7 Best Rare Earth Stocks to Buy According to Hedge Funds

4. ASP Isotopes Inc. (NASDAQ:ASPI)

Number of Hedge Fund Holders: 23

ASP Isotopes Inc. (NASDAQ:ASPI) is one of the best rare earth stocks.

TheFly reported on January 7, 2026, that ASPI announced the successful closing of its acquisition of Renergen Limited. This strategic merger combines ASP Isotopes’ advanced enrichment technologies with Renergen’s helium and natural gas assets, specifically the Virginia Gas Project in South Africa.

The combined company aims to become a leading global supplier of critical materials for high-growth sectors, including semiconductors, quantum computing, and clean energy. A significant highlight of the deal is Renergen’s access to approximately $750 million in committed debt funding, primarily from the U.S. International Development Finance Corporation (DFC), to expand helium production capacity.

ASP Isotopes Inc. (NASDAQ:ASPI) is an advanced materials and isotope enrichment company that does not directly mine rare earth elements (REEs), but engages in the production and enrichment of certain stable isotopes of elements that are part of the broader strategic materials universe, including some elements that appear in the rare earth category or are closely related.