Top 10 US Companies Most Affected by China’s Rare Earth Export Controls
China’s strategic implementation of critical mineral export controls between 2024 and 2026 has directly impacted key U.S. corporations, with a clear focus on stifling the development of an independent American rare earth supply chain. The measures, which evolved from broad material restrictions to the direct targeting of specific companies, reveal a calculated effort to maintain China’s dominance in the processing and refining of these essential materials. By mid-2026, firms like MP Materials and USA Rare Earth were explicitly named, signaling a significant escalation in the ongoing trade and technology rivalry. The dominant theme emerging from 2025 was China’s willingness to weaponize its supply chain control, using export curbs announced in October 2025 as a precursor to the more aggressive, targeted actions against U.S. firms seen the following year.
1. MP Materials Corp. (NYSE: MP)
Company: MP Materials Corp.
Impact Focus: As the sole scaled rare earth producer in the U.S., operating the Mountain Pass mine, the company was directly targeted to disrupt its vertical integration plans. China’s controls threaten to block access to essential processing equipment and technology.
Application: Development of a fully domestic U.S. rare earth oxide processing and separation facility.
Source: China targets US rare earth and other firms with export controls
2. USA Rare Earth Inc.
Company: USA Rare Earth Inc.
Impact Focus: This private firm, developing the Round Top heavy rare earth project in Texas, was placed on China’s export control list to impede its goal of creating a U.S. magnet manufacturing supply chain, which is vital for defense and EV applications.
Application: Establishing a domestic supply chain for high-performance neodymium-iron-boron (Nd Fe B) magnets.
Source: China Targets US Rare Earths Firms in Response to Pentagon List
Table: Directly Targeted US Rare Earth Companies
| Company | Impact Focus | Application | Source |
|---|---|---|---|
| MP Materials Corp. | Disruption of vertical integration and access to processing technology for its Mountain Pass mine operations. | Domestic rare earth oxide processing and separation. | China Targets US Rare Earths Firms |
| USA Rare Earth Inc. | Impeding development of its Round Top project and the creation of a U.S. magnet supply chain. | Domestic manufacturing of Nd Fe B magnets. | China tightens rare earth export curbs on 10 US companies |
Rare Earth Dependencies, US Defense and Tech Sectors Under Pressure
The impact of China’s export controls extends far beyond the two directly targeted rare earth producers. These actions expose deep vulnerabilities across the U.S. industrial base, particularly in the defense, aerospace, and high-technology manufacturing sectors. By restricting access to materials like neodymium and dysprosium, as well as the technology to process them, the controls create significant headwinds for producers of electric vehicle motors, wind turbines, advanced sensor systems, and precision-guided munitions. The Chinese Ministry of Commerce’s explicit listing of ten U.S. companies on June 22, 2026, was a strategic move designed to signal that dependence on its supply chain carries tangible geopolitical risk. This highlights that the adoption of rare earths is not just a commercial matter but a national security imperative.
| Company⇅ | Market Segment⇅ | Key Minerals of Concern⇅ | Nature of Impact / Rationale⇅ | Date of Key Control Action⇅ | Source⇅ |
|---|---|---|---|---|---|
| MP Materials Corp. | Rare Earth Mining & Processing | Rare Earth Elements (Neodymium, Praseodymium) | Directly targeted and placed on China's export control list, threatening its ability to process materials and acquire technology. | Jun 22, 2026 | China targets US rare earth and other firms with export … ↗ |
| USA Rare Earth Inc. | Rare Earth Mining & Processing | Heavy Rare Earth Elements, Lithium | Placed on China's export control list, hindering its efforts to build a domestic magnet manufacturing supply chain. | Jun 22, 2026 | China Targets US Rare Earths Firms in Response to … ↗ |
| Oshkosh Defense | Defense & Heavy Vehicles | Rare Earth Elements, Specialty Alloys | Targeted on the export control list, creating supply chain risk for advanced electronics and components in military vehicles. | Jun 22, 2026 | China imposes export controls on 10 US companies: Govt ↗ |
| Ball Aerospace & Technologies | Aerospace & Defense | Gallium, Tellurium, Rare Earths | Added to the export control list, threatening access to materials for satellites, optical systems, and advanced sensors. | Jun 22, 2026 | China Imposes New Export Curbs on 10 US Rare Earth … ↗ |
| Red Cat Holdings (incl. Teal Drones) | Drones & Defense Technology | Rare Earth Magnets, Gallium | Placed on the export control list, disrupting the supply of magnets for motors and semiconductors for drone electronics. | Jun 22, 2026 | China hits 10 US defence and rare-earth firms ↗ |
