Altimmune, Inc. (ALT) intrinsic value & 10-year financials

Altimmune, Inc. (ALT) has no Graham intrinsic value right now because the formula needs positive earnings. Over the last 10 fiscal years revenue shrank 38.5% a year to $41.0K, with an average return on invested capital of -116.6%.

Graham intrinsic value
—
Share price (Oct 17, 2026)
$2.20
Market cap
$193.8M
Revenue (FY2025)
$41.0K
Revenue growth (10-yr CAGR)
-38.5%
ROIC (10-yr avg)
-116.6%
Free cash flow (FY2025)
-$67.5M

ALT 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2025 $41.0K -$88.1M -$1.00 -$67.5M -230461.0% -61.6%
FY2024 $20.0K -$95.1M -$1.34 — -515860.0% -129.2%
FY2023 $426.0K -$88.4M -$1.66 -$75.9M -22518.5% -127.6%
FY2022 -$68.0K -$84.7M -$1.81 -$62.7M 129029.4% -192.7%
FY2021 $4.4M -$97.1M -$2.35 -$90.4M -2197.4% -155.8%
FY2020 $8.2M -$49.0M -$1.91 -$34.6M -669.5% -64.4%
FY2019 $5.8M -$20.5M — -$9.6M -370.0% -76.0%
FY2018 $10.3M -$39.2M — -$10.4M -414.6% -155.3%
FY2017 $10.7M -$46.4M — -$20.3M -484.7% -148.6%
FY2016 $3.2M $193.9M $2.95 $201.5M -348.1% -54.7%

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

Executive summary

Altimmune, Inc. is facing top-line stagnation, with revenue contracting over the decade.

Altimmune, Inc. has historically struggled to out-earn its cost of capital, averaging just -66.7% ROIC.

Altimmune, Inc. has not shown aggressive share repurchases (>10% retirement) or a major balance-sheet leverage increase (>50% net debt growth) over the 10-year window.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, Altimmune, Inc. is modeled at -38.5% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $-174.08 per share.

ALT stock: frequently asked questions

What is the intrinsic value of Altimmune, Inc. (ALT) stock?

Graham's formula only works with positive earnings. Altimmune, Inc. reported diluted EPS of -$1.00 in fiscal 2025, so no Graham value is shown. The 10-year table shows revenue and cash-flow trends instead.

How fast has Altimmune, Inc. grown?

Revenue went from $3.2M in fiscal 2016 to $41.0K in fiscal 2025, a compound annual growth rate of -38.5%. Net income was -$88.1M in fiscal 2025.

Does Altimmune, Inc. generate free cash flow?

Altimmune, Inc. generated -$67.5M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2025. Free cash flow was positive in 1 of the last 9 reported years.

What is ALT's return on invested capital?

Average ROIC over the last 10 fiscal years was -116.6%, and average return on equity was 42.2%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this ALT data come from?

From Altimmune, Inc.'s annual 10-K filings on SEC EDGAR, most recently filed May 13, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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