Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in GPOR held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | Silver Point Capital L.P. | 2.6M | $551.5M | -24.5% | 14.440% | 42.37% |
| 2 | BlackRock, Inc. | 1.2M | $246.2M | +0.5% | 6.447% | 0.00% |
| 3 | FMR LLC | 916K | $193.7M | -14.6% | 5.072% | 0.01% |
| 4 | STATE STREET CORP | 765K | $161.8M | +34.8% | 4.237% | 0.01% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 699K | $147.9M | — | 3.873% | 0.00% |
| 6 | DIMENSIONAL FUND ADVISORS LP | 630K | $133.3M | +5.8% | 3.491% | 0.03% |
| 7 | JENNISON ASSOCIATES LLC | 621K | $131.4M | -7.5% | 3.439% | 0.09% |
| 8 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 590K | $124.8M | +20.8% | 3.267% | 0.21% |
| 9 | VICTORY CAPITAL MANAGEMENT INC | 538K | $113.9M | +2.1% | 2.982% | 0.07% |
| 10 | Gemsstock Ltd. | 508K | $107.5M | +50.6% | 2.816% | 11.33% |
| 11 | Assenagon Asset Management S.A. | 467K | $98.9M | +4946.1% | 2.589% | 0.16% |
| 12 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 460K | $97.3M | +3.1% | 2.549% | 0.15% |
| 13 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 399K | $84.4M | +12.9% | 2.210% | 0.05% |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | 378K | $79.9M | +2.8% | 2.092% | 0.00% |
| 15 | Palo Duro Investment Partners, LP | 352K | $74.5M | +58.2% | 1.951% | 14.48% |
| 16 | VANGUARD PORTFOLIO MANAGEMENT LLC | 311K | $65.8M | — | 1.723% | 0.00% |
| 17 | PRINCIPAL FINANCIAL GROUP INC | 310K | $65.6M | -11.6% | 1.718% | 0.04% |
| 18 | WESTWOOD HOLDINGS GROUP INC | 271K | $57.3M | +7.4% | 1.501% | 0.42% |
| 19 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 240K | $50.8M | +4.9% | 1.330% | 0.01% |
| 20 | JANUS HENDERSON GROUP PLC | 224K | $47.3M | +4.2% | 1.239% | 0.02% |
| 21 | FRONTIER CAPITAL MANAGEMENT CO LLC | 222K | $47.0M | — | 1.230% | 0.48% |
| 22 | WHITEBOX ADVISORS LLC | 220K | $46.5M | -2.2% | 1.217% | 0.68% |
| 23 | GOLDENTREE ASSET MANAGEMENT LP | 216K | $45.8M | +43.1% | 1.198% | 2.71% |
| 24 | MILLENNIUM MANAGEMENT LLC | 202K | $42.8M | -37.9% | 1.122% | 0.03% |
| 25 | AMERICAN CENTURY COMPANIES INC | 202K | $42.7M | +62.7% | 1.117% | 0.02% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in GPOR — a direct measure of their conviction.
Filings activity in GPOR during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 300 | 1.6% | 131.43% | 3.07 pp | $3.95B | 2.3% |
| Q4 2025 | 305 | +6.3% | 134.50% | +9.34 pp | $4.04B | +7.5% |
| Q3 2025 | 287 | +0.7% | 125.16% | +6.19 pp | $3.76B | +5.2% |
| Q2 2025 | 285 | +12% | 118.97% | +9.30 pp | $3.57B | +8.5% |
| Q1 2025 | 254 | +7.2% | 109.67% | +1.69 pp | $3.29B | +1.6% |
| Q4 2024 | 237 | +22% | 107.98% | +18.55 pp | $3.24B | +21% |
| Q3 2024 | 194 | +1.6% | 89.43% | 0.01 pp | $2.69B | 0.0% |
| Q2 2024 | 191 | — | 89.44% | — | $2.69B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying GPOR stock.
Based on Q1 2026 13F filings, institutional ownership of Gulfport Energy Corporation stands at 131.4%, held across 300 reporting institutions.
Silver Point Capital L.P. is the largest reported institutional holder of GPOR, with approximately 2,606,499 shares worth $0.55B as of Q1 2026.
Yes — 1 widely-followed marquee investor appear among the top 25 institutional holders of GPOR, including MILLENNIUM MANAGEMENT LLC.
Our composite Smart Money Score for GPOR is 34 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
52 institutions opened new positions in GPOR during Q1 2026, while 57 fully exited. 162 added to existing positions and 84 trimmed.
GPOR institutional ownership fell by 3.07 percentage points quarter-over-quarter, with a net change of -5 holders.
The top 10 institutions account for 48.4% of all reported 13F value in GPOR, and the top 25 account for 72.4%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Gulfport Energy Corporation (GPOR) Institutional Ownership