Latest Period
Q4 2025
Security Snapshot
GULFPORT ENERGY CORP - COMMON STOCK (GPOR) Institutional Ownership
CUSIP: 402635502
13F Institutional Holders and Ownership History from Q2 2021 to Q1 2026
Institutions Reporting
305
Shares (Excl. Options)
20,088,997
Price
$207.99
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- Type / Class
- Equity / COMMON STOCK
- Symbol
- GPOR on NYSE
- Shares outstanding
- 18,684,357
- Price per share
- $207.76
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 20,088,997
- Total reported value
- $4,179,555,771
- % of total 13F portfolios
- 0.01%
- Share change
- -1,984,971
- Value change
- -$386,528,607
- Number of holders
- 305
- Price from insider filings
- $207.76
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- GPOR - GULFPORT ENERGY CORP - COMMON STOCK is tracked under CUSIP 402635502.
- 305 institutions reported positions in Q4 2025.
- 3 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 305 to 123 between Q4 2025 and Q1 2026.
- Reported value moved from $4,179,555,771 to $1,029,138,902.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 305 institutions filings for Q4 2025.
Investment Quick Answers
What is CUSIP 402635502?
CUSIP 402635502 identifies GPOR - GULFPORT ENERGY CORP - COMMON STOCK in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 402635502:
Significant Owners of GULFPORT ENERGY CORP - COMMON STOCK (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. | 14% | -21% | $538,187,268 | -$174,351,980 | 2,605,729 | -24% | Silver Point Capital, L.P. | 02 Mar 2026 |
| FMR LLC | 4.9% | -18% | $190,211,242 | -$32,047,396 | 915,534 | -14% | FMR LLC | 31 Mar 2026 |
| 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, 305 institutional investors reported holding 20,088,997 shares of GULFPORT ENERGY CORP - COMMON STOCK (GPOR). This represents 108% of the company’s total 18,684,357 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of GULFPORT ENERGY CORP - COMMON STOCK (GPOR) together control 77% 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. | 6.2% | 1,157,381 | +1.7% | 0% | $240,723,622 |
| FMR LLC | 5.7% | 1,072,168 | +3% | 0.01% | $223,000,120 |
| VANGUARD GROUP INC | 5.6% | 1,047,130 | -2.9% | 0% | $217,792,568 |
| JENNISON ASSOCIATES LLC | 3.6% | 671,483 | +14% | 0.08% | $139,661,692 |
| DIMENSIONAL FUND ADVISORS LP | 3.2% | 595,613 | +6.2% | 0.03% | $123,892,487 |
| STATE STREET CORP | 3% | 567,507 | -3.1% | 0% | $118,035,781 |
| VICTORY CAPITAL MANAGEMENT INC | 2.8% | 527,393 | +50% | 0.06% | $109,692,470 |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 2.6% | 488,166 | 0% | 0.15% | $101,534,000 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 2.4% | 446,227 | -2.8% | 0.14% | $92,810,754 |
| WELLINGTON MANAGEMENT GROUP LLP | 2.4% | 439,559 | -39% | 0.02% | $91,423,877 |
| JPMORGAN CHASE & CO | 2.2% | 409,882 | -5.3% | 0.01% | $85,251,358 |
| GEODE CAPITAL MANAGEMENT, LLC | 2% | 367,429 | +1.1% | 0% | $76,438,991 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.9% | 353,249 | +13% | 0.04% | $73,472,260 |
| PRINCIPAL FINANCIAL GROUP INC | 1.9% | 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. | 1.6% | 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 | 1.1% | 200,000 | 4.9% | $41,598,000 |
Institutional Holders of GULFPORT ENERGY CORP - COMMON STOCK (GPOR) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 4,865,673 | $1,029,138,902 | +$115,419,659 | $211.57 | 123 |
| 2025 Q4 | 20,088,997 | $4,179,555,771 | -$386,528,607 | $207.99 | 305 |
| 2025 Q3 | 21,589,578 | $3,907,306,997 | +$463,424,197 | $180.98 | 289 |
| 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 |