Articles from Deep Fission, Inc.

Deep Fission, Inc. (“Deep Fission” or the “Company”), an advanced nuclear energy company developing small modular pressurized water reactors installed one mile underground, today announced the pricing of its public offering of 2,500,000 shares of its common stock at a public offering price of $16.00 per share, for total gross proceeds of $40 million. In addition, Deep Fission has granted the underwriters a 30-day option to purchase up to an additional 375,000 shares of its common stock at the initial public offering price, less underwriting discounts and commissions. Deep Fission’s common stock has been approved for listing on the Nasdaq Global Market under the symbol “FISN” and is expected to begin trading on June 18, 2026. The offering is anticipated to close on June 22, 2026, subject to the satisfaction of customary closing conditions.

Deep Fission, Inc. (“Deep Fission” or the “Company”), an advanced nuclear energy company developing small modular pressurized water reactors installed one mile underground, today announced that it has commenced the roadshow for its proposed underwritten public offering of 6,000,000 shares of its common stock. In addition, Deep Fission intends to grant the underwriters a 30-day option to purchase up to an additional 900,000 shares of its common stock at the initial public offering price, less underwriting discounts and commissions. The initial public offering price is expected to be between $24.00 and $26.00 per share. The Company has applied to list its common stock on The Nasdaq Global Market under the ticker symbol “FISN”.

Deep Fission, Inc. (“Deep Fission” or the “Company”), will host a community engagement webinar on Tuesday, April 21, at 7 p.m. CDT, inviting the public to learn more about the company’s advanced nuclear energy project in Parsons, Kansas.

Deep Fission, Inc. (“Deep Fission” or the “Company”), an advanced nuclear energy company developing small modular pressurized water reactors installed one mile underground, today announced it has begun drilling its first data acquisition well in Parsons, Kansas.

Deep Fission, Inc. (“Deep Fission” or the “Company”), a pioneering advanced nuclear energy company placing small modular pressurized water reactors in boreholes one mile underground, will host a public meeting in Parsons, Kansas on Thursday, March 12, from 5:00–7:00 p.m. CT.

Deep Fission, Inc. (“Deep Fission” or the “Company”), a pioneering advanced nuclear energy company placing small modular pressurized water reactors in boreholes one mile underground, announced today it has entered into an agreement to purchase low-enriched uranium (LEU) from Urenco USA. The fuel will support testing and demonstration activities as part of the Company’s participation in the U.S. Department of Energy’s Reactor Pilot Program as well as early commercial operations.

Deep Fission, Inc. (“Deep Fission” or the “Company”), a pioneering advanced nuclear energy company placing small modular pressurized water reactors (SMRs) in boreholes one mile underground, announced today it has raised $80 million in new financing.

Deep Fission, Inc. (“Deep Fission” or the “Company”), a pioneering advanced nuclear energy company placing small modular pressurized water reactors in boreholes one mile underground, announced today that it has selected the Great Plains Industrial Park in Parsons, Kansas, as the site of its advanced reactor pilot project. Deep Fission will hold a groundbreaking ceremony on Tuesday, December 9, 2025, marking a significant milestone in the Company’s first demonstration of the Gravity Nuclear Reactor.

Deep Fission, Inc., a pioneering advanced nuclear energy company placing 15 MWe small modular pressurized water reactors in boreholes one mile underground, today announced the promotion of Mike Brasel to Chief Operating Officer (COO).

Deep Fission, Inc. (“Deep Fission” or the “Company”), a pioneering advanced nuclear energy company placing small modular pressurized water reactors in boreholes one mile underground, announced today it has signed Letters of Intent (LOIs) with data centers, co-developers, industrial parks, and strategic partners totaling 12.5 gigawatts (GW) of power. The LOIs outline plans to pursue commercial deployment of Deep Fission’s small modular reactors (SMRs).

Deep Fission, Inc., a pioneering advanced nuclear energy company placing 15 MWe small modular reactors (SMRs) in boreholes one mile underground, is pleased to announce that Mark Schmitz recently joined Deep Fission as Chief Financial Officer (CFO).

Deep Fission, Inc. (“Deep Fission” or the “Company”), a pioneering advanced nuclear energy company placing small modular pressurized water reactors in boreholes one mile underground, announced today that CEO Liz Muller appeared as a guest this morning on Fox Business Network’s show, “Morning with Maria”.

Deep Fission, Inc. (“Deep Fission” or the “Company”), a pioneering advanced nuclear energy company placing small modular pressurized water reactors in boreholes one mile underground, announced today the selection of its first three planned sites in Texas, Utah, and Kansas.

Deep Fission, Inc. (“Deep Fission” or the “Company”), a pioneering advanced nuclear energy company placing small modular pressurized water reactors in boreholes one mile underground, announced today it raised $30M in a heavily oversubscribed private placement offering at $3.00 per share as well as completed a go-public reverse merger transaction with Surfside Acquisition Inc., which has been renamed Deep Fission, Inc.