Deep Fission prototype reactor canister delivered to Kansas site

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Deep Fission Prototype Reactor Canister Arrives at Kansas Site, Advancing Reactor Proof-of-Concept Program

July 7, 2026 7:00 AM EDT

-- Company Prepares to Ring Nasdaq Closing Bell Today in Honor of Milestone --

PARSONS, Kan.--(BUSINESS WIRE)-- Deep Fission, Inc. (Nasdaq: FISN) (Deep Fission or the Company), an advanced nuclear energy company developing small modular pressurized water reactors installed one mile underground, today announced the arrival of its prototype reactor canister at its Parsons, Kansas site, marking a key milestone in the Companys Proof-of-Concept Well program and its Gravity Nuclear Reactor development. In celebration of this milestone and its listing on the Nasdaq Stock Market, Deep... More