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 ($1.1m this quarter). Holder counts are more reliable. Shares outstanding: 177.6m as of 2023-07-31, 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 ≈ $22.89. Options: 23 managers hold calls ($60.6m notional), 21 hold puts ($78.4m).
Trends to Q2 2023
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 395 |
| Q4 2022 | 408 |
| Q1 2023 | 411 |
| Q2 2023 | 388 |
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 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2022 | $95.7m | $83.9m | 0.88 |
| Q4 2022 | $121.8m | $84.3m | 0.69 |
| Q1 2023 | $112.2m | $109.1m | 0.97 |
| Q2 2023 | $60.6m | $78.4m | 1.29 |
Biggest buyers
| AMERICAN INTERNATIONAL GROUP, INC. | Added | +2.9m |
| VANGUARD GROUP INC | Added | +774.0k |
| FEDERATED HERMES, INC. | Added | +693.3k |
| AMERIPRISE FINANCIAL INC | Added | +537.2k |
| RITHOLTZ WEALTH MANAGEMENT | New | +457.3k |
| JANUS HENDERSON GROUP PLC | Added | +422.6k |
| BAILLIE GIFFORD & CO | Added | +416.0k |
| DIMENSIONAL FUND ADVISORS LP | Added | +404.8k |
| FRONTIER CAPITAL MANAGEMENT CO LLC | Added | +387.4k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | +378.2k |
Biggest sellers
| JHL Capital Group LLC | Sold out | -28.6m |
| QVT Financial LP | Reduced | -5.4m |
| FMR LLC | Reduced | -4.0m |
| D. E. Shaw & Co., Inc. | Sold out | -2.0m |
| Invesco Ltd. | Reduced | -783.0k |
| Bank of New York Mellon Corp | Reduced | -737.5k |
| BANK OF AMERICA CORP /DE/ | Reduced | -647.7k |
| ACADIAN ASSET MANAGEMENT LLC | Sold out | -549.0k |
| CITIGROUP INC | Reduced | -548.2k |
| FIRST TRUST ADVISORS LP | Reduced | -429.9k |
Biggest calls
| CITADEL ADVISORS LLC | Reduced | $15.2m666.3k shares |
| Squarepoint Ops LLC | Added | $8.5m372.1k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $6.9m303.7k shares |
| CAPITAL FUND MANAGEMENT S.A. | New | $5.4m235.5k shares |
| SIMPLEX TRADING, LLC | Reduced | $4.5m195.4k shares |
| Caption Management, LLC | Reduced | $4.1m178.6k shares |
| GROUP ONE TRADING LLC | Added | $3.9m172.0k shares |
| JANE STREET GROUP, LLC | Added | $2.5m109.9k shares |
| Twin Tree Management, LP | Reduced | $2.1m90.0k shares |
| PEAK6 Investments LLC | Reduced | $1.8m77.7k shares |
Biggest puts
| Squarepoint Ops LLC | Added | $16.2m710.2k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $15.7m685.2k shares |
| Twin Tree Management, LP | Reduced | $14.8m648.2k shares |
| CITADEL ADVISORS LLC | Reduced | $4.9m215.7k shares |
| D. E. Shaw & Co., Inc. | New | $4.4m191.1k shares |
| GROUP ONE TRADING LLC | Added | $4.1m177.9k shares |
| JANE STREET GROUP, LLC | Added | $3.7m163.2k shares |
| SIMPLEX TRADING, LLC | Reduced | $3.1m135.6k shares |
| UBS Group AG | New | $2.2m98.3k shares |
| TWO SIGMA SECURITIES, LLC | Added | $1.6m70.5k 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 Q2 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 |
|---|---|---|---|---|---|
| Q3 2021 | 0 | — | 0 | — | — |
| 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 | — |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2023-05-31 | Rosenthal Michael Stuart Chief Operating Officer · By Rosenthal Family Trust | Bought | $103.5k5.0k shares |
