MPLX LP (MPLX): Institutional Ownership
Hedge funds and institutional managers reporting a position in MPLX · Energy. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
2
13F filers
Aggregate Value
$51.2M
Across holders
Last Price
$56.52
2026-06-26
Sector
Energy
GICS
Holder activity0 new1 added1 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| Appaloosa LP CIK 0001656456 | Hedge Fund | 502K | $28.7M | 56.0% | 0.5% | Reduced | $-7.1M | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 395K | $22.5M | 44.0% | 0.0% | Added | +$6.4M | Q1 2026 |