Welcome to our dedicated page for Mp Materials Corporation SEC filings (Ticker: MP), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
MP Materials Corp. (NYSE: MP) files a range of reports and disclosure documents with the U.S. Securities and Exchange Commission (SEC) that shed light on its rare earth materials and magnetics business. On this SEC filings page, Stock Titan surfaces those documents alongside AI-powered summaries to help readers interpret the technical and legal language.
For MP Materials, Form 10-K annual reports and Form 10-Q quarterly reports provide detail on the Materials and Magnetics segments, rare earth oxide and NdPr production metrics, revenue composition, and risk factors tied to mining, processing, and magnet manufacturing. These filings also discuss the company’s decision to cease sales of products to China and the resulting impact on rare earth concentrate revenue and segment performance.
Form 8-K current reports are particularly important for MP, as they document material events such as the transformational public–private partnership with the U.S. Department of Defense / Department of War, the NdPr price floor protection agreement, the 10-year magnet offtake agreement for the 10X facility, the Apple long-term magnet supply and recycling agreement, the Saudi Arabia refinery joint venture with Maaden and the DoW, and key financing actions including preferred stock issuance, warrants, credit facilities, and public equity offerings.
Users can also review filings related to capital structure and credit arrangements, such as the revolving credit agreement with a bank syndicate and the terms of the Series A cumulative perpetual convertible preferred stock and associated warrant. Where available, proxy statements and compensation-related 8-Ks explain performance-based equity awards tied to heavy rare earth refinement, NdPr production, magnet output at the Independence and 10X facilities, and recycling capacity milestones.
Stock Titan’s tools highlight the most relevant sections of lengthy MP Materials filings, summarize complex agreements, and make it easier to track new 8-Ks, 10-Qs, 10-Ks, and any Form 4 insider transaction reports as they are posted to EDGAR in real time.
MP Materials Corp. insider James H. Litinsky reports beneficial ownership of 13,022,362 shares of Class A common stock, or about 7.3% of the shares outstanding as of October 31, 2025. Most of this stake, 12,805,965 shares, is held through the James Henry Litinsky Revocable Trust, with additional ownership from restricted stock units and 3,767 shares held directly. Litinsky is the company’s Chief Executive Officer and Chairman.
The filing details recent activity, including open-market sales totaling 933,411 shares in November 2025, December 2025, and early January 2026 at weighted average prices around the mid-$60s, some of which were made under a pre-established Rule 10b5-1 trading plan. It also describes RSU grants and vesting events, along with shares withheld to cover tax obligations tied to those vestings.
MP Materials Corp. Chairman and CEO James H. Litinsky reported several equity transactions in the issuer’s common stock. On January 12, 2026, he received 65,422 restricted stock units that vest in four annual installments starting one year after the grant. That same day, 38,238 shares were delivered upon vesting of a performance-based restricted stock unit award that covered the period from January 1, 2023 through December 31, 2025.
Also on January 12, 2026, 38,238 shares and 26,316 shares were withheld to cover tax obligations tied to these vestings, and on January 13, 2026, a further 35,053 shares were withheld for taxes on additional restricted stock unit vesting. After these transactions, Litinsky directly owned 216,397 shares of common stock and indirectly held 12,805,965 shares through the James Henry Litinsky Revocable Trust u/a/d 10/19/2011, where he serves as sole trustee.
MP Materials Corp. insider activity: Chairman and CEO James H. Litinsky reported planned stock sales executed in early
After these indirect sales, the trust is shown as beneficially owning 12,805,965 MP shares. Separately, Litinsky is listed as directly holding 212,344 common shares.
MP (symbol MP) reported a planned secondary sale of common stock by a trust account holder. A Form 144 notice states that 272,600 common shares are to be sold through Morgan Stanley Smith Barney LLC on the NYSE, with an aggregate market value of $17,037,500.00 and 177,230,483 shares outstanding. The shares are described as founder shares acquired from the issuer on 11/17/2020, in the same amount as now being sold.
Over the past three months, the JAMES HENRY LITINSKY REVOCABLE TRUST U/A DTD 10/19/2011 has reported additional common stock sales, including 27,400 shares on 01/07/2026, 385,000 shares on 12/05/2025, and 248,411 shares on 11/20/2025, with stated gross proceeds for each transaction. The signer represents that they do not know of any undisclosed material adverse information about the issuer’s operations.
