Check out the companies making the biggest moves before the bell: USA Rare Earth — Shares rose more than 21% after the Trump administration took a stake in the rare earths miner. The company will issue 16.1 million shares of common stock and 17.6 million in warrants. Allied Gold — The gold miner climbed more than 3% after it agreed to be acquired by Hong Kong-based Zijin Gold for C$5.5 billion in cash. The deal is expected to close by late April. Newmont — Shares climbed more than 4% as gold prices continued their surge to record levels. The precious metal on Monday climbed above $5,100 for the first time. Enphase Energy — The solar energy stock fell nearly 2% after the company said it would cut its workforce by more than 5%, impacting around 160 employees. Airlines — The group fell as a heavy winter storm affecting much of the U.S. raised concerns of flight cancellations and delays. Shares of United Airlines and American Airlines slid nearly 1%, each. Shares of Delta Air Lines and Southwest Airlines were also lower. AppLovin — The mobile advertising company rose more than 2% after an upgrade from Needham. The firm moved its rating of AppLovin to buy from hold. Needham’s $700 price target indicates 25% upside from Friday’s close. IonQ , SkyWater Technology — Shares gained 2.7% after the quantum computing company agreed to buy SkyWater Technology for around $1.8 billion. The deal is expected to close in the second or third quarter of 2026. IonQ added it expects to report 2025 revenue at the high end of its guidance range. SkyWater Technology popped 7.3%. CoreWeave , Nvidia — The AI cloud stock rose nearly 10% after it announced Nvidia invested another $2 billion in the company, expanding their partnership. The investment will go toward enabling “to accelerate the buildout of more than 5 gigawatts of AI factories by 2030 to advance AI adoption at global scale,” the companies said in a release. Nvidia slipped 0.6%. — CNBC’s Sarah Min and Davis Giangiulio contributed reporting.