MP MATERIALS CORP MP
COM CL A · Common Stock · CUSIP 553368101 · ISIN US5533681012
American Rare Earth materials company
- SectorMaterials
- IndustryMetal Mining
- HeadquartersLas Vegas, NV
- Websitempmaterials.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($645.1k this quarter). Holder counts are more reliable. Shares outstanding: 177.8m as of 2023-10-31, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $19.11. Options: 24 managers hold calls ($71.2m notional), 20 hold puts ($57.8m).
Trends to Q3 2023
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 395 |
| Q4 2022 | 408 |
| Q1 2023 | 411 |
| Q2 2023 | 388 |
| Q3 2023 | 379 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 214 | 159 |
| Q1 2023 | 218 | 176 |
| Q2 2023 | 230 | 175 |
| Q3 2023 | 225 | 151 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q4 2022 | $121.8m | $84.3m | 0.69 |
| Q1 2023 | $112.2m | $109.1m | 0.97 |
| Q2 2023 | $60.6m | $78.4m | 1.29 |
| Q3 2023 | $71.2m | $57.8m | 0.81 |
Biggest buyers
| BlackRock Inc. | Added | +3.3m |
| VANGUARD GROUP INC | Added | +2.7m |
| D. E. Shaw & Co., Inc. | New | +997.0k |
| STATE STREET CORP | Added | +683.7k |
| GEODE CAPITAL MANAGEMENT, LLC | Added | +529.0k |
| BAILLIE GIFFORD & CO | Added | +459.3k |
| VAN ECK ASSOCIATES CORP | Added | +452.5k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Added | +401.1k |
| Regal Partners Ltd | Added | +379.6k |
| MORGAN STANLEY | Added | +341.4k |
Biggest sellers
| QVT Financial LP | Reduced | -4.2m |
| AMERICAN INTERNATIONAL GROUP, INC. | Reduced | -2.9m |
| Twin Tree Management, LP | Sold out | -551.2k |
| JANUS HENDERSON GROUP PLC | Reduced | -516.2k |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Sold out | -500.0k |
| Invesco Ltd. | Reduced | -496.8k |
| FMR LLC | Reduced | -461.7k |
| RITHOLTZ WEALTH MANAGEMENT | Sold out | -457.3k |
| HSBC HOLDINGS PLC | Reduced | -417.9k |
| MARSHALL WACE, LLP | Sold out | -265.4k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $20.3m1.1m shares |
| CITADEL ADVISORS LLC | Added | $13.3m698.4k shares |
| Squarepoint Ops LLC | Added | $11.5m601.6k shares |
| Point72 Asset Management, L.P. | Added | $3.9m204.9k shares |
| SIMPLEX TRADING, LLC | Reduced | $3.5m183.0k shares |
| Caption Management, LLC | Unchanged | $3.4m178.6k shares |
| BANK OF AMERICA CORP /DE/ | New | $3.2m166.6k shares |
| GROUP ONE TRADING LLC | Reduced | $2.4m127.0k shares |
| JANE STREET GROUP, LLC | Added | $2.4m125.8k shares |
| TWO SIGMA SECURITIES, LLC | Added | $1.7m89.4k shares |
Biggest puts
| Squarepoint Ops LLC | Added | $13.7m717.9k shares |
| CITADEL ADVISORS LLC | Added | $10.2m533.2k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $10.2m532.9k shares |
| JANE STREET GROUP, LLC | Added | $3.3m175.1k shares |
| Walleye Capital LLC | Added | $3.3m171.8k shares |
| SIMPLEX TRADING, LLC | Added | $2.9m152.4k shares |
| GROUP ONE TRADING LLC | Reduced | $2.7m140.4k shares |
| Walleye Trading LLC | Added | $2.1m107.9k shares |
| WOLVERINE TRADING, LLC | Added | $1.8m96.6k shares |
| UBS Group AG | Reduced | $1.8m94.4k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| BlackRock, Inc. 13G · institution +1.3 pts · filed 2026-10-27 | 8.0% |
| Litinsky James H. 13D · may seek influence -1.7 pts · filed 2026-01-13 | 7.3% |
Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-27), BANK OF NOVA SCOTIA (3.7%, 2026-01-27), Shenghe Resources Holding Co., Ltd. (3.1%, 2025-11-25)
Insider purchases and sales in Q3 2023
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q4 2021 | 1 | $3.5m | 3 | $38.4m | — |
| Q1 2022 | 2 | $1.3m | 3 | $266.6m | — |
| Q2 2022 | 2 | $1.6m | 3 | $42.3m | — |
| Q3 2022 | 0 | — | 3 | $233.6m | — |
| Q4 2022 | 0 | — | 3 | $5.4m | — |
| Q1 2023 | 0 | — | 0 | — | — |
| Q2 2023 | 1 | $924.0k | 1 | $14.1m | — |
| Q3 2023 | 0 | — | 0 | — | — |
None reported in Q3 2023.
