On July 17, 2026, stockholders of Deep Fission, Inc. approved an amendment to the 2025 Equity Incentive Plan, increasing the number of authorized common shares available for issuance by 5,000,000. The company also elected Leslie Goldman Tepper and Blake E. Janover as Class I directors and ratified Grant Thornton LLP as its independent registered public accounting firm for the fiscal year ending December 31, 2026. Deep Fission, Inc. operates in the energy sector, focusing on nuclear fission technology.

Deep Fission, Inc. completed a public offering of 2,500,000 shares of common stock at $16.00 per share, generating $40 million in gross proceeds. The company has granted underwriters an option to an additional 375,000 shares at the same price. Net proceeds are intended for working capital and the development of its first pilot nuclear reactor and related technologies. Deep Fission, Inc. operates in the nuclear energy technology sector.