When governments take equity stakes, investors should pay attention. Announced in early 2025, the US sovereign wealth fund (SWF) is not a token policy experiment or a passive reserve vehicle. It is emerging as an active investor in strategically critical supply chains, with direct implications for valuation, capital flows and competitive dynamics in semiconductors, critical minerals and AI infrastructure.
Recent U.S. investments in Intel, rare earths producer MP Materials, lithium developer Lithium Americas and Canadian miner Trilogy Metals demonstrate a consistent strategy: deploy state capital to anchor domestic and related supply chains, and then use that signal to attract private investment. This approach combines industrial policy with market participation, reshaping the way risks are shared between the public and private sectors in sectors considered critical to technological and economic sovereignty.
The U.S. sovereign wealth fund doesn’t just support national champions; it redefines how strategic sectors are financed. For financial analysts and asset allocators, this means a structural shift. Government balance sheets become an explicit part of the capital stack, changing the downside risk, return expectations, and long-term investment opportunities for companies embedded in the AI and advanced manufacturing supply chain.
Anchor capital and increase private investment
That of the US government equity-for-grant investments in Intel illustrates how state capital is used to reshape strategic markets in three key ways.
First, it anchors expectations. By taking a direct equity stake, the administration signaled a long-term commitment to domestic chip manufacturing, cementing Intel’s role as the only advanced semiconductor manufacturer operating on U.S. soil. That signal is important for markets assessing the execution risk and sustainability of U.S. onshoring efforts in a sector dominated by Taiwan Semiconductor Manufacturing Company and Korea’s Samsung.
Second, it limits strategic exit. From a purely commercial perspective, Intel is under pressure to withdraw from capital-intensive manufacturing and focus on chip design, where returns tend to be less volatile. However, from a supply chain resilience perspective, an exit from the manufacturing sector would undermine U.S. efforts to secure domestic capacity in advanced semiconductors. By embedding strategic objectives directly into the capital structure, government equity changes that calculation.
Third, there is an overpopulation of private capital. Within days of the American investment SoftBank has committed $2 billionfollowed by Nvidia’s $5 billion design and manufacturing partnership with Intel. Nvidia’s involvement in particular provided validation beyond public support. If the world’s dominant AI chip designer is willing to rely on Intel’s manufacturing capabilities, perceived execution risk decreases, strengthening investment opportunities for additional private capital.
However, government funding alone is not enough to solve Intel’s structural problems. State capital does not eliminate foreclosure risk or guarantee competitiveness against more established global foundries. Its role is catalytic rather than comprehensive: reducing strategic uncertainty, stabilizing long-term commitments, and creating conditions under which private capital and commercial partnerships can scale. This distinction is important for investors. The presence of government equity reforms incentives and risk sharing, but is not a substitute for operational discipline or market validation.
The same capital allocation logic is evident in the U.S. government’s investment in MP Materials, the only fully integrated rare earths producer operating in the United States. As with Intel, the goal is not simply to support a domestic company, but to secure a strategically crucial segment of the supply chain through direct equity participation.
In July the The Department of Defense has made a $400 million equity investment in MP Materials under the Defense Production Act. That interest signaled the government’s long-term commitment to domestic rare earth processing and magnet production, an area where U.S. supply remains heavily dependent on foreign production.
As with Intel, the investment was intended to attract private capital and stabilize demand in the long term. After the government’s commitment MP Materials has secured $1 billion in private financing from JPMorgan Chase and Goldman Sachs to build its new “10X” magnet manufacturing facility in Texas. The Pentagon is positioned to become the company’s largest shareholder, backed by long-term offtake agreements that commit to purchasing all of the new facility’s production.
Rare earth magnets are critical inputs for advanced manufacturing including defense systems, aerospace and semiconductors, which helps explain why the Pentagon is positioned to become the largest shareholder of MP Materialswith a potential stake of up to 15% and long-term offtake agreements covering the facility’s entire production.
The same approach is clearly reflected in the US government’s investment in Lithium Americas, which is developing the Thacker Pass lithium project in Nevada. Through a combination of a restructured loan and a 5% equity stake in both the company and the joint venture with the project, the government is embedding itself directly into the capital structure of a resource critical to battery production and advanced manufacturing.
As with semiconductors and rare earth metals, the goal is not short-term financial support, but long-term security of supply. By combining equity participation with project-level financing, the investment reduces development risk, improves access to capital and increases the likelihood that domestic lithium production will reach commercial scale.
The strategy is not limited to America’s borders. The U.S. government’s 10% equity investment in Canadian mining company Trilogy Metals reflects a broader effort to secure access to critical minerals through allied supply chains, rather than relying solely on domestic production. Together, these investments suggest a repeatable model rather than a series of isolated interventions.
Supply chains without borders
Trilogy Metals’ assets, including copper deposits in Alaska, require significant long-term capital to reach production. By taking an equity stake, the US government is demonstrating strategic interest while positioning itself to support future development together with private investors. The investment underlines that supply chain resilience in practice often depends on cross-border capital alignment with trusted partners.
Overall, from semiconductors and rare earths to lithium and related mining assets, the US SWF operates less as a passive allocator and more as a strategic participant in the capital stack. Taken together, these investments indicate a coherent effort to secure critical segments of the supply chain that the U.S. supports AI action planentitled ‘Winning the Race’, through direct equity participation and capital coordination.
By taking equity positions, linking them to financing and offtake commitments, and using these stakes to attract private capital, the government is reshaping how risk is shared in sectors considered critical to technological competitiveness.
This approach places the US alongside other state investors, especially in the Middle East, who are increasingly doing so combining strategic objectives with financial returns in areas such as AI infrastructure and advanced manufacturing. For investors, this does not mean that state capital eliminates risk, but that it changes incentives, time horizons and downward dynamics in selected supply chains. As this model continues to expand, government balance sheets are likely to remain an active and sometimes decisive presence in strategically important investment ecosystems.
This is part two of Ma’s American SWF series. Read the first part here.
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