| 2023-05-30 | Rosenthal Michael Stuart Chief Operating Officer · By Rosenthal Family Trust | Bought | $126.8k6.0k shares |
| 2023-05-26 | JHL Capital Group LLC +5 10% owner · Held by JHL Capital Group Holdings One LLC | Sold | $14.1m647.8k shares |
| 2023-05-26 | Litinsky James H. Chairman and CEO, director · Held by JHL Capital Group Holdings One LLC | Sold | $14.1m647.8k shares |
| 2023-05-26 | Rosenthal Michael Stuart Chief Operating Officer · By Rosenthal Family Trust | Bought | $151.4k7.0k shares |
| 2023-05-25 | Rosenthal Michael Stuart Chief Operating Officer · By Rosenthal Family Trust | Bought | $111.1k5.0k shares |
| 2023-05-23 | Rosenthal Michael Stuart Chief Operating Officer · By Rosenthal Family Trust | Bought | $110.2k5.0k shares |
| 2023-05-22 | Rosenthal Michael Stuart Chief Operating Officer · By Rosenthal Family Trust | Bought | $108.9k5.0k shares |
| 2023-05-19 | Rosenthal Michael Stuart Chief Operating Officer · By Rosenthal Family Trust | Bought | $212.1k10.0k shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q2 2023
| Manager | Shares | Change |
|---|---|---|
| VANGUARD GROUP INC 0.01% of their portfolio | 10.7m $244.4m | Added +774.0k |
| BlackRock Inc. 0.01% of their portfolio | 8.9m $204.4m | Added +157.8k |
| QVT Financial LP 10.86% of their portfolio | 8.1m $185.1m | Reduced -5.4m |
| STATE STREET CORP 0.01% of their portfolio | 6.0m $136.5m | Added +200.0k |
| AMERICAN INTERNATIONAL GROUP, INC. 0.43% of their portfolio | 3.1m $70.7m | Added +2.9m |
| RENAISSANCE TECHNOLOGIES LLC 0.08% of their portfolio | 2.4m $54.0m | Reduced -258.1k |
| VAN ECK ASSOCIATES CORP 0.11% of their portfolio | 2.3m $51.7m | Added +57.1k |
| COOPERMAN LEON G 2.76% of their portfolio | 2.2m $51.0m | Added +2.5k |
| MORGAN STANLEY 0.01% of their portfolio | 2.2m $50.8m | Added +365.2k |
| Bank of New York Mellon Corp 0.01% of their portfolio | 2.0m $46.8m | Reduced -737.5k |
| BAILLIE GIFFORD & CO 0.04% of their portfolio | 1.9m $43.2m | Added +416.0k |
| DIMENSIONAL FUND ADVISORS LP 0.01% of their portfolio | 1.6m $35.7m | Added +404.8k |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 1.4m $32.1m | Added +122.8k |
| FRONTIER CAPITAL MANAGEMENT CO LLC 0.27% of their portfolio | 1.2m $28.2m | Added +387.4k |
| FIRST TRUST ADVISORS LP 0.03% of their portfolio | 1.2m $27.2m | Reduced -429.9k |
| Invesco Ltd. 0.01% of their portfolio | 1.2m $26.7m | Reduced -783.0k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 1.1m $25.1m | Reduced -647.7k |
| FEDERATED HERMES, INC. 0.05% of their portfolio | 939.3k $21.5m | Added +693.3k |
| ARS Investment Partners, LLC 2.47% of their portfolio | 924.1k $21.1m | Reduced -12.1k |
| AMERIPRISE FINANCIAL INC 0.01% of their portfolio | 908.5k $20.8m | Added +537.2k |
| NORGES BANK 0.00% of their portfolio | 828.4k $19.0m | Added +35.6k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.01% of their portfolio | 773.6k $17.7m | Added +3.6k |
| NEUBERGER BERMAN GROUP LLC 0.02% of their portfolio | 750.2k $17.1m | Added +43.8k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 742.2k $17.0m | Added +73.0k |
| JANUS HENDERSON GROUP PLC 0.01% of their portfolio | 726.1k $16.6m | Added +422.6k |
