Gulfport Energy (GPOR) Institutional Ownership

$180.82 -1.79 (-0.98%)

Closing price 09/2/2026 03:59 PM Eastern

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$180.69 -0.13 (-0.07%)

As of 05:03 AM Eastern

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Number of Institutional Buyers (last 12 months): 160
Total Institutional Inflows (last 12 months): $1.37B

Number of Institutional Sellers (last 12 months): 128
Total Institutional Outflows (last 12 months): $689.03M

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GPOR Institutional Buying and Selling by Quarter

Gulfport Energy Major Shareholders & Ownership History

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Reporting Date	Major Shareholder Name	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
8/24/2026	California State Teachers Retirement System	3,099,740	$526.03M	0.0%	+16,390.6%	17.532%
8/22/2026	AlphaGrep UK Ltd	1,372	$233K	0.1%	N/A	0.008%
8/21/2026	AXQ Capital LP	1,913	$325K	0.0%	N/A	0.011%
8/20/2026	Beaconlight Capital LLC	15,325	$2.60M	0.9%	-54.9%	0.087%
8/19/2026	Wellington Management Group LLP	29,632	$5.03M	0.0%	-75.1%	0.168%
8/18/2026	Public Employees Retirement System of Ohio	18,056	$3.06M	0.0%	N/A	0.102%
8/13/2026	Pinnacle Holdings LLC	288	$49K	0.0%	N/A	0.002%
8/8/2026	Foster & Motley Inc.	3,559	$604K	0.0%	N/A	0.020%
7/9/2026	Oliver Luxxe Assets LLC	6,409	$1.09M	0.2%	-44.5%	0.036%
7/8/2026	Assenagon Asset Management S.A.	172,015	$29.19M	0.0%	-63.2%	0.957%
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7/7/2026	Central Pacific Bank Trust Division	940	$160K	0.0%	+9.3%	0.005%
6/18/2026	Pacer Advisors Inc.	1,713	$362K	0.0%	N/A	0.010%
6/16/2026	Empowered Funds LLC	4,921	$1.04M	0.0%	-69.5%	0.027%
5/21/2026	Essential Partners LLC	151	$32K	0.0%	-43.4%	0.001%
5/19/2026	Bank of America Corp DE	152,201	$32.20M	0.0%	+50.3%	0.847%
5/19/2026	Janus Henderson Group PLC	223,669	$47.32M	0.0%	+4.2%	1.245%
5/18/2026	California State Teachers Retirement System	18,797	$3.98M	0.0%	+25.3%	0.105%
5/18/2026	Royal Bank of Canada	6,839	$1.45M	0.0%	+19.0%	0.038%
5/18/2026	Empowered Funds LLC	4,921	$1.04M	0.0%	-69.5%	0.027%
5/18/2026	Energy Income Partners LLC	50,395	$10.66M	0.2%	+1.2%	0.280%
5/16/2026	The Manufacturers Life Insurance Company	8,396	$1.78M	0.0%	-1.0%	0.047%
5/16/2026	Quantinno Capital Management LP	16,312	$3.45M	0.0%	+698.0%	0.091%
5/16/2026	Whitebox Advisors LLC	219,627	$46.47M	0.6%	-2.2%	1.222%
5/15/2026	Rice Hall James & Associates LLC	19,663	$4.16M	0.2%	-2.8%	0.109%
5/14/2026	Renaissance Technologies LLC	137,200	$29.03M	0.0%	+582.6%	0.763%
5/14/2026	Beaconlight Capital LLC	33,981	$7.19M	3.8%	-27.0%	0.189%
5/14/2026	Public Employees Retirement System of Ohio	7,938	$1.68M	0.0%	+16.1%	0.044%
5/14/2026	Arrowstreet Capital Limited Partnership	398,931	$84.40M	0.0%	+12.9%	2.220%
5/14/2026	Caxton Associates LLP	6,423	$1.36M	0.0%	-36.2%	0.036%
5/14/2026	Systematic Financial Management LP	101,696	$21.52M	0.5%	+10.5%	0.566%
5/14/2026	Sei Investments Co.	68,711	$14.54M	0.0%	+14.9%	0.382%
5/13/2026	Cetera Investment Advisers	2,434	$515K	0.0%	+6.9%	0.014%
5/13/2026	First Trust Advisors LP	78,951	$16.70M	0.0%	+74.2%	0.439%
5/8/2026	PNC Financial Services Group Inc.	1,795	$380K	0.0%	+17.0%	0.010%
5/7/2026	Dimensional Fund Advisors LP	630,099	$133.32M	0.0%	+5.8%	3.491%
5/7/2026	Swiss National Bank	31,200	$6.60M	0.0%	+0.6%	0.173%
5/6/2026	Jennison Associates LLC	620,847	$131.35M	0.1%	-7.5%	3.440%
5/6/2026	Assetmark Inc.	1,231	$260K	0.0%	-6.7%	0.007%
5/5/2026	Bank of New York Mellon Corp	49,717	$10.52M	0.0%	-1.6%	0.275%
5/5/2026	Sanctuary Advisors LLC	2,247	$475K	0.0%	-5.3%	0.012%
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5/5/2026	Hillsdale Investment Management Inc.	25,640	$5.43M	0.1%	+6.7%	0.142%
5/4/2026	Empirical Financial Services LLC d.b.a. Empirical Wealth Management	2,966	$628K	0.0%	+18.0%	0.016%
5/4/2026	Principal Financial Group Inc.	310,017	$65.59M	0.0%	-11.6%	1.717%
5/4/2026	Teachers Retirement System of The State of Kentucky	2,975	$629K	0.0%	-45.4%	0.016%
