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Deep Fission, Inc. (FISN)

Industrials | Specialty Industrial Machinery | Berkeley, United States | NasdaqGM
6.56 USD -0.37 (-5.339%) ⇩ (Aug. 28, 2026, 4 p.m. EDT)
After hours: 6.68 +0.12 (1.803%) ⇧ (Aug. 28, 2026, 7:47 p.m. EDT)

Short-term:★☆☆☆☆Long-term:⯪☆☆☆☆Dividends:☆☆☆☆☆
Hot Take | Aug. 22, 2026, 1:43 a.m. EDT

The immediate outlook is severely clouded by a complete lack of earnings power and deteriorating operational cash flows. With negative trailing EPS, negative forward EPS, and significant free cash outflows, the business is currently burning capital rather than generating value. This fundamental rot is compounded by a brutal price trajectory; the stock has lost nearly half its value over the last year, trading well below both its 50-day and 200-day moving averages, which signals persistent selling pressure and a failure to find a floor despite recent IPO activity. While the company boasts a massive pipeline of 18.5GW in customer interest, the market has clearly priced this as insufficient to overcome the execution risks and financial distress, resulting in a 'value trap' scenario where the low price reflects deep structural issues rather than a bargain. There is no dividend to provide income, and the statistical models offer no guidance due to insufficient data, leaving investors exposed to pure speculation on a turnaround that has yet to materialize.

None
Attribute Value
Sector Industrials
Debt to Equity Ratio 0.057
Market Cap 386,422,944
Forward P/E -4.86
Website https://deepfission.com

Info Dump

Attribute Value
52 Week Change -0.52403843
Address1 2,001 Addison Street
Address2 Suite 300
All Time High 19.0
All Time Low 6.76
Ask 10.0
Ask Size 1
Average Daily Volume10 Day 202,750
Average Daily Volume3 Month 340,112
Average Volume 340,112
Average Volume10Days 202,750
Bid 8.66
Bid Size 1
Book Value 1.653
City Berkeley
Compensation As Of Epoch Date 1,767,139,200
Country United States
Crypto Tradeable 0
Currency USD
Current Price 6.56
Current Ratio 11.469
Custom Price Alert Confidence HIGH
Date Short Interest 1,786,665,600
Day High 7.0943
Day Low 6.42
Debt To Equity 0.057
Display Name Deep Fission
Ebitda -70,969,840
Ebitda Margins 0.0
Enterprise To Ebitda -4.442
Enterprise Value 315,258,144
Eps Current Year -1.67
Eps Forward -1.35
Eps Trailing Twelve Months -1.78
Esg Populated 0
Exchange NGM
Exchange Data Delayed By 0
Exchange Timezone Name America/New_York
Exchange Timezone Short Name EDT
Fifty Day Average 9.756735
Fifty Day Average Change -3.196735
Fifty Day Average Change Percent -0.32764393
Fifty Two Week Change Percent -52.403843
Fifty Two Week High 19.0
Fifty Two Week High Change -12.440001
Fifty Two Week High Change Percent -0.6547369
Fifty Two Week Low 6.42
Fifty Two Week Low Change 0.13999987
Fifty Two Week Low Change Percent 0.021806832
Fifty Two Week Range 6.42 - 19.0
Financial Currency USD
First Trade Date Milliseconds 1,781,789,400,000
Float Shares 31,862,811
Forward Eps -1.35
Forward P E -4.859259
Free Cashflow -14,751,606
Full Exchange Name NasdaqGM
Full Time Employees 51
Fullday Change -0.37
Fullday Change Percent -5.3391
Fullday Price 6.6783
Gmt Off Set Milliseconds -14,400,000
Gross Margins 0.0
Has Pre Post Market Data 1
Held Percent Insiders 0.37664002
Held Percent Institutions 0.118310004
Implied Shares Outstanding 58,905,938
Industry Specialty Industrial Machinery
Industry Disp Specialty Industrial Machinery
Industry Key specialty-industrial-machinery
Ipo Expected Date 2,026-06-18
Language en-US
Last Fiscal Year End 1,767,139,200
Long Business Summary Deep Fission, Inc. develops and deploys small modular nuclear reactors placed deep underground to generate electricity. The company provides small modular nuclear reactors designed for underground installation at a depth of one mile, offering carbon-free energy and capacity solutions. It delivers scalable reactor configurations for onsite power needs or flexible offtake agreements in wholesale power markets, manages the licensing process with regulatory authorities, and supports strategic development for decarbonization and reliability goals. The company also provides advisory and partnership services for deployment and operation of its reactor technology, using artificial intelligence to streamline operations. Deep Fission serves utilities, data centers, heavy industry, the military, government, and large cities. The company was founded in 2023 and is based in Berkeley, California.
Long Name Deep Fission, Inc.
Market us_market
Market Cap 386,422,944
Market State CLOSED
Max Age 86,400
Message Board Id finmb_1892180269
Most Recent Quarter 1,782,777,600
Net Income To Common -106,419,952
Next Fiscal Year End 1,798,675,200
Non Diluted Market Cap 407,629,090
Number Of Analyst Opinions 3
Open 6.83
Operating Cashflow -51,881,196
Operating Margins 0.0
Payout Ratio 0.0
Phone (707) 400-0778
Post Market Change 0.11829996
Post Market Change Percent 1.8033531
Post Market Price 6.6783
Post Market Time 1,787,960,834
Previous Close 6.93
Price Eps Current Year -3.9281437
Price Hint 2
Price To Book 3.968542
Profit Margins 0.0
Quick Ratio 10.911
Quote Source Name Nasdaq Real Time Price
Quote Type EQUITY
Recommendation Key none
Region US
Regular Market Change -0.37
Regular Market Change Percent -5.3391
Regular Market Day High 7.0943
Regular Market Day Low 6.42
Regular Market Day Range 6.42 - 7.0943
Regular Market Open 6.83
Regular Market Previous Close 6.93
Regular Market Price 6.56
Regular Market Time 1,787,947,201
Regular Market Volume 247,112
Return On Assets -0.79064006
Return On Equity -2.56074
Sand P52 Week Change 0.1966995
Sector Industrials
Sector Disp Industrials
Sector Key industrials
Shares Outstanding 58,905,938
Shares Percent Shares Out 0.0149
Shares Short 876,278
Shares Short Previous Month Date 1,784,073,600
Shares Short Prior Month 539,496
Short Name Deep Fission, Inc.
Short Percent Of Float 0.020499999
Short Ratio 4.45
Source Interval 15
State CA
Symbol FISN
Target High Price 25.0
Target Low Price 18.0
Target Mean Price 21.0
Target Median Price 20.0
Total Cash 93,016,000
Total Cash Per Share 1.579
Total Debt 56,000
Tradeable 0
Trailing Annual Dividend Rate 0.0
Trailing Annual Dividend Yield 0.0
Trailing Eps -1.78
Trailing Peg Ratio None
Triggerable 1
Two Hundred Day Average 9.756735
Two Hundred Day Average Change -3.196735
Two Hundred Day Average Change Percent -0.32764393
Type Disp Equity
Volume 247,112
Website https://deepfission.com
Zip 94,704