Holders, Q3 2023
| Manager | Shares | Change |
|---|---|---|
| VANGUARD GROUP INC 0.01% of their portfolio | 13.4m $255.6m | Added +2.7m |
| BlackRock Inc. 0.01% of their portfolio | 12.2m $232.9m | Added +3.3m |
| STATE STREET CORP 0.01% of their portfolio | 6.6m $127.0m | Added +683.7k |
| QVT Financial LP 4.45% of their portfolio | 3.9m $74.5m | Reduced -4.2m |
| VAN ECK ASSOCIATES CORP 0.11% of their portfolio | 2.7m $51.8m | Added +452.5k |
| MORGAN STANLEY 0.00% of their portfolio | 2.6m $49.0m | Added +341.4k |
| BAILLIE GIFFORD & CO 0.04% of their portfolio | 2.3m $44.8m | Added +459.3k |
| RENAISSANCE TECHNOLOGIES LLC 0.08% of their portfolio | 2.3m $44.8m | Reduced -14.4k |
| Bank of New York Mellon Corp 0.01% of their portfolio | 2.3m $43.8m | Added +246.5k |
| COOPERMAN LEON G 2.24% of their portfolio | 2.2m $42.9m | Added +16.5k |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 1.9m $36.9m | Added +529.0k |
| DIMENSIONAL FUND ADVISORS LP 0.01% of their portfolio | 1.5m $27.8m | Reduced -105.5k |
| FIRST TRUST ADVISORS LP 0.03% of their portfolio | 1.3m $25.4m | Added +137.3k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio | 1.2m $22.4m | Added +401.1k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 1.1m $20.8m | Reduced -9.2k |
| FEDERATED HERMES, INC. 0.05% of their portfolio | 1.0m $19.8m | Added +98.3k |
| FRONTIER CAPITAL MANAGEMENT CO LLC 0.22% of their portfolio | 1.0m $19.6m | Reduced -207.9k |
| AMERIPRISE FINANCIAL INC 0.01% of their portfolio | 1.0m $19.4m | Added +106.4k |
| D. E. Shaw & Co., Inc. 0.03% of their portfolio | 997.0k $19.0m | New |
| NORTHERN TRUST CORP 0.00% of their portfolio | 972.9k $18.6m | Added +230.7k |
| ARS Investment Partners, LLC 2.24% of their portfolio | 945.6k $18.1m | Added +21.4k |
| NEUBERGER BERMAN GROUP LLC 0.01% of their portfolio | 745.8k $14.2m | Reduced -4.4k |
| NORGES BANK 0.00% of their portfolio | 708.6k $13.5m | Reduced -119.8k |
| SEGALL BRYANT & HAMILL, LLC 0.16% of their portfolio | 702.0k $13.4m | Added +116.1k |
| Invesco Ltd. 0.00% of their portfolio | 668.8k $12.8m | Reduced -496.8k |
| CITADEL ADVISORS LLC 0.01% of their portfolio | 636.2k $12.2m | Added +91.4k |
| Allianz Asset Management GmbH 0.02% of their portfolio | 536.9k $10.3m | Added +19.9k |
| PRINCIPAL FINANCIAL GROUP INC 0.01% of their portfolio | 527.8k $10.1m | Added +180.0k |
| Clearbridge Investments, LLC 0.01% of their portfolio | 524.4k $10.0m | Added +55.0k |
| RAYMOND JAMES & ASSOCIATES 0.01% of their portfolio | 504.0k $9.6m | Added +94.5k |
| Polar Capital Holdings Plc 0.07% of their portfolio | 495.0k $9.5m | Added +13.5k |
| WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio | 486.5k $9.3m | Added +20.8k |
| Rokos Capital Management LLP 0.31% of their portfolio | 435.5k $8.4m | Added +232.6k |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.02% of their portfolio | 426.0k $8.1m | Reduced -6.0k |
