Core Insights - MP Materials, a rare-earth metals miner, was previously in a challenging position due to reliance on China for rare-earth magnets and mining, which are crucial for high-tech products [1][2] - Despite past struggles, MP Materials' stock has surged in 2025, with a significant increase in value, tripling from $100 to $306.70 in one year [3] - The turnaround is attributed to a change in U.S. industrial policy, including a $400 million investment from the Trump administration and a 10-year guarantee from the Department of Defense to purchase all rare-earth magnets produced by MP [4][5] Company Developments - MP Materials is the only U.S. company actively addressing the country's dependence on China for rare-earth materials [1] - The company faced significant risks from potential Chinese tariffs and pricing strategies, which previously led to unprofitability [2] - The U.S. government's support has enabled MP to plan the construction of a second rare-earth magnet factory with an annual capacity of 10,000 tons, potentially replacing 73.5% of current imports [4]