Cameco vs. MP Materials: Does Uranium or Rare Earths Make a Better Stock Buy in 2026?

Investors faced a decision between Cameco Corp, a leader in nuclear energy, and MP Materials Corp, a key player in rare earths, as they considered which stock might perform better in 2026. Cameco operates a vertically integrated nuclear fuel company, handling all aspects from uranium mining to reactor fuel fabrication. It serves a diverse group of customers across 16 countries, making it a central player in the nuclear energy market.

The company's latest annual report showed a 11% revenue growth in FY 2025, with a net income of $421 million and a healthy net margin of 17%.

MP Materials, on the other hand, focuses on the rare earth supply chain, aiming to provide a Western alternative to China's dominance. The company has secured major contracts with General Motors and Apple and has ceased sales to China. However, MP Materials reported a net loss of $86 million in FY 2025, resulting in a negative net margin of 38%.

The company faces significant geopolitical risks, as rare earth prices are heavily influenced by Chinese production and regulations. Despite these challenges, MP Materials is the only fully integrated rare-earth producer in the U.S., with a strong presence at the Mountain Pass facility in California. Analysts project the company's revenue to double in fiscal year 2026 and again in 2027, with the potential for first-time profits.

While both companies play crucial roles in the energy transition, Cameco offers a more stable investment with low single-digit growth, while MP Materials carries higher risk but also the potential for significant rewards.