GULFPORT ENERGY CORP - Common Stock, par value $0.0001 per share (GPOR) Institutional Ownership

13F Institutional Holders and Ownership History from Q2 2021 to Q4 2025

Type / Class
Equity / Common Stock, par value $0.0001 per share
Symbol
GPOR on NYSE
Shares outstanding
19,273,101
Price per share
$187.09
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
20,087,364
Total reported value
$4,179,215,883
% of total 13F portfolios
0.01%
Share change
-1,991,587
Value change
-$387,741,675
Number of holders
302
Price from insider filings
$187.09
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of GULFPORT ENERGY CORP - Common Stock, par value $0.0001 per share (GPOR) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Silver Point Capital L.P. 18% -7.9% $730,961,634 -$61,452,616 3,449,885 -7.8% Silver Point Capital, L.P. 01 Dec 2025
FMR LLC 6% $190,892,589 1,069,786 FMR LLC 31 Dec 2024
VANGUARD GROUP INC 5.3% $169,093,491 947,621 The Vanguard Group 31 Mar 2025
WELLINGTON MANAGEMENT GROUP LLP 4.4% -33% $144,417,341 -$74,686,572 782,962 -34% Wellington Management Group LLP 30 Jun 2025

As of 31 Dec 2025, 302 institutional investors reported holding 20,087,364 shares of GULFPORT ENERGY CORP - Common Stock, par value $0.0001 per share (GPOR). This represents 104% of the company’s total 19,273,101 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of GULFPORT ENERGY CORP - Common Stock, par value $0.0001 per share (GPOR) together control 75% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
Silver Point Capital L.P. 18% 3,450,655 -7.8% 32% $717,701,733
BlackRock, Inc. 6% 1,157,381 +1.7% 0% $240,723,622
FMR LLC 5.6% 1,072,168 +3% 0.01% $223,000,120
VANGUARD GROUP INC 5.4% 1,047,130 -2.9% 0% $217,792,568
JENNISON ASSOCIATES LLC 3.5% 671,483 +14% 0.08% $139,661,692
DIMENSIONAL FUND ADVISORS LP 3.1% 595,613 +6.2% 0.03% $123,892,487
STATE STREET CORP 2.9% 567,507 -3.1% 0% $118,035,781
VICTORY CAPITAL MANAGEMENT INC 2.7% 527,393 +50% 0.06% $109,692,470
NOMURA ASSET MANAGEMENT INTERNATIONAL INC. 2.5% 488,166 0% 0.15% $101,534,000
ADAGE CAPITAL PARTNERS GP, L.L.C. 2.3% 446,227 -2.8% 0.14% $92,810,754
WELLINGTON MANAGEMENT GROUP LLP 2.3% 439,559 -39% 0.02% $91,423,877
JPMORGAN CHASE & CO 2.1% 409,882 -5.3% 0.01% $85,251,358
GEODE CAPITAL MANAGEMENT, LLC 1.9% 367,429 +1.1% 0% $76,438,991
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 1.8% 353,249 +13% 0.04% $73,472,260
PRINCIPAL FINANCIAL GROUP INC 1.8% 350,611 +0.79% 0.04% $72,923,582
Gemsstock Ltd. 1.8% 337,349 +79% 10% $70,165,219
MILLENNIUM MANAGEMENT LLC 1.7% 325,906 -24% 0.05% $67,785,189
T. Rowe Price Investment Management, Inc. 1.5% 297,739 -9.1% 0.04% $61,927,000
WESTWOOD HOLDINGS GROUP INC 1.3% 252,194 -20% 0.43% $52,453,830
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.2% 228,962 +9.5% 0.01% $47,621,806
WHITEBOX ADVISORS LLC 1.2% 224,627 -18% 0.8% $46,720,170
Palo Duro Investment Partners, LP 1.2% 222,601 -21% 14% $46,298,782
JANUS HENDERSON GROUP PLC 1.1% 214,574 +2.3% 0.02% $44,615,825
ALLIANCEBERNSTEIN L.P. 1.1% 208,323 +16% 0.01% $43,329,101
Ninepoint Partners LP 1% 200,000 4.9% $41,598,000

Institutional Holders of GULFPORT ENERGY CORP - Common Stock, par value $0.0001 per share (GPOR) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 20,087,364 $4,179,215,883 -$387,741,675 $207.99 302
2025 Q3 21,595,569 $3,908,391,249 +$463,334,612 $180.98 290
2025 Q2 18,935,511 $3,809,288,555 +$69,461,318 $201.17 292
2025 Q1 18,607,863 $3,426,725,231 +$3,512,637 $184.14 254
2024 Q4 18,472,803 $3,402,271,806 -$72,388,112 $184.20 236
2024 Q3 18,677,167 $2,828,603,708 -$14,504,465 $151.35 191
2024 Q2 18,640,268 $2,814,690,948 -$11,231,351 $151.00 194
2024 Q1 18,715,331 $2,996,909,464 +$1,134,663 $160.12 205
2023 Q4 19,021,577 $2,533,676,548 -$21,997,424 $133.20 190
2023 Q3 19,186,725 $2,276,714,644 +$26,972,106 $118.66 173
2023 Q2 19,134,647 $2,010,954,894 -$60,833,784 $105.07 144
2023 Q1 19,696,615 $1,575,729,374 -$29,436,360 $80.00 94
2022 Q4 20,122,553 $1,481,827,155 -$40,145,939 $73.64 103
2022 Q3 20,658,845 $1,823,851,340 -$29,312,797 $88.29 118
2022 Q2 20,995,811 $1,669,635,126 -$3,140,142 $79.51 106
2022 Q1 20,947,735 $1,881,450,657 +$58,209,874 $89.82 108
2021 Q4 20,441,584 $1,472,435,051 +$35,307,046 $72.03 79
2021 Q3 19,902,971 $1,636,096,080 +$60,872,886 $82.21 67
2021 Q2 19,835,636 $1,283,057,000 +$1,283,056,999 $64.70 48