MP insider buying – MP Materials Corp. / DE
16 insider purchases since 2016 worth $12.5M by 5 different insiders. Last 12 months: 5 purchases, $4.9M. Most recent filing: 2026-11-12.
Large company Public float $5.0B (latest 10-K, SEC).
Same time range as the chart above - each mark sits under the week of the trade. Circles = purchases (height = price paid, size = amount), red triangles = open-market sales of $50k+. Prices as reported, not adjusted for later stock splits.
Purchases are open-market buys (SEC Form 4, code "P") - insiders paying with their own money. Sales are open-market sales (code "S") of $50,000 or more; many sales are pre-planned (Rule 10b5-1) or made for taxes and diversification. Each row links to the original filing.
Bought, sold, still holding?
| Insider | Bought | First / last buy | Sold since 2016 | Holds now* | Status |
|---|---|---|---|---|---|
| WEISENBURGER RANDALL J Director | $7.6M 4× · 201,901 sh | 2021-12-15 2026-11-10 | – | 150,899 shares as of 2026-06-15 | Holds - never sold |
| Rosenthal Michael Stuart Chief Operating Officer | $3.9M 9× · 132,000 sh | 2023-05-19 2026-11-10 | 1× · $10.8M last 2025-08-29 | 1,470,295 shares as of 2026-06-10 | Holds (sold earlier) |
| DUCKWORTH CONNIE K Director | $583,224 1× · 15,200 sh | 2022-05-09 2022-05-09 | – | 42,514 shares as of 2026-09-30 | Holds - never sold |
| Corbett Ryan Chief Financial Officer | $198,516 1× · 5,476 sh | 2026-11-10 2026-11-10 | 12× · $15.0M last 2026-05-08 | – | Holds (sold earlier) |
| Hoops Elliot Dean Officer | $176,040 1× · 4,000 sh | 2022-03-11 2022-03-11 | 8× · $3.4M last 2026-05-08 | 55,095 shares as of 2026-05-08 | Sold part |
* Shares held after the insider's most recent SEC filing for this company (all share classes, direct and indirect). If an insider stops filing, later changes are not known.
Insider buying and selling by year
| Year | Purchases | Bought | Buyers | Sales | Sold |
|---|---|---|---|---|---|
| 2026 | 5 | $4.9M | 3 | 10 | $103.3M |
| 2025 | 0 | – | – | 15 | $120.3M |
| 2024 | 1 | $325,200 | 1 | 8 | $65.7M |
| 2023 | 5 | $923,950 | 1 | 1 | $14.1M |
| 2022 | 4 | $2.9M | 3 | 20 | $555.5M |
| 2021 | 1 | $3.5M | 1 | 11 | $593.3M |
Insider purchases
| Filed | Insider | Role | Shares | Avg price | Value | Holdings | Filing |
|---|---|---|---|---|---|---|---|
| 2026-11-12 | Corbett Ryan | Chief Financial Officer | 5,476 | $36.25 | $198,516 | +5% | SEC |
| 2026-11-12 | WEISENBURGER RANDALL J | Director | 55,000 | $36.00 | $2.0M | +36% | SEC |
| 2026-11-12 | Rosenthal Michael Stuart | Chief Operating Officer | 32,000 | $36.72 | $1.2M | +2% | SEC |
| 2026-06-10 | Rosenthal Michael Stuart | Officer | 10,000 | $54.30 | $543,000 | +7.9% | SEC |
| 2026-05-20 | Rosenthal Michael Stuart | Officer | 17,000 | $56.62 | $962,540 | +1.3% | SEC |
| 2024-08-08 | Rosenthal Michael Stuart | Officer | 30,000 | $10.84 | $325,200 | +2.2% | SEC |
| 2023-05-31 | Rosenthal Michael Stuart | Officer | 18,000 | $21.21 | $381,700 | +16.6% | SEC |
| 2023-05-25 | Rosenthal Michael Stuart | Officer | 5,000 | $22.22 | $111,100 | +14.5% | SEC |
| 2023-05-23 | Rosenthal Michael Stuart | Officer | 5,000 | $22.03 | $110,150 | +17.0% | SEC |
| 2023-05-22 | Rosenthal Michael Stuart | Officer | 5,000 | $21.78 | $108,900 | +20.4% | SEC |
| 2023-05-22 | Rosenthal Michael Stuart | Officer | 10,000 | $21.21 | $212,100 | +69.1% | SEC |
| 2022-06-17 | WEISENBURGER RANDALL J | Director | 30,000 | $33.25 | $997,500 | +25.7% | SEC |
| 2022-05-10 | DUCKWORTH CONNIE K | Director | 15,200 | $38.37 | $583,224 | +611.9% | SEC |
| 2022-03-14 | Hoops Elliot Dean | Officer | 4,000 | $44.01 | $176,040 | +41.4% | SEC |
| 2022-03-07 | WEISENBURGER RANDALL J | Director | 30,000 | $38.40 | $1.2M | +34.5% | SEC |
| 2021-12-17 | WEISENBURGER RANDALL J | Director | 86,901 | $40.10 | $3.5M | SEC |
Insider sales
| Filed | Insider | Role | Shares | Avg price | Value | Type | Filing |
|---|---|---|---|---|---|---|---|
| 2026-06-05 | Litinsky James H. | CEO | 185,167 | $69.14 | $12.8M | Sale | SEC |
| 2026-05-29 | Litinsky James H. | CEO | 400,000 | $65.56 | $26.2M | Sale | SEC |
| 2026-05-14 | Litinsky James H. | CEO | 300,000 | $65.45 | $19.6M | Sale | SEC |
| 2026-05-08 | Hoops Elliot Dean | Officer | 6,958 | $75.00 | $521,850 | Pre-planned (10b5-1) | SEC |
| 2026-05-08 | Corbett Ryan | CFO | 20,000 | $75.00 | $1.5M | Pre-planned (10b5-1) | SEC |
| 2026-04-20 | Litinsky James H. | CEO | 300,000 | $64.03 | $19.2M | Pre-planned (10b5-1) | SEC |
| 2026-03-17 | Corbett Ryan | CFO | 46,000 | $60.00 | $2.8M | Pre-planned (10b5-1) | SEC |
| 2026-03-17 | Hoops Elliot Dean | Officer | 13,914 | $60.01 | $834,979 | Pre-planned (10b5-1) | SEC |
| 2026-01-22 | Hoops Elliot Dean | Officer | 7,823 | $68.21 | $533,607 | Pre-planned (10b5-1) | SEC |
| 2026-01-09 | Litinsky James H. | CEO | 300,000 | $64.16 | $19.2M | Pre-planned (10b5-1) | SEC |
| 2025-12-10 | Corbett Ryan | CFO | 38,146 | $60.00 | $2.3M | Sale | SEC |
| 2025-12-05 | Litinsky James H. | CEO | 385,000 | $62.94 | $24.2M | Sale | SEC |
| 2025-11-20 | Litinsky James H. | CEO | 248,411 | $63.86 | $15.9M | Sale | SEC |
| 2025-11-19 | Corbett Ryan | CFO | 20,000 | $57.72 | $1.2M | Pre-planned (10b5-1) | SEC |
| 2025-08-29 | Rosenthal Michael Stuart | Officer | 150,000 | $72.02 | $10.8M | Sale | SEC |
Showing the latest 15 of 65 sales of $50,000+ since 2016.
Compiled automatically from public SEC filings. Not investment advice. Get every new insider purchase in the daily report.
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