10 Best Performing NYSE Stocks to Buy Now

4. Oklo Inc. (NYSE:OKLO)

Year-to-Date Performance as of June 23: 159.90%

Number of Hedge Fund Holders: 23

Oklo Inc. (NYSE:OKLO) is one of the best-performing NYSE stocks to buy now. On June 17, Oklo announced that its subsidiary called Atomic Alchemy Inc., has commenced site characterization work for a commercial radioisotope production facility at the Idaho National Laboratory/INL. This marks a significant step in Oklo’s plans to expand its advanced nuclear facilities and establish a reliable domestic supply of critical radioisotopes.

The site characterization activities involve core borings to collect soil and rock samples. The data is crucial for understanding the subsurface composition, which ensures the facility meets stringent safety and building code requirements and supports the design of a robust structural foundation. The milestone builds on Atomic Alchemy’s prior approvals and agreements.

Oklo acquired Atomic Alchemy in an all-stock transaction valued at $25 million in February 2025. The company aims to address the global shortage of critical radioisotopes, which are vital for various applications, such as life-saving diagnostics, targeted cancer therapies, AI chip manufacturing, national security, and advanced research and development. Research Nester projects the radioisotope market to reach $55.7 billion by 2026, with significant demand growth expected over the next decade.

Oklo Inc. (NYSE:OKLO) develops advanced fission power plants to provide clean, reliable, and affordable energy at scale to customers in the US.