5/1/2026	Fifth Third Bancorp	3,318	$702K	0.0%	N/A	0.018%
5/1/2026	Sequoia Financial Advisors LLC	3,095	$655K	0.0%	+4.6%	0.017%
4/30/2026	Hsbc Holdings PLC	8,678	$1.84M	0.0%	N/A	0.048%
4/30/2026	Azzad Asset Management Inc. ADV	3,651	$772K	0.1%	N/A	0.020%
4/28/2026	Hodges Capital Management Inc.	23,960	$5.07M	0.4%	-17.8%	0.133%
4/28/2026	Abel Hall LLC	1,121	$237K	0.1%	N/A	0.006%
4/28/2026	Stephens Investment Management Group LLC	49,180	$10.41M	0.1%	-1.6%	0.272%
4/27/2026	New York State Teachers Retirement System	1,461	$309K	0.0%	N/A	0.008%
4/27/2026	Y Intercept Hong Kong Ltd	28,108	$5.95M	0.1%	N/A	0.156%
4/25/2026	Keybank National Association OH	5,881	$1.24M	0.0%	+1.2%	0.033%
4/24/2026	Peregrine Capital Management LLC	23,058	$4.88M	0.2%	-8.8%	0.128%
4/23/2026	North Star Investment Management Corp.	4,400	$931K	0.1%	-10.2%	0.024%
4/22/2026	Janney Montgomery Scott LLC	968	$205K	0.0%	N/A	0.005%
4/22/2026	Fort Washington Investment Advisors Inc. OH	129,048	$27.30M	0.2%	+18.5%	0.715%
4/22/2026	Pictet Asset Management Holding SA	149,652	$31.66M	0.0%	-9.4%	0.829%
4/22/2026	Sterling Capital Management LLC	3,545	$750K	0.0%	-6.6%	0.020%
4/21/2026	Foster & Motley Inc.	5,246	$1.11M	0.1%	-19.9%	0.029%
4/20/2026	Kestra Private Wealth Services LLC	2,017	$399K	0.0%	N/A	0.011%
4/20/2026	Ritholtz Wealth Management	982	$208K	0.0%	-12.1%	0.005%
4/20/2026	Assenagon Asset Management S.A.	467,419	$98.89M	0.2%	+4,946.1%	2.590%
4/20/2026	Miller Howard Investments Inc. NY	21,782	$4.61M	0.1%	+3.8%	0.121%
4/16/2026	SG Americas Securities LLC	32,810	$6.94M	0.0%	+177.5%	0.182%
4/16/2026	Azarias Capital Management L.P.	42,121	$8.91M	4.0%	+10.1%	0.233%
3/9/2026	EMC Capital Management	821	$171K	0.1%	-15.0%	0.004%
3/3/2026	Caitong International Asset Management Co. Ltd	406	$84K	0.0%	+866.7%	0.002%
2/19/2026	T. Rowe Price Investment Management Inc.	297,739	$61.93M	0.0%	-9.1%	1.541%
2/19/2026	Invesco Ltd.	69,459	$14.45M	0.0%	+36.9%	0.360%
2/18/2026	Mercer Global Advisors Inc. ADV	2,845	$592K	0.0%	+102.5%	0.015%
2/18/2026	State of Tennessee Department of Treasury	1,600	$327K	0.0%	N/A	0.008%
2/18/2026	EP Wealth Advisors LLC	1,036	$215K	0.0%	N/A	0.005%
2/18/2026	Mackenzie Financial Corp	148,555	$31.59M	0.0%	-9.0%	0.769%
2/18/2026	Empowered Funds LLC	16,147	$3.36M	0.0%	+15.6%	0.084%
2/18/2026	XTX Topco Ltd	3,646	$758K	0.0%	-3.5%	0.019%
2/18/2026	Voloridge Investment Management LLC	4,274	$889K	0.0%	N/A	0.022%
2/18/2026	Wellington Management Group LLP	439,559	$91.42M	0.0%	-39.4%	2.275%
2/18/2026	SummitTX Capital L.P.	31,467	$6.55M	0.2%	+16.4%	0.163%
2/18/2026	Polymer Capital Management US LLC	2,353	$489K	0.1%	+7.3%	0.012%
2/18/2026	Numerai GP LLC	5,277	$1.10M	0.1%	+19.1%	0.027%
2/18/2026	Millennium Management LLC	325,906	$67.79M	0.0%	-23.5%	1.687%
2/18/2026	Man Group plc	47,185	$9.81M	0.0%	+45.3%	0.244%
2/18/2026	Janus Henderson Group PLC	214,574	$44.62M	0.0%	+2.3%	1.111%
2/18/2026	Gotham Asset Management LLC	13,528	$2.81M	0.0%	-20.2%	0.070%
2/18/2026	Engineers Gate Manager LP	3,641	$757K	0.0%	N/A	0.019%
2/18/2026	Corigliano Investment Advisers LLC	3,300	$686K	0.2%	-95.0%	0.017%
2/18/2026	Balyasny Asset Management L.P.	3,517	$732K	0.0%	-87.8%	0.018%
2/18/2026	Aventail Capital Group LP	8,079	$1.68M	0.1%	-63.5%	0.042%
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2/18/2026	Beaconlight Capital LLC	46,572	$9.69M	5.7%	-6.2%	0.241%
2/18/2026	Bridgeway Capital Management LLC	1,000	$208K	0.0%	N/A	0.005%
2/18/2026	Aristeia Capital L.L.C.	35,275	$7.34M	0.2%	-33.1%	0.183%
2/17/2026	Freestone Grove Partners LP	53,769	$11.18M	0.1%	-38.8%	0.278%
2/17/2026	AQR Capital Management LLC	134,462	$27.97M	0.0%	+22.3%	0.696%
2/17/2026	Cetera Investment Advisers	2,277	$474K	0.0%	-14.1%	0.012%
2/17/2026	Silver Point Capital L.P.	3,450,655	$717.70M	32.3%	-7.8%	17.861%
2/17/2026	Trexquant Investment LP	3,750	$780K	0.0%	+143.3%	0.019%
2/17/2026	Price T Rowe Associates Inc. MD	124,956	$25.99M	0.0%	+1.1%	0.647%
2/17/2026	T. Rowe Price Investment Management Inc.	111,909	$23.28M	0.0%	-65.8%	0.579%

