Deep FISSION, Inc. (FISN) intrinsic value & 10-year financials

Deep FISSION, Inc. (FISN) has no Graham intrinsic value right now because the formula needs positive earnings.

Graham intrinsic value
—
Share price (Oct 17, 2026)
$3.45
Market cap
$17.3M
Revenue (FY2025)
—
ROIC (10-yr avg)
-82.1%
Free cash flow (FY2025)
-$13.1M

FISN 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 — -$61.0M — -$13.1M — -551.2%
FY2024 — -$44.8K -$0.01 -$47.5K — 34.0%
FY2023 — -$47.6K -$0.01 — — 55.6%
FY2022 — -$49.4K $0.00 — — 133.1%
FY2021 — — — — — —

Source: annual 10-K filings on SEC EDGAR. Figures in USD.

Executive summary

DEEP FISSION, INC. revenue growth over the past decade is N/A; insufficient history prevents a reliable 10-year CAGR calculation.

DEEP FISSION, INC. has earned high returns on invested capital, averaging 54.3% ROIC over the available history. High ROIC is consistent with a durable franchise, but it is not by itself proof of an economic moat.

DEEP FISSION, INC. capital allocation metrics are N/A for the decade; share count and net debt history are incomplete.

Benjamin Graham lens

DEEP FISSION, INC. is evaluated under Benjamin Graham's defensive framework using SEC EDGAR fundamentals using an 8.5 + 2g earnings multiple and a 5.1% AAA bond-yield baseline.

FISN stock: frequently asked questions

Does Deep FISSION, Inc. generate free cash flow?

Deep FISSION, Inc. generated -$13.1M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2025. Free cash flow was positive in 0 of the last 2 reported years.

What is FISN's return on invested capital?

Average ROIC over the last 5 fiscal years was -82.1%, and average return on equity was -82.1%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this FISN data come from?

From Deep FISSION, Inc.'s annual 10-K filings on SEC EDGAR. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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