| SEGALL BRYANT & HAMILL, LLC 0.14% of their portfolio | 585.9k $13.4m | Added +262.5k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.02% of their portfolio | 557.5k $12.8m | Added +378.2k |
| Twin Tree Management, LP 0.26% of their portfolio | 551.2k $12.6m | Added +172.1k |
| CITADEL ADVISORS LLC 0.01% of their portfolio | 544.9k $12.5m | Added +241.3k |
| Allianz Asset Management GmbH 0.02% of their portfolio | 517.0k $11.7m | Added +676 |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 510.5k $11.7m | Added +55.9k |
| ADAGE CAPITAL PARTNERS GP, L.L.C. 0.02% of their portfolio | 500.0k $11.4m | Unchanged |
| Polar Capital Holdings Plc 0.08% of their portfolio | 481.5k $11.0m | Added +147.0k |
| Bernzott Capital Advisors 2.37% of their portfolio | 480.5k $11.0m | Added +102.8k |
| Clearbridge Investments, LLC 0.01% of their portfolio | 469.4k $10.7m | Added +82.8k |
| WELLINGTON MANAGEMENT GROUP LLP 0.00% of their portfolio | 465.7k $10.7m | Added +79.1k |
| FMR LLC 0.00% of their portfolio | 464.3k $10.6m | Reduced -4.0m |
| JACOBS LEVY EQUITY MANAGEMENT, INC 0.06% of their portfolio | 463.3k $10.6m | Reduced -17.9k |
| RITHOLTZ WEALTH MANAGEMENT 0.47% of their portfolio | 457.3k $10.5m | New |
| HARTLINE INVESTMENT CORP/ 1.78% of their portfolio | 455.4k $10.4m | Added +2.0k |
| HSBC HOLDINGS PLC 0.01% of their portfolio | 432.3k $10.0m | Added +260.5k |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.03% of their portfolio | 432.0k $9.9m | Reduced -6.4k |
| RAYMOND JAMES & ASSOCIATES 0.01% of their portfolio | 409.5k $9.4m | Added +99.9k |
| Squarepoint Ops LLC 0.05% of their portfolio | 398.9k $9.1m | Added +160.7k |
| SYCOMORE ASSET MANAGEMENT 1.85% of their portfolio | 352.1k $7.9m | Added +43.2k |
| PRINCIPAL FINANCIAL GROUP INC 0.01% of their portfolio | 347.8k $8.0m | Reduced -18.0k |
| Skylands Capital, LLC 1.12% of their portfolio | 340.9k $7.8m | Added +8.5k |
| Freemont Management S.A. 0.91% of their portfolio | 316.1k $7.2m | Unchanged |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.03% of their portfolio | 303.3k $6.9m | Added +61.7k |
| UBS Group AG 0.00% of their portfolio | 293.0k $6.7m | Added +80.3k |
| RHUMBLINE ADVISERS 0.01% of their portfolio | 286.6k $6.6m | Reduced -2.9k |
| MARSHALL WACE, LLP 0.01% of their portfolio | 265.4k $6.1m | New |
| NORTH POINT PORTFOLIO MANAGERS CORP/OH 1.18% of their portfolio | 259.3k $5.9m | Reduced -73.8k |
| JANE STREET GROUP, LLC 0.01% of their portfolio | 248.4k $5.7m | Added +33.4k |
| LPL Financial LLC 0.00% of their portfolio | 243.5k $5.6m | Added +76.1k |
| Holocene Advisors, LP 0.02% of their portfolio | 241.8k $5.5m | Added +202.1k |
| Vontobel Holding Ltd. 0.05% of their portfolio | 236.9k $5.4m | Added +56.5k |
| Nordwand Advisors, LLC 0.93% of their portfolio | 236.6k $5.4m | Added +9.2k |
| Swiss National Bank 0.00% of their portfolio | 232.1k $5.3m | Added +59.7k |
| SIMON QUICK ADVISORS, LLC 0.48% of their portfolio | 228.1k $5.2m | Added +219.6k |
| SHELL ASSET MANAGEMENT CO 0.20% of their portfolio | 219.0k $5.0m | Added +106.9k |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 210.1k $4.8m | Reduced -23.4k |
