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Secondary marketplace / Explore private companies / Ultra Safe Nuclear IPO
Ultra Safe Nuclear

Ultra Safe Nuclear IPO

$1.41B
Series B-2 Valuation, Aug 2022
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Ultra Safe Nuclear IPO date and status

2011
Founded
Oct 2024
MA Announced
Oct 2024
Bankruptcy Filed Chapter 11
Jan 2025
MA Closed

Company details

Ultra Safe Nuclear is a nuclear energy technology company that is focused on developing and commercializing advanced nuclear reactors that are safe, efficient, and cost-effective. The company's reactors are based on the innovative Micro-Modular Reactor (MMR) technology, which is designed to provide clean, reliable, and affordable power to a wide range of customers, including remote communities, industrial users, and military bases. Ultra Safe Nuclear is committed to advancing the state of the art in nuclear energy and to making a positive impact on the environment and society.
Sector
Subsector
Founded
2011
Headquarters
Seattle, WA, United States
Forge Price 1
Price not available
Market Activity 2
Limited
Last Matched Price
Post-Money Valuation 3
$1.41B
Total Funding
$600.02MM
Last Funding Round
Series B-2

Learn more about Ultra Safe Nuclear

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Can you invest in Ultra Safe Nuclear pre-IPO?

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Can you sell shares of Ultra Safe Nuclear before it goes public?

You can no longer sell shares of Ultra Safe Nuclear on Forge as this company is no longer private. However, if you own shares of a private company, Forge may be able to help you sell them in a way that works for you and the company. Learn more or register with us today to get started.

What is the pre-IPO value of my Ultra Safe Nuclear shares?

Forge can no longer determine the value of Ultra Safe Nuclear shares as this company is no longer private. However, if you own shares of a private company, Forge may help you value and sell them in a way that works for you and the company. Learn more or register with us today to get started.

Is Ultra Safe Nuclear a publicly traded company?

Ultra Safe Nuclear became a public company following its M&A on 01/10/2025 and is now a publicly traded company.

To learn more about Ultra Safe Nuclear potential IPO

Will Ultra Safe Nuclear go IPO?

Ultra Safe Nuclear became a public company following its M&A on 01/10/2025.

What is Ultra Safe Nuclear’s IPO price?

The IPO price of Ultra Safe Nuclear is not currently available.

When was Ultra Safe Nuclear founded?

Ultra Safe Nuclear was founded in 2011.

What is Ultra Safe Nuclear funding to date?

Ultra Safe Nuclear has raised $600.02MM to date.

Ultra Safe Nuclear pre-IPO valuation and funding rounds

Funding history chart
Funding round and deals details
Funding Date Round Amount Raised Price per Share Post-Money Valuation 3 Key Investors
08/16/2022 Series B-2 $74.64MM $75.36 $1.41B Undisclosed Investors
Price per Share
$ xx.xx
Shares Outstanding
990,525
Liquidation Pref Order
1
Liquidation Pref As Multiplier
1.0x
Conversion Ratio
1.0x
Dividend Rate
4.0%
Cumulative
Non-cumulative
Participating
Participating
Participation Cap
1000
Key Investors
Undisclosed Investors
08/16/2022 Series B-1 $175.36MM $75.36 $1.41B Undisclosed Investors
Price per Share
$ xx.xx
Shares Outstanding
2,327,017
Liquidation Pref Order
1
Liquidation Pref As Multiplier
1.0x
Conversion Ratio
1.0x
Dividend Rate
4.0%
Cumulative
Non-cumulative
Participating
Participating
Participation Cap
1000
Key Investors
Undisclosed Investors
01/22/2022 Series A-2 $20MM $16.08 $222.03MM Hyundai
Price per Share
$ xx.xx
Shares Outstanding
1,244,014
Liquidation Pref Order
1
Liquidation Pref As Multiplier
1.0x
Conversion Ratio
1.0x
Dividend Rate
6.0%
Cumulative
Cumulative
Participating
Participating
Participation Cap
1000
Key Investors
Hyundai
01/22/2022 Series A-1 $12.61MM $14.36 $222.03MM Hyundai
Price per Share
$ xx.xx
Shares Outstanding
878,428
Liquidation Pref Order
1
Liquidation Pref As Multiplier
1.0x
Conversion Ratio
1.0x
Dividend Rate
6.0%
Cumulative
Cumulative
Participating
Participating
Participation Cap
1000
Key Investors
Hyundai
01/30/2020 Series A $17.4MM $13.08 $86.99MM Undisclosed Investors
Price per Share
$ xx.xx
Shares Outstanding
1,330,172
Liquidation Pref Order
1
Liquidation Pref As Multiplier
1.0x
Conversion Ratio
1.0x
Dividend Rate
6.0%
Cumulative
Cumulative
Participating
Participating
Participation Cap
1000
Key Investors
Undisclosed Investors

Ultra Safe Nuclear IPO news and media highlights

Fuel flexibility gives MMR range of power outputs : New Nuclear

Ultra Safe Nuclear Corporation (USNC) has announced a technology breakthrough that allows its Micro-Modular Reactor (MMR) to produce three times more power. The company's patented Fully Ceramic Microencapsulated (FCM) fuel can now work with either high-assay low-enriched uranium or low-enriched uranium and operate at various power levels. This flexibility enables USNC to serve a range of customers with a single standardised design.

Jacobs selected to support Ultra Safe Nuclear Corporation to develop a UK demonstrator

Ultra Safe Nuclear Corporation (USNC) has chosen Jacobs to support the design and development of its micro modular reactor (MMR) in the UK. The MMR, which uses TRISO particle fuel and is cooled with helium, is expected to help transition away from fossil fuels. The UK government has awarded USNC funding to build a demonstration reactor in the country. Jacobs will support the front-end engineering design programme as a leading subcontractor to USNC.

Micro modular reactor could support transition to renewable energy

Seattle-based Ultra Safe Nuclear Corporation (USNC) has developed a micro modular reactor (MMR) aimed at replacing gas plants and supporting the transition to renewable energy. The UK Department for Energy Security and Net Zero has awarded USNC a grant of up to £22.5m to develop the MMR, which could be used for hydrogen or sustainable aviation fuel production. Engineering multinational Jacobs has joined the project to support design and development.

Governor Ivey Announces Ultra Safe Nuclear Corp. Plans $232 Million Micro-Reactor Assembly Plant in Gadsden ...

Ultra Safe Nuclear Corporation (USNC) plans to invest $232 million in a micro-reactor assembly plant in Gadsden, Alabama. The facility, which will be the first commercial-scale microreactor production facility in the US, will create 250 jobs. The plant will manufacture, assemble, test and inspect non-radiological modules for its advanced microreactors. Construction is set to begin in 2024, with operations starting in 2027.
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Updated on: Dec 11, 2025

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