American Superconductor Corporation (AMSC)

American Superconductor Market Cap

American Superconductor has a market cap or net worth of $2.54 billion as of September 12, 2025. Its market cap has increased by 223.76% in one year.

• Market Cap: 2.54B
• Enterprise Value: 2.34B
• 1-Year Change: 223.76%
• Ranking: #1818
• Category: Mid-Cap
• Stock Price: $56.32

Market Cap Chart

Since December 1, 1998, American Superconductor's market cap has increased from $155.70M to $2.54B, an increase of 1,533.57%. That is a compound annual growth rate of 10.99%.

Market Cap History

Date	Market Cap	% Change
Sep 12, 2025	2.54B	161.76%
Dec 31, 2024	971.70M	187.74%
Dec 29, 2023	337.70M	213.85%
Dec 30, 2022	107.60M	-65.17%
Dec 31, 2021	308.90M	-52.22%
Dec 31, 2020	646.50M	278.29%
Dec 31, 2019	170.90M	-28.25%
Dec 31, 2018	238.20M	213.42%
Dec 29, 2017	76.00M	-27.34%
Dec 30, 2016	104.60M	17.26%
Dec 31, 2015	89.20M	39.16%
Dec 31, 2014	64.10M	-39.76%
Dec 31, 2013	106.40M	-25.49%
Dec 31, 2012	142.80M	-24.72%
Dec 30, 2011	189.70M	-85.59%
Dec 31, 2010	1.32B	-27.25%
Dec 31, 2009	1.81B	156.40%
Dec 31, 2008	705.80M	-37.22%
Dec 31, 2007	1.12B	243.40%
Dec 29, 2006	327.40M	26.85%
Dec 30, 2005	258.10M	-37.72%
Dec 31, 2004	414.40M	10.04%
Dec 31, 2003	376.60M	490.28%
Dec 31, 2002	63.80M	-74.56%
Dec 31, 2001	250.80M	-56.53%

View and export this data all the way back to 1998. Sign Up Today.

Related Stocks

Company	Market Cap
General Electric Company	300.54B
RTX Corporation	207.47B
Caterpillar	198.12B
GE Vernova	175.19B
The Boeing Company	172.04B
Eaton Corporation	141.02B
Honeywell International	134.41B
Union Pacific	127.62B