| Nuveen Asset Management, LLC 0.00% of their portfolio | 203.0k $4.6m | Reduced -1.9k |
| Rokos Capital Management LLP 0.09% of their portfolio | 202.9k $4.6m | New |
| Gotham Asset Management, LLC 0.10% of their portfolio | 202.2k $4.6m | Added +169.3k |
| Corient Private Wealth LP 0.01% of their portfolio | 201.5k $4.6m | Added +188.7k |
| MADDEN SECURITIES Corp 2.33% of their portfolio | 198.9k $4.6m | Added +40.7k |
| CREDIT SUISSE AG/ 0.00% of their portfolio | 186.8k $4.3m | Added +43.7k |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 182.5k $4.2m | Added +15.1k |
| Sicart Associates LLC 1.55% of their portfolio | 174.2k $4.0m | New |
| SILVERCREST ASSET MANAGEMENT GROUP LLC 0.03% of their portfolio | 170.9k $3.9m | Added +163.1k |
| STIFEL FINANCIAL CORP 0.01% of their portfolio | 169.9k $3.9m | Added +85.4k |
| Man Group plc 0.01% of their portfolio | 156.3k $3.6m | New |
| PHILADELPHIA TRUST CO 0.34% of their portfolio | 156.0k $3.6m | Added +28.2k |
| HighTower Advisors, LLC 0.01% of their portfolio | 148.3k $3.4m | Added +111.0k |
| Legal & General Group Plc 0.00% of their portfolio | 145.3k $3.3m | Added +6.9k |
| Sloy Dahl & Holst, LLC 0.59% of their portfolio | 142.0k $3.2m | Reduced -27.9k |
| Yaupon Capital Management LP 0.44% of their portfolio | 140.9k $3.2m | Unchanged |
| HRT FINANCIAL LP 0.03% of their portfolio | 140.5k $3.2m | New |
| Balyasny Asset Management L.P. 0.01% of their portfolio | 137.5k $3.1m | Added +7.5k |
| ExodusPoint Capital Management, LP 0.04% of their portfolio | 134.9k $3.1m | Added +120.3k |
| AE Wealth Management LLC 0.02% of their portfolio | 134.5k $3.1m | Reduced -4.9k |
| Raymond James Financial Services Advisors, Inc. 0.01% of their portfolio | 133.2k $3.0m | Added +13.6k |
| BANK OF MONTREAL /CAN/ 0.00% of their portfolio | 129.8k $3.0m | Added +37.1k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 128.9k $3.0m | Added +30.8k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 128.7k $2.9m | Added +24.5k |
| ESSEX INVESTMENT MANAGEMENT CO LLC 0.41% of their portfolio | 126.8k $2.9m | Reduced -845 |
| NATIONAL BANK OF CANADA /FI/ 0.01% of their portfolio | 126.5k $2.9m | Added +2.6k |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 125.1k $2.9m | Added +11.5k |
| Amundi 0.00% of their portfolio | 122.5k $2.8m | Unchanged |
| Cutter & CO Brokerage, Inc. 0.82% of their portfolio | 122.1k $2.8m | Added +7.8k |
| Retirement Systems of Alabama 0.01% of their portfolio | 119.0k $2.7m | Reduced -1.6k |
| State of New Jersey Common Pension Fund D 0.01% of their portfolio | 115.6k $2.6m | Added +41.9k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 110.0k $3.1m | Unchanged |
| FLPUTNAM INVESTMENT MANAGEMENT CO 0.07% of their portfolio | 109.9k $2.5m | Reduced -407 |
| BFSG, LLC 0.42% of their portfolio | 109.3k $2.5m | Reduced -2.0k |
| BARCLAYS PLC 0.00% of their portfolio | 106.8k $2.4m | Added +33.9k |
| OSAIC HOLDINGS, INC. 0.00% of their portfolio | 103.1k $2.4m | Reduced -51.7k |
| LAKE STREET ADVISORS GROUP, LLC 0.13% of their portfolio | 102.1k $2.3m | Added +88.7k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 99.8k $2.3m | Added +13.1k |