| HARTLINE INVESTMENT CORP/ 1.42% of their portfolio | 413.0k $7.9m | Reduced -42.5k |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.05% of their portfolio | 408.0k $7.8m | Reduced -55.3k |
| Regal Partners Ltd 1.67% of their portfolio | 391.8k $7.5m | Added +379.6k |
| RHUMBLINE ADVISERS 0.01% of their portfolio | 372.7k $7.1m | Added +86.1k |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 369.3k $7.1m | Reduced -141.3k |
| Bernzott Capital Advisors 2.36% of their portfolio | 359.1k $6.9m | Reduced -121.4k |
| SYCOMORE ASSET MANAGEMENT 1.79% of their portfolio | 352.1k $7.0m | Unchanged |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.01% of their portfolio | 336.2k $6.4m | Reduced -221.3k |
| Skylands Capital, LLC 0.96% of their portfolio | 331.9k $6.3m | Reduced -9.0k |
| Corient Private Wealth LP 0.01% of their portfolio | 313.5k $6.0m | Added +112.1k |
| JANE STREET GROUP, LLC 0.01% of their portfolio | 310.9k $5.9m | Added +62.5k |
| MACQUARIE GROUP LTD 0.01% of their portfolio | 306.1k $5.8m | New |
| Holocene Advisors, LP 0.02% of their portfolio | 291.3k $5.6m | Added +49.5k |
| UBS Group AG 0.00% of their portfolio | 286.9k $5.5m | Reduced -6.1k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.02% of their portfolio | 272.4k $5.2m | Reduced -30.9k |
| Freemont Management S.A. 0.83% of their portfolio | 270.5k $5.2m | Reduced -45.6k |
| MADDEN SECURITIES Corp 2.87% of their portfolio | 266.4k $5.1m | Added +67.5k |
| Squarepoint Ops LLC 0.02% of their portfolio | 257.9k $4.9m | Reduced -140.9k |
| NORTH POINT PORTFOLIO MANAGERS CORP/OH 1.00% of their portfolio | 255.1k $4.9m | Reduced -4.1k |
| Point72 Asset Management, L.P. 0.02% of their portfolio | 253.4k $4.8m | Added +242.5k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 250.5k $4.8m | Added +40.5k |
| Vontobel Holding Ltd. 0.04% of their portfolio | 239.2k $4.6m | Added +2.3k |
| Swiss National Bank 0.00% of their portfolio | 234.3k $4.5m | Added +2.2k |
| SIMON QUICK ADVISORS, LLC 0.41% of their portfolio | 228.1k $4.4m | Added +62 |
| SHELL ASSET MANAGEMENT CO 0.17% of their portfolio | 217.5k $4.2m | Reduced -1.5k |
| Nordwand Advisors, LLC 0.80% of their portfolio | 211.6k $4.0m | Reduced -25.0k |
| JANUS HENDERSON GROUP PLC 0.00% of their portfolio | 209.8k $4.0m | Reduced -516.2k |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 209.4k $4.0m | Added +26.9k |
| STIFEL FINANCIAL CORP 0.01% of their portfolio | 208.1k $4.0m | Added +38.3k |
| AMERICAN INTERNATIONAL GROUP, INC. 0.03% of their portfolio | 202.4k $3.9m | Reduced -2.9m |
| BANK OF MONTREAL /CAN/ 0.00% of their portfolio | 194.6k $4.4m | Added +64.8k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 192.4k $3.7m | Reduced -10.6k |
