Gulfport Energy Corp

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Gulfport Energy Corp
Ticker	GPORQ
CIK #	0000874499
CUSIP	402635304
Sector	Energy & Transportation - Crude Petroleum & Natural Gas
Address	14313 North May Avenue Suite 100, Oklahoma City, OK 73134
Source	[EDGAR]

CIK	Filing	2011 - 2026
[0000874499]	10-K
[0000874499]	10-Q
[0000874499]	3
[0000874499]	4
[0000874499]	5
[0000874499]	8-K
[0000874499]	SC 13D
[0000874499]	SC 13G

Form 13D/13G Filer	Form 13D/13G Subject	Filed	% Owned
Vanguard Group Inc	Gulfport Energy Corp	[2025-04-30]	0.0
FMR LLC	Gulfport Energy Corp	[2025-02-12]	0.0
BlackRock Inc	Gulfport Energy Corp	[2024-11-08]	5.3
BlackRock Inc	Gulfport Energy Corp	[2024-10-22]	5.3
Wellington Management Group LLP	Gulfport Energy Corp	[2024-02-08]	5.42
AllianceBernstein LP	Gulfport Energy Corp	[2022-02-14]	6.1
JPMorgan Chase & Co	Gulfport Energy Corp	[2022-01-21]	7.4
Silver Point Capital LP	Gulfport Energy Corp	[2021-05-27]	0.0
Mackay Shields LLC	Gulfport Energy Corp	[2021-05-25]	11.67
Shah Capital Management	Gulfport Energy Corp	[2020-10-06]	11.0
State Street Corp	Gulfport Energy Corp	[2020-02-13]	7.2
State Street Corp	Gulfport Energy Corp	[2019-02-14]	5.8
LSV Asset Management	Gulfport Energy Corp	[2019-02-13]	5.22
Dimensional Fund Advisors LP	Gulfport Energy Corp	[2019-02-08]	8.48
Firefly Value Partners LP	Gulfport Energy Corp	[2018-12-10]	7.7
Firefly Value Partners LP	Gulfport Energy Corp	[2018-05-03]	5.2
Gulfport Energy Corp	Mammoth Energy Services Inc	[2018-02-14]	25.1
Viking Global Investors LP	Gulfport Energy Corp	[2017-03-20]	5.8
Vanloh S Wil Jr	Gulfport Energy Corp	[2017-02-27]	13.1
Goldberg Alan E	Gulfport Energy Corp	[2017-02-27]	13.1
Vitruvian II Woodford LLC	Gulfport Energy Corp	[2017-02-27]	13.1
Gulfport Energy Corp	Mammoth Energy Services Inc	[2017-02-14]	24.2
Boston Partners	Gulfport Energy Corp	[2016-10-11]	10.31
Viking Global Investors LP	Gulfport Energy Corp	[2016-01-29]	7.3
Putnam Investments LLC	Gulfport Energy Corp	[2015-02-17]	6.5
Credit Suisse AG/	Gulfport Energy Corp	[2015-02-04]	5.02
Integrated Core Strategies US LLC	Gulfport Energy Corp	[2015-01-13]	1.7
Fir Tree Inc	Gulfport Energy Corp	[2014-02-13]	5.2
Citadel Advisors LLC	Gulfport Energy Corp	[2013-02-19]	5.5
Vanguard Group Inc	Gulfport Energy Corp	[2013-02-13]	5.45
Gulfport Energy Corp	Diamondback Energy Inc	[2013-02-12]	21.4
Davidson Charles E	Gulfport Energy Corp	[2012-03-08]	11.56
Neuberger Berman Group LLC	Gulfport Energy Corp	[2012-02-14]	6.21
BlackRock Inc	Gulfport Energy Corp	[2012-02-09]	6.37
Bank of New York Mellon Corp	Gulfport Energy Corp	[2012-01-30]	5.31

