MPC
Marathon Petroleum Corporation · Energy · Oil & Gas Refining & Marketing
Momentum inputs (comparable managers): holder breadth 0.0% · share flow +7.6% · net new positions 0.0% — formula
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 160 | +5 | 171.40M | $43.83B | +7 | −1 |
| Q1 2026 | 157 | -1 | 173.92M | $42.44B | +4 | −6 |
| Q4 2025 | 157 | +3 | 196.31M | $31.93B | +4 | — |
| Q3 2025 | 22 | +1 | 125.00M | $24.09B | +2 | −2 |
| Q2 2025 | 19 | +1 | 115.64M | $19.20B | +2 | −1 |
| Q1 2025 | 15 | 0 | 50.29M | $7.32B | +1 | −1 |
| Q4 2024 | 15 | 0 | 46.72M | $6.51B | +1 | −1 |
| Q3 2024 | 14 | -1 | 22.70M | $3.69B | +1 | −2 |
| Q2 2024 | 15 | — | 25.65M | $4.45B | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | State Street Global Advisors ✦ (passive) | 19.47M | -5.9% | $2.84B | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 2 | Wellington Management ✦ | 11.82M | +18.7% | $1.72B | 0.3% | ▲ Add | 4 | SEC ↗ |
| 3 | Wellington Management ✦ | 11.82M | +18.7% | $1.72B | 0.3% | ▲ Add | 4 | SEC ↗ |
| 4 | Wellington Management ✦ | 11.82M | +18.7% | $1.72B | 0.3% | ▲ Add | 4 | SEC ↗ |
| 5 | Wellington Management ✦ | 11.82M | +18.7% | $1.72B | 0.3% | ▲ Add | 4 | SEC ↗ |
| 6 | Wellington Management ✦ | 11.82M | +18.7% | $1.72B | 0.3% | ▲ Add | 4 | SEC ↗ |
| 7 | Wellington Management ✦ | 11.82M | +18.7% | $1.72B | 0.3% | ▲ Add | 4 | SEC ↗ |
| 8 | Wellington Management ✦ | 11.82M | +18.7% | $1.72B | 0.3% | ▲ Add | 4 | SEC ↗ |
| 9 | Wellington Management ✦ | 11.82M | +18.7% | $1.72B | 0.3% | ▲ Add | 4 | SEC ↗ |
| 10 | Geode Capital Management ✦ (passive) | 6.98M | +0.9% | $1.01B | 0.1% | ▲ Add | 4 | SEC ↗ |
| 11 | Geode Capital Management ✦ (passive) | 6.98M | +0.9% | $1.01B | 0.1% | ▲ Add | 4 | SEC ↗ |
| 12 | T. Rowe Price ✦ | 3.68M | +26.5% | $535.47M | 0.1% | ▲ Add | 4 | SEC ↗ |
| 13 | T. Rowe Price ✦ | 3.68M | +26.5% | $535.47M | 0.1% | ▲ Add | 4 | SEC ↗ |
| 14 | T. Rowe Price ✦ | 3.68M | +26.5% | $535.47M | 0.1% | ▲ Add | 4 | SEC ↗ |
| 15 | Norges Bank ✦ (passive) | 3.18M | -2.1% | $463.53M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 16 | Harris Associates (Oakmark) ✦ | 2.14M | New | $311.30M | 0.5% | New | 1 | SEC ↗ |
| 17 | Harris Associates (Oakmark) ✦ | 2.14M | New | $311.30M | 0.5% | New | 1 | SEC ↗ |
| 18 | AQR Capital Management ✦ | 998.23K | -4.0% | $144.58M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 19 | AQR Capital Management ✦ | 998.23K | -4.0% | $144.58M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 20 | AQR Capital Management ✦ | 998.23K | -4.0% | $144.58M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 21 | AQR Capital Management ✦ | 998.23K | -4.0% | $144.58M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 22 | AQR Capital Management ✦ | 998.23K | -4.0% | $144.58M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 23 | AQR Capital Management ✦ | 998.23K | -4.0% | $144.58M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 24 | Millennium Management ✦ | 666.42K | +98.5% | $97.09M | 0.1% | ▲ Add | 4 | SEC ↗ |
| 25 | Citadel Advisors ✦ | 467.53K | -3.2% | $68.11M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 26 | Citadel Advisors ✦ | 467.53K | -3.2% | $68.11M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 27 | Two Sigma Investments ✦ | 358.79K | -38.5% | $52.27M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 28 | Adage Capital Partners ✦ | 273.36K | -4.2% | $39.83M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 29 | D. E. Shaw & Co. ✦ | 161.96K | +366.7% | $23.60M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 30 | Gotham Asset Management ✦ | 74.89K | -3.0% | $10.91M | 0.1% | ▼ Trim | 4 | SEC ↗ |
| 31 | Fisher Asset Management ✦ | 18.12K | +2.1% | $2.64M | 0.0% | ▲ Add | 4 | SEC ↗ |
| 32 | GAMCO Investors ✦ | 1.59K | -9.1% | $232,376 | 0.0% | ▼ Trim | 4 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Harris Associates (Oakmark) | $311.30M | 0.5% |
| Harris Associates (Oakmark) | $311.30M | 0.5% |
Exited
| Renaissance Technologies | $18.93M | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 1,874 holders, 216.66M shares, $50.91B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Officer · 7.20K sh · $2.58M
Officer · 5.00K sh · $1.79M
Officer · 2.50K sh · $875,000
Officer · 6.01K sh · $2.05M
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology