The "blue wave" effect spreads to the mining sector, and key minerals deals strongly backed by the Trump administration face scrutiny.

Mining companies that received billions of dollars in support from the Trump administration are facing a new risk: after a sweeping Democratic midterm victory, these deals will come under stricter scrutiny. Even before the blue wave swept Congress, Democratic lawmakers had already questioned the methods Trump is using to rebuild America's critical minerals industry. The Trump administration has backed mining and processing companies with a series of unconventional financing arrangements aimed at reducing dependence on China, including direct equity stakes and the issuance of warrants. Democratic lawmakers, including Massachusetts Senator Elizabeth Warren, earlier this year named beneficiaries such as USA Rare Earth, Vulcan Elements and Kaz Resources, questioning whether their ties to the Trump family and Commerce Secretary Howard Lutnick could create conflicts of interest. Such deals have even drawn criticism from within the Republican Party. Former Senator Pat Toomey posted on X on Thursday about the rare earth agreement: "We all seem to oppose state-run grocery stores, but can we accept the government holding equity stakes in semiconductor companies and rare earth miners?" List of deals USA Rare Earth is seeking to build a rare earth mine and processing plant in the United States and reached a $1.6 billion agreement with the Commerce Department in January this year, including about a 10% government equity stake. The company also selected investment bank Cantor Fitzgerald as lead placement agent for a separate $1.5 billion private stock offeringthe bank was previously run by Lutnick and is now led by his sons. Months before private rare earth company Vulcan Elements obtained a $620 million conditional loan commitment from the Department of Defense and a $50 million equity investment from the Commerce Department, 1789 Capital (with Donald Trump Jr. as a partner) had just taken a stake in the company. Neither company responded to requests for comment. Since Trump took office, the government has also taken equity stakes in rare earth miner MP Materials, Lithium Americas and Trilogy Metals, and supported a project by Korea Zinc (the world's largest silver producer) in Tennessee. Kazakh tungsten mining company Kaz Resources had previously received preliminary support intent of up to $1.6 billion from the U.S. government, and Trump's two sons are also passive investorsthe two obtained indirect interests in the project through a series of transactions involving Dominari Holdings. The company plans to list next year through a direct listing. "Since 2023, we have worked closely with U.S. officials to secure a generational asset that will lock in an independent tungsten supply chain for the West," Kaz Resources said in a statement, welcoming any questions from U.S. officials. Bipartisan background and new headwinds Reducing dependence on foreign mineral supplies has historically enjoyed bipartisan support. The Biden administration also invested billions of dollars in domestic mining and processing, including support for Lithium Americas' Thacker Pass project in Nevada; bipartisan members of the House also supported the Trump administration's 2025 deal with MP Materials as a way to expand rare earth production outside China. "These projects are critical to Western industrial resilience and national security," said Pavlo Verkhniatskyi, managing partner at corporate intelligence firm COSA. "Investigations and political controversy could complicate financing, delay investment decisions and slow strategically important projects." But the rapid expansion of the federal government's role in the critical minerals industry has raised concerns about how deals are negotiated and whether politically connected companies receive favorable treatment. California Representative Jared Huffman and New Mexico Senator Martin Heinrich have called for greater transparency in government mining investments, including the criteria for selecting recipients, the legal authority underpinning the investments, and safeguards to protect taxpayers. "By giving certain companies privileged status through direct ownershipessentially picking winners and losersthe government could undermine broader market competition and the development of innovative technologies or mineral substitutes," the three wrote in a February letter to the Trump administration. The risk is that Democrats could use control of congressional committees to hold hearings, request documents, investigate the government's selection of investment targets, challenge future funding in the appropriations process, and push for more disclosure of the government's expanding private-sector portfolio. However, a change in congressional control is unlikely to overturn signed agreements or claw back funds already appropriated under law. "I don't think the intent is necessarily to tear up existing binding legal contracts," said TD Cowen analyst John Miller. He noted that Republicans had used similar tactics beforefor example, in 2023 House Republicans launched a large-scale investigation into the Biden family's financial dealings. But companies whose federal support remains conditional or whose agreements have not yet been finalized face greater uncertainty as lawmakers scrutinize government decisions. "My view is that these plans will be paused as some of the earlier deals are examined more closely," said Marex consultant Ed Meir.