Who owns MP? 13F holders and whale ownership
MP is tracked across public portfolios in Whale Analyzer. This page answers who owns MP, which top funds are buying MP, aggregate disclosed value, and recent position changes based on public data. Leon Cooperman is the largest reported holder at $145M; the top five funds control 100.0% of reported ownership; the stock trades above the aggregate whale cost basis of $0.88. Top tracked holders include Leon Cooperman.
Continue to the live MP dashboardTop holders
| Investor | Reported value | Shares | Change |
|---|---|---|---|
| Leon Cooperman 13F portfolio Omega Advisors holdings | $144.8M | 3.0M | Held |
Ownership concentration
Reported ownership of MP is highly concentrated across tracked institutions.
- Single largest holder: 100.0% of reported ownership
- Top 5 holders: 100.0%
- Top 10 holders: 100.0%
Whale activity this quarter
Across 1 tracked institutions, 1 held. Net positioning is stable.
- Leon Cooperman — Omega Advisors ($144.8M) (→ 0.0% qoq shares) · avg cost $0.88
Whale cost basis vs current price
The aggregate tracked cost basis is $0.88 versus a current price of $53.90, so MP trades above its cost basis (+5995.9%). Average unrealized P&L across tracked holders: 6290%.
Sector positioning — Materials
MP sits within the Materials sector alongside 32 other tracked names. Compare whale ownership across peers:
How to use this page
Values are reported public positions from tracked 13F filers and disclosures — not real-time ownership totals. Open the live MP dashboard for price charts and cross-investor scans, or read the SEC 13F guide.
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- MIR whale holders — MIRION TECHNOLOGIES INC
- FIHL whale holders — FIDELIS INSURANCE HOLDINGS L
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- OMF whale holders — ONEMAIN HOLDINGS INC
- SUN whale holders — SUNOCO LP
Learn more in Whale Analyzer Academy
Deepen your read on MP with these Whale Analyzer Academy guides:
Frequently asked questions
Who owns MP stock?
Whale Analyzer tracks 1 public institutional holders of MP with a combined reported value of $144.8M. See the holder table above for the largest tracked positions.
Which top funds are buying MP?
Tracked institutions were stable last quarter — 1 held. Check the "Change" column: "New" = fresh position, "Increased" = added, "Reduced" = trimmed.
How concentrated is MP ownership?
The top five tracked holders report 100.0% of aggregate ownership.
Is MP above or below the whale cost basis?
The aggregate tracked cost basis is $0.88 versus a current price of $53.90 (+5995.9%).
What does 13F ownership mean for MP?
Use the interactive MP dashboard on Whale Analyzer for real-time holder analysis, or read our 13F Alpha Signals Guide.