| ESSEX INVESTMENT MANAGEMENT CO LLC 0.59% of their portfolio | 188.9k $3.6m | Added +62.1k |
| CREDIT SUISSE AG/ 0.00% of their portfolio | 186.9k $3.6m | Added +84 |
| LPL Financial LLC 0.00% of their portfolio | 183.8k $3.5m | Reduced -59.7k |
| Retirement Systems of Alabama 0.02% of their portfolio | 179.7k $3.4m | Added +60.6k |
| Legal & General Group Plc 0.00% of their portfolio | 177.3k $3.4m | Added +32.0k |
| Sicart Associates LLC 1.33% of their portfolio | 177.0k $3.4m | Added +2.8k |
| SILVERCREST ASSET MANAGEMENT GROUP LLC 0.02% of their portfolio | 170.4k $3.3m | Reduced -501 |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 168.4k $3.2m | Added +43.3k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 168.0k $3.2m | Added +39.1k |
| PHILADELPHIA TRUST CO 0.33% of their portfolio | 167.9k $3.2m | Added +11.8k |
| Old West Investment Management, LLC 1.54% of their portfolio | 160.0k $3.1m | Added +90.0k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 149.7k $2.9m | Added +39.7k |
| NATIONAL BANK OF CANADA /FI/ 0.01% of their portfolio | 149.1k $2.8m | Added +22.5k |
| HighTower Advisors, LLC 0.01% of their portfolio | 148.5k $2.8m | Added +262 |
| Pekin Hardy Strauss, Inc. 0.44% of their portfolio | 147.0k $2.8m | Added +119.0k |
| AE Wealth Management LLC 0.02% of their portfolio | 144.0k $2.7m | Added +9.5k |
| Walleye Capital LLC 0.04% of their portfolio | 143.8k $2.7m | Added +107.4k |
| Private Advisor Group, LLC 0.02% of their portfolio | 139.8k $2.7m | Added +44.2k |
| FRANKLIN RESOURCES INC 0.00% of their portfolio | 135.7k $2.6m | Added +116.5k |
| Cutter & CO Brokerage, Inc. 0.71% of their portfolio | 127.6k $2.4m | Added +5.5k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 127.4k $2.4m | Added +55.1k |
| BFSG, LLC 0.38% of their portfolio | 124.0k $2.4m | Added +14.8k |
| State of New Jersey Common Pension Fund D 0.01% of their portfolio | 122.9k $2.3m | Added +7.3k |
| BARCLAYS PLC 0.00% of their portfolio | 122.0k $2.3m | Added +15.2k |
| GROUP ONE TRADING LLC 0.09% of their portfolio | 121.6k $2.3m | Added +45.6k |
| D.A. DAVIDSON & CO. 0.02% of their portfolio | 119.6k $2.3m | Added +26.3k |
| TEXAS PERMANENT SCHOOL FUND CORP 0.02% of their portfolio | 118.6k $2.3m | Added +33.9k |
| Amundi 0.00% of their portfolio | 117.5k $2.0m | Reduced -5.0k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 117.4k $2.2m | Reduced -11.3k |
| MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio | 117.2k $2.2m | New |
| OSAIC HOLDINGS, INC. 0.00% of their portfolio | 115.5k $2.2m | Added +12.4k |
| RICE HALL JAMES & ASSOCIATES, LLC 0.13% of their portfolio | 108.6k $2.1m | Added +85.8k |
| BROWN ADVISORY INC 0.00% of their portfolio | 107.5k $2.1m | Added +47.8k |
| FLPUTNAM INVESTMENT MANAGEMENT CO 0.06% of their portfolio | 104.8k $2.0m | Reduced -5.1k |