Security record · archived quarter
MPLX
MPLX Lp · Energy · Oil & Gas Midstream
3Tracked holders
-1Δ holders
1.10MShares held
$58.66MReported value
+0New positions
−1Exits
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 73 | +2 | 84.75M | $4.77B | +3 | −1 |
| Q1 2026 | 72 | 0 | 86.10M | $4.91B | +4 | −4 |
| Q4 2025 | 71 | +1 | 84.21M | $4.49B | +1 | — |
| Q3 2025 | 6 | -2 | 29.86M | $1.49B | — | −2 |
| Q2 2025 | 5 | 0 | 2.82M | $145.29M | — | — |
| Q1 2025 | 3 | -1 | 1.10M | $58.66M | — | −1 |
| Q4 2024 | 4 | +1 | 1.26M | $60.50M | +1 | — |
| Q3 2024 | 3 | 0 | 610.71K | $27.15M | — | — |
| Q2 2024 | 3 | — | 628.51K | $26.77M | — | — |
Who holds it · Q1 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Appaloosa ✦ | 578.50K | 0.0% | $30.96M | 0.6% | Held | 4 | SEC ↗ |
| 2 | Citadel Advisors ✦ | 501.97K | -24.5% | $26.87M | 0.0% | ▼ Trim | 4 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 15.54K | +2.6% | $831,486 | 0.0% | ▲ Add | 4 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Fisher Asset Management | $286,279 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 642 holders, 198.60M shares, $10.91B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q1 2025 ·
Methodology ·
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