Form 3/4/5 Filer	2011 - 2026
Silver Point Capital LP
O'shea Robert J
Mule Edward A
Gulfport Energy Corp
Cutt Timothy J
Wolf David D
Dell'Osso Domenic J Jr
Shafer-Malicki Mary
Sluiter Michael
Powers Jean Marie
Martinez Jason Joseph
Reganato David A
Willrath Matthew
Secrist Bradley Neil
Hodges Michael L
Zitkus Lester
Craine Patrick K
Rucker Matthew
Reinhart John K
Buese William J
Moses Robert John
Martinez Guillermo
Moore Donnie G
Wood David M
Firefly Value Partners LP
Warszawski Ariel
FVP GP LLC
Firefly Management CO GP LLC
FVP Master Fund LP
Heslop Ryan
Jochen Valerie
Somerhalder John W II
Morris Ben T
Hicks Quentin R
Bledsoe Alvin
Johnson Charles Douglas
McKinney Samantha
Adams Deborah G
Heerwagen Paul K IV
Jones Robert Alan
Maier Stuart
Peck Ty
Malone Mark
Westerman Paul D
Streller Scott E
Houston David L
Groeschel Craig
Crowell Keri
Baldwin Steve
Mammoth Energy Services Inc
Moore Michael G
Vitruvian Exploration II LLC
Vitruvian II Woodford LLC
Vitruvian Exploration II Holdings LLC
Vanloh S Wil Jr
Q-Vex II LP
QEM V LLC
Lindsay Robert D
Goldberg Alan E
Kirtley Ross
Gaydosik Aaron
Dillingham Donald L
Reddin Michael
Diamondback Energy Inc
Palm James D
Liddell Mike
Davidson Charles E

Insider Transaction (Form 3/4/5)	Date	Action	Shares	Price	Value ($)
Zitkus Lester Common Stock	2026-03-24	Sell	1,873	$213.90	400,635
Cutt Timothy J Common Stock	2026-03-09	Grant	4,730	$0.00
Craine Patrick K Common Stock	2026-03-05	Sell	1,000	$207.93	207,930
Willrath Matthew Common Stock	2026-03-05	Sell	497	$215.28	106,994
Craine Patrick K Common Stock	2026-03-05	Sell	1,000	$210.25	210,250
Sluiter Michael Common Stock	2026-03-05	Sell	2,055	$213.10	437,920
Cutt Timothy J Common Stock	2026-03-04	Sell	2,500	$209.13	522,825
Sluiter Michael Common Stock	2026-03-03	Tax withheld	894	$209.13	186,962
Rucker Matthew Common Stock	2026-03-03	Tax withheld	966	$209.13	202,020
Silver Point Capital LP +2 Common Stock	2026-03-03	Sell	84,416	$204.22	17,239,436
Craine Patrick K Common Stock	2026-03-03	Tax withheld	1,073	$209.13	224,396
Hodges Michael L Common Stock	2026-03-02	Sell	2,299	$210.46	483,848
Hodges Michael L Common Stock	2026-03-02	Sell	1,639	$213.48	349,894
Hodges Michael L Common Stock	2026-03-02	Sell	3,601	$211.40	761,251
Cutt Timothy J Common Stock	2026-03-02	Sell	2,152	$209.44	450,715
Hodges Michael L Common Stock	2026-03-02	Sell	7,406	$209.43	1,551,039
Hodges Michael L Common Stock	2026-03-02	Sell	1,824	$212.24	387,126
Silver Point Capital LP +2 Common Stock	2026-03-02	Sell	759,740	$204.22	155,154,103
Cutt Timothy J Common Stock	2026-03-02	Sell	2,348	$207.58	487,398
Cutt Timothy J Common Stock	2026-03-02	Sell	500	$211.05	105,525
showing 20 of 200 most recent transactions

13F Ownership Over Time	Holders	Shares Held
2022-03-31	1	16,053
2021-06-30	1	0
2021-03-31	3	5,037
2020-12-31	12	7,590,602
2020-09-30	129	118,428,428
2020-06-30	151	135,624,741
2020-03-31	145	146,037,787
2019-12-31	197	169,393,765
2019-09-30	202	174,164,613
2019-06-30	226	177,706,317
2019-03-31	256	181,591,228
2018-12-31	262	191,621,911

Form 13F Holdings
Firm	Period	DFND	Voting	Shares
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Gulfport Energy Corp

Stock Issuer and Owners