American Superconductor Corp. /DE/ (AMSC) intrinsic value & 10-year financials

American Superconductor Corp. /DE/ (AMSC) has a Graham intrinsic value of $101.31 per share. At $25.67 on Oct 17, 2026, the stock trades 75% below that value. Over the last 10 fiscal years revenue grew 90.6% a year to $299.2M, with an average return on invested capital of -17.4%.

Graham intrinsic value
$101.31
Share price (Oct 17, 2026)
$25.67
Price vs Graham value
75% below
Market cap
$1.1B
Revenue (FY2026)
$299.2M
Revenue growth (10-yr CAGR)
90.6%
ROIC (10-yr avg)
-17.4%
Free cash flow (FY2026)
$18.3M

AMSC 10-year financial history

Fiscal year Revenue Net income EPS (diluted) Free cash flow Operating margin ROIC
FY2026 $299.2M $133.8M $3.05 $18.3M 3.8% 4.3%
FY2025 $222.8M $6.0M $0.16 $25.9M -0.5% -1.2%
FY2024 $145.6M -$11.1M -$0.37 $1.2M -7.8% -19.5%
FY2023 $106.0M -$35.0M -$1.26 -$23.7M -31.1% -49.9%
FY2022 $108.4M -$19.2M -$0.00 -$19.9M -19.4% -31.1%
FY2021 $87.1M -$22.7M -$0.00 -$10.4M -26.6% -43.6%
FY2020 $63.8M -$17.1M -$0.00 -$20.1M -36.2% -85.3%
FY2019 $56.2M $26.8M $0.00 $41.8M 60.5% 251.4%
FY2018 $48.4M -$32.8M -$0.00 -$27.4M -66.4% -120.6%
FY2017 $900.0K -$27.4M -$0.00 -$11.9M -3060.2% -78.9%

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

Executive summary

AMERICAN SUPERCONDUCTOR CORP /DE/ is a consistent compounder, expanding top-line revenue at 90.6% annually over the past decade.

AMERICAN SUPERCONDUCTOR CORP /DE/ has historically struggled to out-earn its cost of capital, averaging just -42.3% ROIC.

Over the decade, AMERICAN SUPERCONDUCTOR CORP /DE/ shows that management has aggressively returned capital to shareholders by retiring 99.7% of outstanding shares.

Benjamin Graham lens

Under Benjamin Graham's formula using SEC EDGAR fundamentals, AMERICAN SUPERCONDUCTOR CORP /DE/ is modeled at 15.0% normalized earnings growth with a 5.1% bond-yield adjustment. The resulting Graham intrinsic value estimate is $101.31 per share.

AMSC stock: frequently asked questions

What is the intrinsic value of American Superconductor Corp. /DE/ (AMSC) stock?

Using Benjamin Graham's revised formula, V = EPS × (8.5 + 2g) × 4.4 / Y, with reported diluted earnings per share, a 15.0% normalized growth rate (capped at 15%) and a 5.1% AAA corporate bond yield, AMSC's intrinsic value is about $101.31 per share.

Is AMSC stock undervalued?

At $25.67 (close on Oct 17, 2026), AMSC trades 75% below its Graham value of $101.31. On Graham's terms that leaves a margin of safety. A formula is a starting point for research, not a recommendation.

How fast has American Superconductor Corp. /DE/ grown?

Revenue went from $900.0K in fiscal 2017 to $299.2M in fiscal 2026, a compound annual growth rate of 90.6%. Net income was $133.8M in fiscal 2026.

Does American Superconductor Corp. /DE/ generate free cash flow?

American Superconductor Corp. /DE/ generated $18.3M of free cash flow (operating cash flow minus capital expenditures) in fiscal 2026. Free cash flow was positive in 4 of the last 10 reported years.

What is AMSC's return on invested capital?

Average ROIC over the last 10 fiscal years was -17.4%, and average return on equity was -13.4%. Sustained ROIC above about 15% usually points to a durable competitive advantage.

Where does this AMSC data come from?

From American Superconductor Corp. /DE/'s annual 10-K filings on SEC EDGAR, most recently filed Aug 5, 2026. Prices are end-of-day snapshots; valuations are formula outputs, not investment advice.

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