American Superconductor Corporation (NASDAQ:AMSC) — Market Cap & Net Worth

$1.35 Billion USD  · Rank #7655

Market Cap & Net Worth: American Superconductor Corporation (AMSC)

American Superconductor Corporation (NASDAQ:AMSC) has a market capitalization of $1.35 Billion ($1.35 Billion) as of September 18, 2026. Listed on the NASDAQ stock exchange, this USA-based company holds position #7655 globally and #2290 in its home market, demonstrating a -8.64% decrease in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying American Superconductor Corporation's stock price $27.81 by its total outstanding shares 48442143 (48.44 Million). Also see how large is American Superconductor Corporation's balance sheet for a full breakdown of the balance sheet.

American Superconductor Corporation Market Cap History: 2015 to 2026

American Superconductor Corporation's market capitalization history from 2015 to 2026. Data shows growth from $308.58 Million to $1.35 Billion (16.74% CAGR). Also see cash flow conversion of American Superconductor Corporation for how efficiently the company converts equity into cash flow.

Index Memberships

American Superconductor Corporation is a constituent of 1 market index:

Index Total Market Cap Weight (%) Rank by Market Cap
NASDAQ Composite
IXIC
$41.69 Trillion 0.00% #844 of 3165

Weight: American Superconductor Corporation's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

American Superconductor Corporation Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how American Superconductor Corporation's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Check AMSC stock price for real-time trading data and today's change.

Latest Price to Sales (P/S) Ratio

4.50x

American Superconductor Corporation's market cap is 4.50 times its annual revenue

Industry average: 1.39x Higher than industry average

Latest Price to Earnings (P/E) Ratio

10.07x

American Superconductor Corporation's market cap is 10.07 times its annual earnings

Industry average: 24.88x Lower than industry average

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2017 $175.84 Million $75.19 Million -$27.37 Million 2.34x N/A
2018 $540.13 Million $48.40 Million -$32.78 Million 11.16x N/A
2019 $380.27 Million $56.21 Million $26.76 Million 6.77x 14.21x
2020 $1.13 Billion $63.84 Million -$17.10 Million 17.77x N/A
2021 $527.05 Million $87.12 Million -$22.68 Million 6.05x N/A
2022 $178.27 Million $108.44 Million -$19.19 Million 1.64x N/A
2023 $539.65 Million $105.98 Million -$35.04 Million 5.09x N/A
2024 $1.19 Billion $145.64 Million -$11.11 Million 8.19x N/A
2025 $1.39 Billion $222.82 Million $6.03 Million 6.26x 231.09x
2026 $1.35 Billion $299.15 Million $133.81 Million 4.50x 10.07x

Competitor Companies of AMSC by Market Capitalization

Companies near American Superconductor Corporation in the global market cap rankings as of September 18, 2026. Review American Superconductor Corporation tangible net worth ratio to assess the quality of the company's equity after excluding intangible assets.

Key companies related to American Superconductor Corporation by market ranking:

  • GE Vernova LLC (NYSE:GEV): Ranked #77 globally with a market cap of $248.59 Billion USD.
  • Siemens Aktiengesellschaft (XETRA:SIE): Ranked #93 globally with a market cap of $218.11 Billion USD ( €186.56 Billion EUR).
  • SIEMENS AG SP. ADR 1/ 1/2 (F:SIEB): Ranked #126 globally with a market cap of $177.31 Billion USD ( €151.67 Billion EUR).
  • Schneider Electric S.E. (PA:SU): Ranked #146 globally with a market cap of $163.99 Billion USD ( €140.27 Billion EUR).
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#77 GE Vernova LLC NYSE:GEV $248.59 Billion $925.09
#93 Siemens Aktiengesellschaft XETRA:SIE $218.11 Billion €260.50
#126 SIEMENS AG SP. ADR 1/ 1/2 F:SIEB $177.31 Billion €119.00
#146 Schneider Electric S.E. PA:SU $163.99 Billion €279.40

American Superconductor Corporation Historical Marketcap From 2015 to 2026

Between 2015 and today, American Superconductor Corporation's market cap moved from $308.58 Million to $ 1.35 Billion, with a yearly change of 16.74%.

Year Market Cap Change (%)
2026 $1.35 Billion -3.37%
2025 $1.39 Billion +16.85%
2024 $1.19 Billion +121.10%
2023 $539.65 Million +202.72%
2022 $178.27 Million -66.18%
2021 $527.05 Million -53.54%
2020 $1.13 Billion +198.34%
2019 $380.27 Million -29.60%
2018 $540.13 Million +207.16%
2017 $175.84 Million -50.75%
2016 $357.02 Million +15.70%
2015 $308.58 Million --

End of Day Market Cap According to Different Sources

On Sep 17th, 2026 the market cap of American Superconductor Corporation was reported to be:

Source Market Cap
Yahoo Finance $1.35 Billion USD
MoneyControl $1.35 Billion USD
MarketWatch $1.35 Billion USD
marketcap.company $1.35 Billion USD
Reuters $1.35 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About American Superconductor Corporation

NASDAQ:AMSC USA Specialty Industrial Machinery
Market Cap
$1.35 Billion
Market Cap Rank
#7655 Global
#2290 in USA
Share Price
$27.81
Change (1 day)
+0.40%
52-Week Range
$25.95 - $66.68
All Time High
$66.68
About

American Superconductor Corporation, together with its subsidiaries, provides megawatt-scale power resiliency solutions worldwide. The company operates through two segments: Grid and Wind segments. The Grid segment offers products and services that enable electric utilities, industrial facilities, and traditional and renewable energy project developers to connect, transmit, and distribute power u… Read more