MP Materials Corp.
MP- Exchange
- NYSE
- Industry
- Metal Mining
- SEC CIK
- 0001801368
No open-market purchases or sales by MP Materials Corp. insiders were filed in the last 90 days; 759 institutions reported holding it in 13F filings for Q2 2026, worth $8.22B in total; no superinvestor holds it.
Holders of 5% or more of MP
Holders whose latest Schedule 13D or 13G filing reports 5% or more of MP Materials Corp., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Litinsky James H. | 13D/A | 7.30%13.0M shares | −1.70 ppfrom 9.00% | Mar 19, 20252 filings | Jan 13, 2026 | SEC |
| BlackRock, Inc. | 13G/A | 6.70%11.9M shares | – | Oct 17, 20251 filing | Oct 17, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
7 Schedule 13D and 13G filings on MP Materials Corp., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Mar 27, 202610:52 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | –Below 5% | Mar 13, 2026 | SEC |
| Jan 27, 20262:44 PM ET | Bank of Nova Scotia | 13G/A | 3.72%6.80M shares | −2.79 ppfrom 6.51%Below 5% | Dec 31, 2025 | SEC |
| Jan 13, 20267:03 PM ET | Litinsky James H. | 13D/A | 7.30%13.0M shares | −1.70 ppfrom 9.00% | Jan 12, 2026 | SEC |
| Nov 25, 20259:11 PM ET | Shenghe Resources Holding Co., Ltd.and 2 others | 13G/A | 3.10%5.55M shares | –Below 5% | Sep 30, 2025 | SEC |
| Oct 17, 20256:41 PM ET | BlackRock, Inc. | 13G/A | 6.70%11.9M shares | – | Sep 30, 2025 | SEC |
| Oct 6, 20254:34 PM ET | Bank of Nova Scotia | 13G | 6.51%11.9M shares | New | Sep 30, 2025 | SEC |
| Mar 19, 20259:43 PM ET | Litinsky James H. | 13D/A | 9.00%14.8M shares | – | Mar 19, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell MP Materials Corp. shares.
No Form 144 notices for MP Materials Corp. are on file.