Skip to main content
Recent Quotes
My Watchlist
Indicators
Markets
Stocks
ETFs
Tools
Markets:
Overview
News
Currencies
International
Treasuries

Deep Fission, Inc. - Common Stock (NQ:FISN)

4.965 -0.165 (-3.22%)
Delayed Quote Updated: 1:09 PM EDT, Oct 1, 2026 Add to My Watchlist
Quote
Overview Detailed Quote Charting Historical Prices
News
All News News Headlines Press Releases
Research
Quarterly Reports Insider Filings Other Filings

Price and Volume

Detailed Quote
Volume 222,432
Open 5.150
Bid (Size) 4.950 (300)
Ask (Size) 4.980 (200)
Prev. Close 5.130
Today's Range 4.902 - 5.240
52wk Range 5.050 - 19.00
Shares Outstanding N/A
Dividend Yield N/A
Chart for (: )
Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News
News headline image
Deep Fission Schedules Business Update Call on Tuesday, October 20, 2026
From Deep Fission, Inc.
Via Business Wire
News headline image
INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Deep Fission, Inc. - FISN
From Pomerantz LLP
Via GlobeNewswire

Performance

YTD
-65.9%
-65.9%
1 Month
-26.0%
-26.0%
3 Month
-52.7%
-52.7%
6 Month
-65.9%
-65.9%
1 Year
-65.9%
-65.9%

More News

Read More
News headline image
FISN Investor Alert: Deep Fission Securities Investigation - Kehoe Law Firm, P.C.
From Kehoe Law Firm
Via GlobeNewswire
News headline image
Deep Fission to Participate in Upcoming Investor Conferences
From Deep Fission, Inc.
Via Business Wire
News headline image
Deep Fission Rejects Distortions in Short-Seller Report
From Deep Fission, Inc.
Via Business Wire
News headline image
Deep Fission and Youngquist Brothers Announce Collaboration on Deep, Large-Diameter Borehole Drilling for Underground Nuclear Reactor Deployment
From Deep Fission, Inc.
Via Business Wire
News headline image
Deep Fission Publishes DOE-Approved Nuclear Safety Design Agreement for Gravity™ Pilot Reactor, Demonstrating Commitment to Transparency
From Deep Fission, Inc.
Via Business Wire
News headline image
Deep Fission Installs and Retrieves Full-Scale Reactor Canister Using Off-the-Shelf Drilling Equipment
From Deep Fission, Inc.
Via Business Wire
News headline image
The Nuclear IPO Boom Is Back: How Westinghouse and Its Rivals Stack Up for Long-Term Investors ↗
Via The Motley Fool
Topics Initial Public Offering
News headline image
Deep Fission Names ShawnTrell Scales as Its First Chief People Officer
From Deep Fission, Inc.
Via Business Wire
News headline image
Deep Fission Targets 2027 Grid Power From First Underground Nuclear Reactor ↗
Via MarketBeat
News headline image
Deep Fission Targets 2027 Debut for Underground Nuclear Reactors ↗
Via MarketBeat
News headline image
Department of Energy Approves Nuclear Safety Design Agreement for Deep Fission's Gravity™ Reactor, Designed to Convert to Commercial Operation
From Deep Fission, Inc.
Via Business Wire
News headline image
Deep Fission CEO Liz Muller to Present at Canaccord Genuity’s 46th Annual Growth Conference
From Deep Fission, Inc.
Via Business Wire
News headline image
Deep Fission Prototype Reactor Canister Arrives at Kansas Site, Advancing Reactor Proof-of-Concept Program
From Deep Fission, Inc.
Via Business Wire
News headline image
Deep Fission Joins DOE Secretary Wright at Idaho National Laboratory Event to Celebrate Nuclear Innovation
From Deep Fission, Inc.
Via Business Wire
News headline image
Advanced Nuclear Company Deep Fission Announces Customer Pipeline of Up to 18.5 Gigawatts of Generation Capacity
From Deep Fission, Inc.
Via Business Wire
News headline image
Advanced Nuclear Company Deep Fission Announces Closing of Public Offering of Common Stock
From Deep Fission, Inc.
Via Business Wire

Frequently Asked Questions

Is Deep Fission, Inc. - Common Stock publicly traded?
Yes, Deep Fission, Inc. - Common Stock is publicly traded.
What exchange does Deep Fission, Inc. - Common Stock trade on?
Deep Fission, Inc. - Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Deep Fission, Inc. - Common Stock?
The ticker symbol for Deep Fission, Inc. - Common Stock is FISN on the Nasdaq Stock Market
What is the current price of Deep Fission, Inc. - Common Stock?
The current price of Deep Fission, Inc. - Common Stock is 4.965
When was Deep Fission, Inc. - Common Stock last traded?
The last trade of Deep Fission, Inc. - Common Stock was at 10/01/26 01:09 PM ET
Stock Quote API & Stock News API supplied by www.cloudquote.io
Quotes delayed at least 20 minutes.
By accessing this page, you agree to the Privacy Policy and Terms Of Service.
© 2025 FinancialContent. All rights reserved.