Deep Fission
FISNNasdaq United StatesUtilitiesElectric Utilities: Central
Market cap
$85.419 M
$1.45 -34.39%
Close of 6 Nov 2026
As of 6 Nov 2026, Deep Fission (FISN) has a market capitalization of $85.4M. Market cap measures the value of outstanding equity at market prices; company totals combine applicable share classes. Prices and market caps come from Nasdaq, with financial fundamentals from SEC filings. See sources and calculation details.
Revenue
—
Not reported
Earnings
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Not reported
Shares outstanding
58,909,588
Latest filing cover page
P/E ratio
—
Cap ÷ net income
Electric Utilities: Central, ranked by market cap
All 61 →- #54ONE Nuclear EnergyONEN$180.8M
- #55Georgia PowerGPJA$170.1M
- #56Deep FissionFISN$85.4M
- #57Hadron EnergyHDRN$48.4M
- #58Eco Wave Power Global AB (publ)WAVE$27.1M
What if Deep Fission were worth as much as…
Open the what-if tool →Where these numbers come from
Share counts and financials for Deep Fission are taken from its own SEC filings via EDGAR: public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Read the methodology.