| Aveox Inc. | Aerospace & Defense Components | Rare Earth Magnets (Samarium-Cobalt, Neodymium) | Targeted on export control list, impacting its production of high-performance motors for military and aerospace applications. | Jun 22, 2026 | China adds 10 US firms to export control list, bars 46 from … ↗ |
| IMSAR LLC | Defense Electronics & Radar | Gallium (GaN), Germanium | Targeted on export control list; reliant on gallium for its advanced radar systems, a mineral banned for export to the US. | Jun 22, 2026 | China tightens export controls on 10 U.S. defence and rare … ↗ |
| Tesla, Inc. | Automotive & Energy Storage | Rare Earth Magnets, Graphite, Lithium | Broadly impacted by controls on REE magnets for EV motors and graphite/lithium components for batteries. | Oct 09, 2025 | PRC Announces New Export Controls on Rare Earth and … ↗ |
| Intel Corporation | Semiconductors | Gallium, Germanium | Broadly impacted by the ban on gallium and germanium, which are critical for high-performance and next-gen semiconductors. | Dec 03, 2024 | China bans export of critical minerals to US as trade … ↗ |
| Bloom Energy | Clean Energy & Fuel Cells | Rare Earth Elements (Scandium, Yttrium) | Indirectly impacted by systemic risks and price volatility from broad controls on rare earth processing technology and equipment. | Oct 09, 2025 | With new export controls on critical minerals, supply … ↗ |
US vs China, The New Front in the Critical Minerals Supply Chain
The geographic dimension of this conflict is starkly defined, pitting China’s established, dominant processing infrastructure against nascent U.S. efforts to onshore a complete supply chain. The targeting of MP Materials in California and USA Rare Earth in Texas underscores that the U.S. is the primary geographic focus of these restrictive measures. China is leveraging its long-held global leadership in the complex, multi-stage process of separating and refining rare earth oxides into high-purity metals and alloys. The controls are designed to maintain this geographic imbalance, making it exceptionally difficult for Western firms to build or acquire the necessary facilities and expertise outside of China, thereby protecting a critical strategic and economic advantage.
MP Materials’ Vertical Integration Strategy Targeted (2024-2026)
China’s actions reveal a sophisticated understanding of technology maturity and supply chain choke points. The controls are not merely aimed at disrupting current production but at preemptively stalling the maturation of a competitive U.S. supply chain. MP Materials, for instance, has successfully operated its mine but historically relied on Chinese partners for final processing. Its effort to build domestic downstream facilities, backed by U.S. Department of Defense funding, represents a move toward full vertical integration. By restricting “dual-use items and technology, ” China is directly attacking this crucial stage of technological and commercial maturation. Similarly, targeting USA Rare Earth while its Round Top project is still in development is a clear attempt to raise barriers to entry and delay its timeline to become a commercially viable alternative.
10 Companies Targeted: MP Materials’ Supply Chain Risk Scenarios
Looking ahead, U.S. companies reliant on rare earths must aggressively pursue supply chain diversification that extends beyond mineral sourcing to include processing technology, equipment, and expertise. The primary strategic imperative is to build resilient, non-Chinese value chains through partnerships with allied nations and accelerated domestic investment. Recent signals indicate this trend is already underway and will define the competitive landscape.
- The direct targeting of 10 U.S. firms on June 22, 2026, marks a definitive shift from broad policy to direct corporate and geopolitical confrontation, making supply chain security a board-level issue.
- Preceding actions, like the expanded controls on rare earth and battery materials in October 2025, served as a clear signal of intent, demonstrating a phased approach to escalating economic pressure.
- The initial ban on gallium and germanium exports to the U.S. in December 2024 established the legal and procedural framework that enabled the more specific and damaging actions of 2026.
- The specific focus on restricting access to processing equipment for firms like MP Materials shows the conflict is moving up the value chain, a pressure point that will likely be exploited further to slow Western technological independence.
The questions your competitors are already asking
This report covers one angle of the US-China conflict over the rare earth supply chain. The questions that matter most depend on your work.
- New rare earth processing facilities outside China
- US rare earth partnerships with Australia Canada
- Alternatives to rare earth magnets in EV motors
- Companies securing non-China rare earth supply
This report does not answer these. Enki Brief Pro does.
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