A trust associated with an insider has filed a notice of proposed sales of MP common stock under Rule 144. The filing indicates an intention to sell 27,400 common shares through Morgan Stanley Smith Barney LLC, with an aggregate market value of 1639068.00, against 177230483 common shares outstanding, on or around 01/07/2026 on the NYSE. These 27,400 shares were acquired as founder shares from the issuer on 11/17/2020.
The notice also details prior sales by the same trust during the past three months. On 12/05/2025, the trust sold 385000 common shares for gross proceeds of 24232308.26, and on 11/20/2025 it sold 248411 common shares for gross proceeds of 15864582.52. By signing the notice, the seller represents that they are not aware of undisclosed material adverse information about the issuer.
MP Materials Corp. director Connie K. Duckworth reported receiving 593 deferred stock units (DSUs) of common stock on 12/31/2025. The DSUs were acquired at a price of $0 in connection with her election to defer cash retainers, meaning she chose to take part of her director compensation in DSUs instead of cash. After this grant, she beneficially owns 36,427 shares of MP Materials common stock in direct form.
Each DSU represents the right to receive one share of MP Materials common stock and is fully vested on the grant date. The DSUs will be settled in shares upon the earlier of several events: a specified June 15 date after a five-year deferral period tied to when the retainers are earned, certain changes in control of the company, or Duckworth’s separation from service.
MP Materials Corp. director Maryanne Lavan reported a routine equity compensation transaction. On 12/31/2025 she acquired 556 shares of common stock in the form of deferred stock units (DSUs) at a price of $0, increasing her beneficial ownership to 19,755 shares held directly.
The DSUs were granted because she elected to defer her cash retainers into stock-based compensation. Each DSU represents the right to receive one share of MP Materials common stock and is fully vested at the time of grant. These units will be settled in shares upon the earlier of three events: a specified June 15 following the close of the fifth calendar year after the year in which the retainers are earned, certain changes in control of the company, or her separation from service.
MP Materials Corp. has a shareholder filing a Form 144 notice to sell up to 38,146 shares of common stock through RBC Capital Markets LLC, with an aggregate market value of $2,288,760. The notice lists 177,230,483 shares of this class outstanding and identifies the New York Stock Exchange as the planned trading venue, with an approximate sale date of December 9, 2025.
The securities to be sold were acquired via restricted stock or RSU vesting from the issuer on November 17, 2024 (15,195 shares) and November 17, 2020 (22,951 shares), with no separate cash payment. Over the prior three months, the same seller, named Ryan Corbett, sold 20,000 securities of MP Materials Corp. on November 17, 2025 for gross proceeds of $1,154,480. The signer represents that they are not aware of undisclosed material adverse information about the issuer.
MP Materials Corp. insider James H. Litinsky reported several sales of company stock. On December 5, 2025, Litinsky, acting as chairman and CEO and through the James Henry Litinsky Revocable Trust, sold 275,561 shares of MP Materials common stock at a weighted average price of $62.79 per share, 34,801 shares at $63.11 per share, and 74,638 shares at $63.42 per share.
Following these transactions, the trust beneficially owned 13,105,965 MP Materials shares, reported as indirectly held. Litinsky also reported direct ownership of 212,344 shares of common stock. The filing notes that each weighted average price reflects multiple individual trades within disclosed price ranges, and Litinsky has agreed to provide detailed trade information to the company, its security holders, or SEC staff upon request.
MP has a notice of proposed insider share sales under Rule 144. The filing covers up to 385,000 common shares, to be sold through Morgan Stanley Smith Barney LLC, with an indicated aggregate market value of $24,231,091.50 on the New York Stock Exchange. The issuer reports 177,230,483 shares outstanding at the time referenced.
The shares to be sold were acquired as founder stock from the issuer on 11/17/2020. The notice also lists prior activity over the past three months, including sales by the JAMES HENRY LITINSKY REVOCABLE TRUST of 248,411 common shares on 11/20/2025 for $15,864,147.49, and by MS GIFT LITINSKY GIVING FND of 25,000 common shares on 09/15/2025 for $1,644,132.50. The signer represents they are not aware of undisclosed material adverse information about the company’s operations.