Oklo Inc. (NYSE: OKLO) is an advanced nuclear energy company that became publicly traded in May 2024 through a business combination with AltC Acquisition Corp., a blank-check vehicle sponsored by Sam Altman and Michael Klein that completed its SPAC IPO in 2021. Operating in the clean energy and advanced fission sector, Oklo is developing compact fast fission power plants under its Aurora powerhouse design, targeting data centers, industrial operators, and remote communities as its primary customer base. The company filed an 8-K with the SEC on June 8, 2026, under accession number 0001849056-26-000028. For complete filing histories, corporate disclosures, and real-time SPAC research on Oklo and hundreds of other transactions, sign up for full data access at SpacDesk.