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 (MP) reported an insider equity award on Form 4. Chief Accounting Officer David Gregory Infuso acquired 3,427 restricted stock units (RSUs) on 10/13/2025 at $0 under code A. Following the grant, he beneficially owns 48,094 shares directly.
The RSUs vest in four annual installments beginning on the first anniversary of the grant date, with each unit delivering one share of common stock upon vesting.
Bank of Nova Scotia filed a Schedule 13G reporting beneficial ownership of 11,933,651 shares of MP Materials Corp. (MP), representing
Connie K. Duckworth, a director of MP Materials Corp. (MP), was awarded 447 deferred stock units (DSUs) on 09/30/2025, increasing her beneficial ownership to 35,834 shares. Each DSU represents a right to receive one share of the company's common stock, are fully vested on grant, and will be settled upon the earlier of: the June 15 following the close of the fifth calendar year after the year the retainers are earned, certain change-in-control events, or the reporting person's separation from service. The DSUs were granted in connection with an election to defer cash retainers and were recorded at a transaction price of $0.
Maryanne Lavan, a director of MP Materials Corp. (MP), acquired 419 deferred stock units (DSUs) on 09/30/2025 as reported on Form 4. The filing shows the DSUs were granted at a price of $0 and are fully vested on grant. After the award, the reporting person beneficially owns 19,199 shares of MP common stock. The DSUs each represent a right to one share and will be settled upon the earlier of: (i) June 15 following the fifth calendar year after the year the cash retainers are earned, (ii) certain changes in control, or (iii) the reporting person's separation from service. The Form 4 was signed by an attorney-in-fact on behalf of Ms. Lavan.
James H. Litinsky, Chairman and CEO and director of MP Materials Corp. (MP), reported changes in his beneficial ownership of common stock. The filing shows a donation of 25,000 shares of common stock on 09/12/2025 to a donor-advised fund for charitable purposes, recorded as a disposition with no sale proceeds. The report also lists a separate disposition of 412,344 shares. After the reported transactions, the filing discloses indirect beneficial ownership of 13,618,076 shares held by the James Henry Litinsky Revocable Trust, for which he serves as sole trustee.
MP Materials Corp. filed a specialized disclosure report covering resource extraction payments for the year ended December 31, 2024. The company states that conflict minerals disclosure and related exhibits are not applicable.
The report explains that MP Materials operates two segments: Materials, which includes the Mountain Pass Rare Earth Mine and Processing Facility, and Magnetics, which includes the Independence Facility for metal, alloy, and magnet manufacturing. Mountain Pass is treated as a single project within the Materials segment. All payments to governments are reported in U.S. dollars and detailed in the attached Resource Extraction Payment Report exhibits.
Michael Stuart Rosenthal, Chief Operating Officer of MP Materials Corp. (MP), reported multiple open-market sales totaling 150,000 shares on 08/29/2025. The sales were executed in multiple transactions at weighted-average prices reported as $71.48, $72.56 and $73.23, with per-tranche price ranges disclosed in the filing. Following the transactions, the filing shows 1,284,409 shares held directly and 126,622 shares held indirectly through the Rosenthal Family Trust.
MP Materials Corp. notice of a proposed sale under Rule 144 for 150,000 common shares through Fidelity Brokerage Services with an aggregate market value of $10,803,255. The filing lists total shares outstanding as 177,098,314 and an approximate sale date of 08/29/2025 on the NYSE. The shares were acquired as stock awards from the issuer on 03/15/2021 (1,965 shares), 01/14/2022 (3,925 shares), 03/16/2022 (337 shares) and 02/17/2022 (143,773 shares), and payment is shown as compensation. No securities were reported sold in the past three months.
MP Materials Corp. entered into a Credit Agreement dated August 25, 2025 under which MP Materials is the parent borrower and JPMorgan Chase Bank, N.A. serves as administrative agent and collateral agent, with lenders and letter-of-credit issuers as parties. The facility permits borrowing priced either at a one-month SOFR rate plus 1.00% or a Base Rate of 1.00%, plus an additional margin that varies by the company’s total leverage: 1.75%–2.50% per annum for SOFR-based loans and 0.75%–1.50% per annum for Base Rate loans. The filing includes an interactive data file formatted as inline XBRL and is signed by Elliot D. Hoops, General Counsel and Secretary.
MP Materials Corp. filed a Form 8-K to provide a legal opinion regarding the validity of shares covered by a resale prospectus supplement for its previously filed S-3ASR (File No. 333-285419). The legal opinion and the consenting law firm are attached as Exhibit 5.1 and incorporated by reference. The filing notes the opinion is from Skadden, Arps, Slate, Meagher & Flom LLP and includes that firm’s consent. The report references the original S-3ASR filing dated February 28, 2025 and is signed by General Counsel Elliot D. Hoops on August 15, 2025. No financial metrics, transactions, or earnings information are disclosed in this report.