| $126M | ||
| $85M | ||
| $34M | ||
| $33M | ||
| $32M | ||
| $27M |
Buys | $1,505,540 | 2 | 10 |
Sells | $146,808,358 | 19 | 90 |
| Rosenthal Michael Stuart | Chief Operating Officer | 2 | $1.51M | 0 | $0 | $1.51M |
| Hoops Elliot Dean | General Counsel and Secretary | 0 | $0 | 3 | $1.89M | $-1.89M |
| Corbett Ryan | Chief Financial Officer | 0 | $0 | 4 | $7.7M | $-7.7M |
| Litinsky James H. | Chairman and CEO | 0 | $0 | 12 | $137.21M | $-137.21M |
MP Materials Corp. manages and operates facilities dedicated to the extraction and refinement of rare earth elements. The company's primary asset is the Mountain Pass Rare Earth mine, a key operation situated within the Western Hemisphere. MP Materials holds comprehensive mineral rights for this significant deposit and its surrounding areas, alongside proprietary intellectual property essential for the ongoing processing and technological development of rare earth minerals. Its product offerings include critical elements such as cerium, …
Over the last 12 months, insiders at MP Materials Corp. have bought $1.51M and sold $146.81M worth of MP Materials Corp. stock.
On average, over the past 5 years, insiders at MP Materials Corp. have bought $3.89M and sold $413.81M worth of stock each year.
Highest buying activity among insiders over the last 12 months: Rosenthal Michael Stuart (Chief Operating Officer) — $1.51M.
The last purchase of 10,000 shares for transaction amount of $543,000 was made by Rosenthal Michael Stuart (Chief Operating Officer) on 2026‑06‑09.
| 2026-06-09 | Rosenthal Michael Stuart | Chief Operating Officer | 10,000 0.0056% | $54.30 | $543,000 | -8.88% | ||
| 2026-06-03 | Sale | Litinsky James H. | Chairman and CEO | 185,167 0.1049% | $69.14 | $12.8M | -26.70% | |
| 2026-05-29 | Sale | Litinsky James H. | Chairman and CEO | 50,000 0.0271% | $64.58 | $3.23M | -21.93% | |
| 2026-05-28 | Sale | Litinsky James H. | Chairman and CEO | 234,651 0.1299% | $65.87 | $15.46M | -24.29% | |
| 2026-05-27 | Sale | Litinsky James H. | Chairman and CEO | 115,349 0.065% | $65.37 | $7.54M | -22.28% | |
| 2026-05-20 | Rosenthal Michael Stuart | Chief Operating Officer | 17,000 0.0098% | $56.62 | $962,540 | -9.66% | ||
| 2026-05-13 | Sale | Litinsky James H. | Chairman and CEO | 177,188 0.1017% | $65.13 | $11.54M | -19.17% | |
| 2026-05-12 | Sale | Litinsky James H. | Chairman and CEO | 122,812 0.0693% | $65.90 | $8.09M | -21.16% | |
| 2026-05-08 | Sale | Corbett Ryan | Chief Financial Officer | 20,000 0.0122% | $75.00 | $1.5M | -22.57% | |
| 2026-05-08 | Sale | Hoops Elliot Dean | General Counsel and Secretary | 6,958 0.0042% | $75.00 | $521,850 | -22.57% | |
| 2026-04-20 | Sale | Litinsky James H. | Chairman and CEO | 259,179 0.1532% | $64.03 | $16.6M | -18.62% | |
| 2026-04-17 | Sale | Litinsky James H. | Chairman and CEO | 40,821 0.0241% | $64.05 | $2.61M | -11.45% | |
| 2026-03-17 | Sale | Corbett Ryan | Chief Financial Officer | 46,000 0.0262% | $60.00 | $2.76M | -9.34% | |
| 2026-03-16 | Sale | Hoops Elliot Dean | General Counsel and Secretary | 13,914 0.0079% | $60.01 | $834,979 | -9.40% | |
| 2026-01-20 | Sale | Hoops Elliot Dean | General Counsel and Secretary | 7,823 0.0044% | $68.21 | $533,607 | -18.66% | |
| 2026-01-08 | Sale | Litinsky James H. | Chairman and CEO | 272,600 0.1617% | $64.17 | $17.49M | -8.17% | |
| 2026-01-07 | Sale | Litinsky James H. | Chairman and CEO | 27,400 0.0159% | $64.01 | $1.75M | -10.19% | |
| 2025-12-09 | Sale | Corbett Ryan | Chief Financial Officer | 38,146 0.0216% | $60.00 | $2.29M | -6.99% | |
| 2025-12-05 | Sale | Litinsky James H. | Chairman and CEO | 385,000 0.2203% | $62.94 | $24.23M | -10.32% | |
| 2025-11-20 | Sale | Litinsky James H. | Chairman and CEO | 248,411 0.1579% | $63.86 | $15.86M | -0.31% |
| Rosenthal Michael Stuart | Chief Operating Officer | 136622 0.0767% | $5.17M | 10 | 1 | <0.0001% |
| Hoops Elliot Dean | General Counsel and Secretary | 54095 0.0304% | $2.05M | 1 | 9 | <0.0001% |
| Principal Holdings I LP | 10 percent owner | 500000 0.2807% | $18.91M | 1 | 1 | +133.32% |
| WEISENBURGER RANDALL J | 146901 0.0825% | $5.56M | 3 | 0 | <0.0001% | |
| Policy Carmen A | director | 25000 0.014% | $945,750.00 | 1 | 0 | +178.43% |
| DUCKWORTH CONNIE K | 17684 0.0099% | $668,985.72 | 1 | 0 | <0.0001% |
| Increased Positions | 430 | +55.34% | 20M | +16.32% |
| Decreased Positions | 351 | -45.17% | 20M | -15.87% |
| New Positions | 185 | New | 5M | New |
| Sold Out Positions | 124 | Sold Out | 5M | Sold Out |
| Total Postitions | 856 | +10.17% | 126M | +0.45% |
| Hancock Prospecting Pty Ltd | $816,921.00 | 8.4% | 14.86M | +1M | +7.21% | 2025-09-30 |
| Vanguard Group Inc | $770,711.00 | 7.92% | 14.02M | +363,975 | +2.67% | 2025-09-30 |
| Blackrock, Inc. | $697,806.00 | 7.17% | 12.69M | -2M | -14.15% | 2025-09-30 |
| State Street Corp | $320,385.00 | 3.29% | 5.83M | -679,340 | -10.44% | 2025-09-30 |
| Morgan Stanley | $210,529.00 | 2.16% | 3.83M | -189,614 | -4.72% | 2025-09-30 |
| Price T Rowe Associates Inc /Md/ | $190,532.00 | 1.96% | 3.47M | +3M | +455.37% | 2025-09-30 |
| Invesco Ltd. | $173,279.00 | 1.78% | 3.15M | +118,635 | +3.91% | 2025-09-30 |
| Ubs Group Ag | $170,034.00 | 1.75% | 3.09M | -2M | -38.79% | 2025-09-30 |
| Omega Advisors Inc. | $164,910.00 | 1.7% | 3M | -240,000 | -7.41% | 2025-09-30 |
| Jpmorgan Chase & Co | $159,718.00 | 1.64% | 2.91M | -291,759 | -9.13% | 2025-09-30 |