Guidry Gary	Grant / award	423	$9.67	509,805
2026-10-01	Morin Sebastien	Grant / award	302	$9.67	39,010
2026-10-01	Abraham Phillip D	Grant / award	242	$9.67	45,180
2026-09-30	Abraham Phillip D	Option exercise (derivative)	9,494	$0.00	17,208
2026-09-24	Wade Brooke N.	Option exercise (derivative)	1,382	$0.00	4,964
2026-09-24	Wade Brooke N.	Option exercise	1,382	$7.60	58,729
2026-09-17	Abraham Phillip D	Grant / award	225	$10.59	44,938
2026-09-17	Morin Sebastien	Grant / award	281	$10.59	38,587
2026-09-17	Guidry Gary	Grant / award	394	$10.59	509,382
2026-09-17	Evans Jim	Grant / award	127	$10.59	50,343
2026-09-15	Redford Alison	Option exercise (derivative)	4,500	$0.00	4,965
2026-09-03	Abraham Phillip D	Grant / award	239	$10.03	44,713
2026-09-03	Evans Jim	Grant / award	135	$10.03	50,216
2026-09-03	Guidry Gary	Grant / award	418	$10.03	508,988
2026-09-03	Morin Sebastien	Grant / award	299	$10.03	38,306
2026-08-17	Guidry Gary	Grant / award	442	$9.51	508,570
2026-08-17	Abraham Phillip D	Grant / award	253	$9.51	44,474
2026-08-17	Evans Jim	Grant / award	142	$9.51	50,081
2026-08-17	Morin Sebastien	Grant / award	316	$9.51	38,007
2026-08-14	MASON HILL PARTNERS LP	Open-market sale	30,011	$9.31	299,625
2026-08-14	MASON HILL PARTNERS LP	Open-market sale	35,993	$9.31	359,336
2026-08-14	MASON HILL PARTNERS LP	Open-market sale	141,057	$9.31	1,408,547
2026-08-14	MASON HILL PARTNERS LP	Open-market sale	140,929	$9.31	1,407,074
2026-08-14	KUROTO FUND LP	Open-market sale	30,011	$9.31	299,625
2026-08-14	KUROTO FUND LP	Open-market sale	35,993	$9.31	359,336
2026-08-14	KUROTO FUND LP	Open-market sale	141,057	$9.31	1,408,547
2026-08-14	KUROTO FUND LP	Open-market sale	140,929	$9.31	1,407,074
2026-08-14	EQUINOX PARTNERS LP	Open-market sale	30,011	$9.31	299,625
2026-08-14	EQUINOX PARTNERS LP	Open-market sale	35,993	$9.31	359,336
2026-08-14	EQUINOX PARTNERS LP	Open-market sale	141,057	$9.31	1,408,547
2026-08-14	EQUINOX PARTNERS LP	Open-market sale	140,929	$9.31	1,407,074
2026-08-14	Equinox Partners Investment Management LLC	Open-market sale	30,011	$9.31	299,625
2026-08-14	Equinox Partners Investment Management LLC	Open-market sale	35,993	$9.31	359,336
2026-08-14	Equinox Partners Investment Management LLC	Open-market sale	141,057	$9.31	1,408,547

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.