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FISN
Deep Fission, Inc. Common Stock
stockNASDAQ

At CloseOct 5, 2026 3:59:54 PM EDT

5.38USD-2.803%(-0.16)196,589

4.8100Bid6.5400Ask1.7300Spread

Pre-marketOct 5, 2026 8:54:30 AM EDT

5.73USD+3.617%(+0.20)

After-hoursOct 5, 2026 4:00:30 PM EDT

5.62USD+4.558%(+0.24)

FISN News

Day breaks

05:53 PM EDTFISN Investors Have Opportunity to Join Deep Fission, Inc. Fraud Investigation with SBS Law ·

Business Wire

10:46 AM EDTDeep Fission Schedules Business Update Call on Tuesday, October 20, 2026 ·

Business Wire

10:52 AM EDT#26-73 Trading halt in Free2Move Holding AB ·

Cision

07:30 AM EDTDeep Fission to Participate in Upcoming Investor Conferences ·

Business Wire

04:46 PM EDTCompanies From Uranium Mining to Fusion Meet Institutional Investors at the Inaugural ROTH Emerging Nuclear Technology Conference ·

NewMediaWire

10:31 AM EDTThe Bear Cave #345 ·

The Bear Cave

08:52 PM EDTDeep Fission Rejects Distortions in Short-Seller Report ·

Business Wire

10:52 AM EDTDeep Fission drops after Iceberg Research short report ·

Seeking Alpha

03:38 PM EDTTerrestrial Energy, Deep Fission rise as Roth initiates with Buy recommendations ·

Seeking Alpha

07:36 AM EDTDeep Fission partners with driller to test borehole technology ·

Investing.com

07:30 AM EDTDeep Fission and Youngquist Brothers Announce Collaboration on Deep, Large-Diameter Borehole Drilling for Underground Nuclear Reactor Deployment ·

Business Wire

06:06 PM EDTPublic and Private Nuclear Companies Meet Institutional Investors at the StoneX Nuclear Innovation Summit, September 23-24 ·

NewMediaWire

07:30 AM EDTDeep Fission Publishes DOE-Approved Nuclear Safety Design Agreement for Gravity™ Pilot Reactor, Demonstrating Commitment to Transparency ·

Business Wire

06:14 PM EDTThe Nuclear IPO Boom Is Back: How Westinghouse and Its Rivals Stack Up for Long-Term Investors ·

The Motley Fool