Key PointsThe company just began producing neodymium-iron-boron magnets.MP Materials is getting assistance from Apple and the Department of Defense.The company grew revenue by 10% in 2025 but isn't profitable.10 stocks we like better than MP Materials › Rare-earth mining company MP Materials (NYSE: MP) is having a moment. Its shares are up more than 30% so far this year, even though it may be years before the company is close to turning a profit…