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FISN · NASDAQ

Deep Fission, Inc.

$2.75 +0.60 (+27.79%)

Company overview

Deep Fission Nuclear, Inc. engages in the provision of nuclear energy through underground nuclear reactor. It uses clustered boreholes as a containment system. The company was founded by Richard Muller and Elizabeth Muller in 2023 and is headquartered in Berkeley, CA.

Sector
Utilities
Industry
Renewable Utilities
Exchange
NASDAQ
Market cap
$162M
Employees
60
Headquarters
Berkeley, CA
Website
deepfission.com
CEO
Elizabeth Muller
Listed
July 30, 2007
P/E
0.00
Dividend yield
0.00%

Price chart

1.425.9910.5515.1119.68
FISN 1D NASDAQ O2.28H2.31L2.10C2.16-0.14 (-6.09%)Vol409.21K

News

15-min delaySigned-out view is delayed 15 minutes. Log in on Pro for the live news desk.

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Source
Date
Type
Ticker Type Headline Source Published
FISNDeep Fission, Inc. Legal INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Deep Fission, Inc. - FISN GlobeNewswire
FISNDeep Fission, Inc. Press release Replays from RedChip's Next Generation of Energy Infrastructure Virtual Investor Conference Now Available ACCESS Newswire
FISNDeep Fission, Inc. Legal INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Deep Fission, Inc. - FISN ACCESS Newswire
FISNDeep Fission, Inc. Stock news Deep Fission Targets 2027 Kansas Nuclear Pilot, 2028 Commercial Rollout MarketBeat
FISNDeep Fission, Inc. Legal INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Deep Fission, Inc. - FISN PRNewsWire
FISNDeep Fission, Inc. Legal INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Deep Fission, Inc. - FISN ACCESS Newswire
FISNDeep Fission, Inc. Legal INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Deep Fission, Inc. - FISN ACCESS Newswire
FISNDeep Fission, Inc. Legal Bronstein, Gewirtz & Grossman, LLC Initiates an Investigation into Allegations Against Deep Fission, Inc. (FISN) And Encourages Shareholders to Reach Out ACCESS Newswire
FISNDeep Fission, Inc. Press release RedChip to Showcase Public Companies Advancing the Future of Energy Infrastructure at October 22 Investor Conference ACCESS Newswire
FISNDeep Fission, Inc. Press release Deep Fission Honored by Goldman Sachs for Entrepreneurship Business Wire
FISNDeep Fission, Inc. Legal Bronstein, Gewirtz & Grossman, LLC Announces an Investigation Against Deep Fission, Inc. (FISN) and Encourages Shareholders to Learn More About the Investigation ACCESS Newswire
FISNDeep Fission, Inc. Legal INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Deep Fission, Inc. - FISN GlobeNewswire
FISNDeep Fission, Inc. Legal Deep Fission, Inc. (FISN) Investigation: Bronstein, Gewirtz & Grossman, LLC Encourages Investors to Contact the Firm to Learn More About the Investigation ACCESS Newswire
FISNDeep Fission, Inc. Stock news Deep Fission: An 18.5 GW Pipeline Makes The Upside Enormous, But Execution Is Everything Seeking Alpha
FISNDeep Fission, Inc. Legal INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Deep Fission, Inc. - FISN ACCESS Newswire
FISNDeep Fission, Inc. Legal Bronstein, Gewirtz & Grossman, LLC Is Investigating Deep Fission, Inc. (FISN) And Encourages Investors to Connect ACCESS Newswire
FISNDeep Fission, Inc. Legal DEEP FISSION, INC. (NASDAQ: FISN) INVESTIGATION: Johnson Fistel Investigates Potential Securities Claims Following Short-Seller Report GlobeNewsWire
FISNDeep Fission, Inc. Legal FISN Investors Have Opportunity to Join Deep Fission, Inc. Fraud Investigation with SBS Law GuruFocus
FISNDeep Fission, Inc. Legal FISN Investors Have Opportunity to Join Deep Fission, Inc. Fraud Investigation with SBS Law Business Wire
FISNDeep Fission, Inc. Press release Deep Fission Schedules Business Update Call on Tuesday, October 20, 2026 Business Wire
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FAQ

Questions about Deep Fission, Inc.

What does Deep Fission, Inc. do?
Deep Fission Nuclear, Inc. engages in the provision of nuclear energy through underground nuclear reactor. It uses clustered boreholes as a containment system. The company was founded by Richard Muller and Elizabeth Muller in 2023 and is headquartered in Berkeley, CA.
What is FISN's market cap?
Deep Fission, Inc. (FISN) is a listed stock with a live quote. The latest market cap on this page is $162M.
Where is Deep Fission, Inc. headquartered?
Deep Fission, Inc. is headquartered in Berkeley, CA.
How do I get FISN news from the API?
Call GET /v1/news?tickers=FISN. Add type=news, type=press_release, or type=legal to take one feed. Pro keys search the full archive in real time. Free keys are delayed 15 minutes and return the last year. Signed-out visitors and Free accounts see that same year on this page. Pro sees the full archive.
How far back does FISN news go?
Signed-out visitors and Free accounts see the last year of stock news, press releases, and legal notices for FISN, 15 minutes behind, and each headline links to the publisher. Pro, including the 7-day trial, sees the full archive as headlines are ingested. A Free API key returns the last year. Pro keys search the full archive.
Is the FISN price on this page from the API?
The price and daily change update during the US session for every visitor. That quote is context on this page. It is not part of the news API. The chart is one candle per session from the start of 2020. 1W, 1M, and 1Y group those sessions.
Can I use the Pro plan commercially?
No. The Pro plan cannot be used for commercial work. A product you sell, work you do for a client, or redistribution of the feed needs a custom plan and a license. Email [email protected].

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