Deep Fission completes IPO, raises $40M at $16.00 per share; stock begins trading on Nasdaq

DEEP FISSION, INC.

Offered 2.5M shares at $16.00/share; gross proceeds of $40M.
Underwriters have 30-day option to purchase up to 375,000 additional shares.
Stock began trading on Nasdaq Global Market on June 18, 2026 under symbol FISN.
Net proceeds to fund working capital, engineering, R&D, licensing, and construction of first pilot nuclear reactor.

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