MP Materials Corp
Ownership
Ownership Structure
Who owns MP Materials Corp (MP)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 81.0% of the shares are freely tradable; institutional investors hold 70.2%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 8.27 | 14,737,381 | -0.1 | 06/30/2026 |
| State Street Corp | 4.36 | 7,773,746 | +5.1 | 06/30/2026 |
| Vanguard Capital Management, LLC | 3.89 | 6,936,364 | +0.9 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 3.83 | 6,823,168 | +0.8 | 06/30/2026 |
| D. E. Shaw & Co LP | 3.27 | 5,828,919 | +85.1 | 06/30/2026 |
| Morgan Stanley - Brokerage Accounts | 2.68 | 4,772,611 | -14.0 | 06/30/2026 |
| Van Eck Associates Corporation | 2.56 | 4,565,313 | -0.5 | 06/30/2026 |
| UBS Group AG | 2.43 | 4,322,785 | +24.4 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Mid-Cap ETF | 2.99 | 5,328,995 | +0.0 | 09/30/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 2.87 | 5,110,073 | +0.3 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Infuso David Gregory | Chief Accounting Officer | 48,104 | 1,904,918 $ | Oct 13, 2026 | direct |
| Duckworth Connie K | Director | 42,514 | 1,683,554 $ | Sep 30, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 13, 2026 | Infuso David Gregory | Chief Accounting Officer | Other | 338 | 42.43 | 14,341 |
| Sep 30, 2026 | Duckworth Connie K | Director | Other | 740 | 0.00 | – |
| Apr 20, 2026 | James H Litinsky | CEO | Sell | 259,179 | 64.03 | 16,595,231 |
| Apr 17, 2026 | James H Litinsky | CEO | Sell | 40,821 | 64.05 | 2,614,585 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: October 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.