American Superconductor (AMSC) Stock Chart & Stock Price History $20.29 +0.44 (+2.22%) Closing price 04:00 PM EasternExtended Trading$20.59 +0.30 (+1.47%) As of 07:55 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock American Superconductor Stock Price Performance 5 Day Performance-0.28%1 Month Performance+9.96%3 Month Performance-22.98%6 Month Performance-29.11%Year-To-Date Performance-17.85%1 Year Performance+60.07% Receive AMSC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for American Superconductor and its competitors with MarketBeat's FREE daily newsletter. Email Address AMSC Stock Chart for Thursday, May, 1, 2025 AMSC Chart by TradingView American Superconductor Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization04/30/2025$20.22$19.85-1.83%$19.92$18.85459,375 shs$783.28 million04/29/2025$20.11$20.22+0.55%$20.45$19.60266,008 shs$797.88 million04/28/2025$20.29$20.11-0.89%$20.59$19.69271,752 shs$793.54 million04/25/2025$20.13$20.29+0.79%$20.62$19.84458,033 shs$800.64 million04/24/2025$18.57$20.13+8.40%$20.44$18.73674,293 shs$794.33 million04/23/2025$18.42$18.57+0.81%$20.10$18.54566,115 shs$732.77 million04/22/2025$17.52$18.42+5.14%$18.78$17.67387,137 shs$726.85 million04/21/2025$18.41$17.52-4.83%$18.09$17.14466,702 shs$691.34 million04/18/2025$18.41$18.41$18.66$17.71333,118 shs$726.46 million04/17/2025$18.18$18.41+1.27%$18.66$17.71333,118 shs$726.46 million Get the Latest News and Ratings for AMSC and Related StocksEnter your email address below to receive the latest news and analysts' ratings for American Superconductor and its competitors with MarketBeat's FREE daily newsletter. 04/16/2025$18.25$18.18-0.38%$18.27$17.58357,819 shs$717.38 million04/15/2025$18.18$18.25+0.39%$18.60$18.00350,512 shs$720.15 million04/14/2025$18.00$18.18+1.00%$18.78$17.69420,663 shs$717.38 million04/11/2025$17.46$18.00+3.09%$18.22$17.07481,769 shs$710.28 million04/10/2025$18.81$17.46-7.18%$18.11$16.90631,917 shs$688.97 million04/09/2025$16.00$18.81+17.56%$19.23$15.751.09 million shs$742.24 million04/09/2025$16.00$18.81+17.56%$19.23$15.751.09 million shs$742.24 million04/08/2025$16.61$16.00-3.67%$17.90$15.52722,035 shs$631.36 million04/08/2025$16.61$16.00-3.67%$17.90$15.52722,035 shs$631.36 million04/07/2025$15.80$16.61+5.13%$17.55$14.01908,753 shs$655.43 million04/04/2025$16.67$15.80-5.22%$15.94$13.981.06 million shs$623.47 million04/03/2025$18.94$16.67-11.99%$17.57$16.47818,137 shs$657.80 million04/02/2025$18.40$18.94+2.93%$19.34$17.70361,538 shs$747.37 million04/01/2025$18.14$18.40+1.43%$18.58$17.72488,321 shs$726.06 million03/31/2025$18.78$18.14-3.41%$18.37$17.32689,180 shs$715.80 million Related Companies Vicor Stock Chart Powell Industries Stock Chart Thermon Group Stock Chart Preformed Line Products Stock Chart LSI Industries Stock Chart FuelCell Energy Stock Chart Eaton Stock Chart Roper Technologies Stock Chart Emerson Electric Stock Chart AMETEK Stock Chart Receive AMSC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for American Superconductor and its competitors with MarketBeat's FREE daily newsletter. This page (NASDAQ:AMSC) was last updated on 5/1/2025 by MarketBeat.com Staff From Our PartnersHow to invest in Elon Musk’s Optimus before its launchElon Musk is set to completely take over the AI industry with Optimus… A breakthrough AI-powered robot that El...InvestorPlace | SponsoredElon Set to Shock the World by May 1st ?Tech legend Jeff Brown recently traveled to the industrial zone of South Memphis to investigate what he believ...Brownstone Research | SponsoredElon Musk’s next move from the Oval Office?No one is closer to President Trump than Tesla CEO Elon Musk. He's been dubbed Trump's "first buddy." Tr...Weiss Ratings | SponsoredElon’s Terrifying Warning Forces Trump To Take ActionElon Musk has avoided two major financial crises before. He pulled Tesla and SpaceX back from the brink of col...American Hartford Gold | SponsoredThis Is How Empires FallThe headlines scream tariffs and export bans — but the real damage is happening in retirement portfolios. Tim ...Investors Alley | SponsoredIs he more powerful than Trump? Is there anybody more powerful than Donald Trump right now? In a single tariff announcement, he wiped out n...Porter & Company | SponsoredTrump and Buffett Are Quietly Leading America’s Gold RevivalThe “Buffett Indicator” Predicts Gold Set To Dominate for Next Decade Each time the Buffett Indicator has...Golden Portfolio | Sponsored"I'm risking my reputation on this"I've stayed quiet for too long, but after everything I've uncovered about what's brewing in the 2025 crypto ma...Crypto 101 Media | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added five stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding American Superconductor Co. Please log in to your account or sign up in order to add this asset to your watchlist. Share American Superconductor With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Buy AMSC Stock Free AMSC Stock Alerts