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.
Tracking the economics of Mountain Pass, future magnet revenues, and the ever-shifting rare-earth price deck means combing through hundreds of pages in MP Materials� SEC reports. Finding reserve updates in a 10-K or spotting an 8-K about new offtake agreements can be time-consuming.
Stock Titan solves that problem. Our AI reads every MP Materials quarterly earnings report 10-Q filing, annual report 10-K, and real-time Form 4 insider transactions the moment they land on EDGAR. It then delivers plain-English explanations—so you instantly see how changes in NdPr production costs or magnet-plant CAPEX affect valuation.
Use this page to:
- Monitor MP Materials insider trading Form 4 transactions within minutes of filing and spot buying or selling patterns by executives.
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- Dive into environmental obligations, reserve life, and supply-chain risks with an MP Materials annual report 10-K simplified by our algorithms.
- Get instant context when an MP Materials 8-K material events explained alert details new customer contracts or policy changes.
- Review the latest MP Materials proxy statement executive compensation to understand incentive structures tied to magnet production milestones.
Whether you are analysing rare-earth supply security, valuing the upcoming magnetics segment, or simply need MP Materials SEC filings explained simply, this page brings every disclosure together with AI-driven clarity and real-time updates.
MP Materials Corp. (NYSE: MP) has executed a sweeping public-private partnership with the U.S. Department of Defense (DoD) that reshapes the company’s capital structure, growth trajectory and customer mix. The July 9-10, 2025 agreements provide the rare-earth miner and processor with a multibillion-dollar package of equity, debt and long-term revenue commitments designed to establish an end-to-end U.S. supply chain for neodymium-iron-boron (NdFeB) permanent magnets.
Key funding components
- $400 million of Series A cumulative perpetual convertible preferred stock purchased by the DoD at $1,000 per share; dividends accrue at 7% PIK. Up to an additional $350 million of identical preferred may be issued to meet a $350 million “Funding Allocation� requirement.
- $150 million unsecured Samarium Project Loan (10-year U.S. Treasury + 1%, 12-year term) expected within 30 days of closing.
- A 10-year warrant for up to 11,201,659 common shares at $30.03, plus conversion rights on the preferred after 45 days, together representing 15% of current shares outstanding (subject to 19.9% ownership cap).
- A committed secured financing facility of at least $1 billion from JPMorgan and Goldman Sachs, of which $650 million is earmarked for the new �10X Facility.�
Revenue & margin protections
- Price Protection Agreement (PPA): the DoD will top-up NdPr prices to a $110/kg floor for 10 years and claw back 30% of upside above that level once full production is reached.
- Offtake Agreement: the DoD will purchase 100% of magnet output from the 10X Facility for 10 years at cost plus quarterly “magnet facilitation payments� equal to 25% of EBITDA. The facility must generate at least $140 million EBITDA annually (inflation-indexed).
Strategic commitments
- Construction of the 10X magnet plant, expansion of heavy rare-earth separation (including samarium) at Mountain Pass, recommissioning of hydrochloric acid circuits, and scaling of the Independence magnet facility to 3,000 tpa.
- MP will deploy up to $600 million of existing cash toward these projects and terminate its current share-repurchase program.
Governance & covenants
- During the “Specified Period� the company faces restrictions on foreign ownership (>14.9%), asset sales, and Board nominations of non-U.S. citizens without DoD consent.
- The DoD is subject to standstill and voting commitments but retains registration rights and customary demand/piggyback rights for the underlying common stock.
Risk disclosures emphasize dependence on continued federal appropriations, potential dilution from preferred conversion and warrant exercise, complex accounting treatment, and the possibility of litigation or regulatory challenges to the unconventional Defense Production Act structure.
Materiality: The package provides immediate liquidity, long-term price and volume visibility, and secures a strategic customer, materially de-risking MP’s downstream magnet ambitions while introducing government-driven covenants and shareholder dilution.