GPOR Institutional Ownership - Frequently Asked Questions

During the previous two years, 307 institutional investors and hedge funds held shares of Gulfport Energy. The most heavily invested institutionals were Silver Point Capital L.P. ($717.70M), California State Teachers Retirement System ($526.03M), Vanguard Group Inc. ($217.79M), FMR LLC ($197.06M), Dimensional Fund Advisors LP ($133.32M), Jennison Associates LLC ($131.35M), and State Street Corp ($118.04M).Learn more on Gulfport Energy's institutional investors.

Of the 270 institutional investors that purchased Gulfport Energy's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: California State Teachers Retirement System ($3.09M), FMR LLC ($1.07M), Jennison Associates LLC ($648.81K), Assenagon Asset Management S.A. ($513.26K), Millennium Management LLC ($444.33K), Victory Capital Management Inc. ($433.76K), and Driehaus Capital Management LLC ($355.86K).

Institutional investors have bought a total of 7,456,420 shares in the last 24 months. This purchase volume represents approximately $1.37B in transactions.

Of the 128 institutional investors that sold Gulfport Energy's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Wellington Management Group LLP ($432.89K), Assenagon Asset Management S.A. ($348.36K), Silver Point Capital L.P. ($290.04K), T. Rowe Price Investment Management Inc. ($245.56K), HITE Hedge Asset Management LLC ($220.65K), Woodline Partners LP ($219.78K), and SIR Capital Management L.P. ($100.70K).

Institutional investors have sold a total of 3,493,243 shares in the last 24 months. This volume of shares sold represents approximately $689.03M in transactions.

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Institutional ownership data for NYSE:GPOR is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/24/2026. New 13F filings are added each quarter as they're published.

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Gulfport Energy (GPOR) Institutional Ownership

GPOR Institutional Buying and Selling by Quarter

Gulfport Energy Major Shareholders & Ownership History

GPOR Institutional Ownership - Frequently Asked Questions

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Gulfport Energy (GPOR) Institutional Ownership

Institutional Ownership Changes (13F Filings) for Gulfport Energy (NYSE:GPOR)

GPOR Institutional Buying and Selling by Quarter

Gulfport Energy Major Shareholders & Ownership History

GPOR Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of GPOR shares?

Which institutional investors have been buying Gulfport Energy's stock?

How much institutional buying is happening at Gulfport Energy?

Which of Gulfport Energy's major shareholders have been selling company stock?

How much institutional selling is happening at Gulfport Energy?

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