Health score, price, valuation, risk signals, and key metrics at a glance.
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.
Strongest: Balance Sheet & Red Flags (15/25); weakest: Cash & Earnings Quality (6/25).
Today's multiple positioned against its own trailing range — a visual premium/discount check.
Currently below its 4-quarter median.
Data-driven signals worth keeping an eye on across the last 8 quarters
The company posted negative operating margins in recent quarters — core operations are unprofitable.
Free cash flow has been negative in 8 of the last 8 quarters — earnings are not translating to cash.
as of June 2026
Revenue, EBITDA, operating income, net income, EPS, and shares
Gross, EBITDA, operating, and net margin trends
P/E, P/S, P/B, EV/EBITDA, FCF yield, and earnings yield
Total assets, cash, debt, book value, and leverage
Operating cash flow, free cash flow, FCF margin, and earnings quality
The last 8 consecutive quarters had negative FCF — the company is burning cash and may need external funding.
Shares outstanding increased 1002.0% — significant dilution, likely from stock compensation or capital raises.