MP Materials Corp. (MP) � Form 4 insider transaction filing
On 1 July 2025, Elliot D. Hoops, the company’s General Counsel & Secretary, executed two sales of the issuer’s common stock under a pre-arranged Rule 10b5-1 trading plan adopted on 26 February 2025:
- 3,937 shares sold at a weighted-average price of $32.24
- 2,401 shares sold at a weighted-average price of $31.46
The combined disposition totals 6,338 shares, representing proceeds of roughly $0.2 million. Following the transactions, Mr. Hoops� beneficial ownership stands at:
- 69,749 shares held directly
- 6,337 shares held indirectly by the Hoops Family Trust
- 1,000 shares held indirectly by spouse
In aggregate, the officer still controls about 77,000 shares, indicating that the reported sale reduced his total position by less than 10%. No derivative securities were involved, and the filing contains no information on company fundamentals, earnings, or strategic developments. The limited size of the sale relative to MP Materials� public float suggests no material impact on the company’s capital structure or day-to-day operations.
MP Materials Corp. (MP) � Form 144 filing: Elliot Hoops has filed a notice of intent to sell 6,338 common shares through Merrill Lynch on or after 1 July 2025. At the filing date, the shares are valued at approximately $202,209, compared with 163.5 million shares outstanding, representing roughly 0.004% of shares outstanding. The shares were acquired via equity awards on 17 May 2024 and 12 Jan 2025.
During the preceding three months, the same insider sold 11,861 shares for total gross proceeds of about $390,254. No non-public adverse information is asserted, and the filing states compliance with Rule 10b5-1 trading-plan provisions. The proposed sale is routine in size and does not meaningfully affect MP’s share count or ownership structure, but it signals continued insider monetisation of equity awards.
On 06/30/2025, MP Materials Corp. (MP) filed a Form 4 reporting that director Maryanne Lavan acquired 845 deferred stock units (DSUs) at a price of $0 per share through the deferral of board cash retainers. After the grant, her total beneficial ownership stands at 18,780 common shares, held directly.
The DSUs are fully vested on grant and settle for one common share upon the earlier of a defined future date, certain change-of-control events, or the director’s separation from service. No shares were sold, and no open-market transactions or derivative securities were reported.
Because the award represents routine director compensation and involves a modest number of shares relative to MP’s public float, the filing carries limited market impact. Nonetheless, continued equity accrual by board members can be viewed as a sign of alignment with shareholder interests.
MP Materials Corp. (ticker: MP) filed a Form 4 on 06/30/2025 disclosing that director Connie K. Duckworth acquired 901 Deferred Stock Units (DSUs). The grant reflects her election to defer board cash retainers into equity. Each DSU converts 1-for-1 into common shares and is fully vested at issuance. Settlement will occur on the earlier of (i) June 15 of the year following five full calendar years after the retainer year, (ii) certain change-in-control events, or (iii) Duckworth’s separation from service.
The transaction was coded “A� (acquisition) at a cost basis of $0, typical for compensation-related equity awards. Following the grant, Duckworth’s direct beneficial ownership increases to 35,387 shares of MP common stock. No derivative securities were reported, and there were no dispositions or open-market purchases/sales.
While the share count added is modest relative to MP’s outstanding float, such insider accruals modestly strengthen board-shareholder alignment. From a valuation perspective, the grant is immaterial and unlikely to affect market perception or liquidity.
MP Materials (NYSE:MP) Form 4 shows General Counsel & Secretary Elliot D. Hoops sold 5,523 common shares on 06/26/2025 at $36.37, generating roughly $200.8 K. The trade, executed under a pre-arranged Rule 10b5-1 plan, represents about 7% of his direct holdings. Post-sale, Hoops retains 69,749 shares directly and 13,675 shares indirectly through a family trust and spouse, preserving a total beneficial position of approximately 83,424 shares.
The filing contains no other equity or derivative transactions and does not affect corporate operations or guidance, but the insider’s reduction may influence sentiment given his executive role.
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