Exhibit 99.1 AMSC Reports Fourth Quarter and Fiscal Year 2023 Financial Results and Provides Business Outlook Business Highlights: • Full year revenues increased over 37% year over year to $145.6 million • Full year gross margin expansion of 1,620 basis points over the prior year • Generated $2.1 million of operating cash flow, helping to further strengthen the balance sheet Company to host conference call tomorrow, May 30 at 10:00 am ET Ayer, MA – May 29, 2024 – AMSC (Nasdaq: AMSC), a leading system provid ...

Core Insights - AMSC reported a significant increase in full-year revenues, rising over 37% year-over-year to $145.6 million, driven by higher revenues in both the Grid and Wind segments [3][4] - The company achieved a gross margin expansion of 1,620 basis points compared to the previous year, indicating improved operational efficiency [3] - AMSC generated $2.1 million in operating cash flow, contributing to a stronger balance sheet [1] Financial Performance - For the fourth quarter of fiscal 2023, revenues reached $42.0 million, up from $31.7 million in the same period of fiscal 2022, attributed to strong new energy power system sales and increased Wind segment revenues [2] - The net loss for the fourth quarter was $1.6 million, or $0.05 per share, a significant improvement from a net loss of $6.9 million, or $0.25 per share, in the prior year [2] - For the full fiscal year 2023, AMSC reported a net loss of $11.1 million, or $0.37 per share, compared to a net loss of $35.0 million, or $1.26 per share, in fiscal 2022 [3] Business Outlook - AMSC anticipates first-quarter revenues for fiscal 2024 to be between $38 million and $42 million, with a projected net loss not exceeding $2.2 million, or $0.05 per share [5] - The company expects to maintain cash, cash equivalents, and restricted cash of no less than $91 million by June 30, 2024 [5] Operational Highlights - AMSC's backlog at year-end stood at $140 million, with $39 million in orders booked during the fourth quarter [4] - The company expressed optimism for fiscal year 2024, citing a diverse order book and a strengthened balance sheet as foundations for long-term growth [4]

Business Highlights: Full year revenues increased over 37% year over year to $145.6 millionFull year gross margin expansion of 1,620 basis points over the prior yearGenerated $2.1 million of operating cash flow, helping to further strengthen the balance sheet Company to host conference call tomorrow, May 30 at 10:00 am ET AYER, Mass., May 29, 2024 (GLOBE NEWSWIRE) -- AMSC (Nasdaq: AMSC), a leading system provider of megawatt-scale power resiliency solutions that orchestrate the rhythm and harmony of power o ...

Core Insights - The Biden administration's new tariffs on clean energy products from China are expected to benefit certain U.S. clean energy stocks, leading to significant price increases for companies like Bloom Energy and American Superconductor [1][2] - The tariffs will raise solar cell tariffs from 25% to 50% and electric vehicle tariffs to 100%, prompting a surge in trading for companies perceived as beneficiaries [2] - Speculation around artificial intelligence (AI) infrastructure is also influencing energy stocks, with Bloom Energy identified as a potential winner due to its ability to provide clean, on-demand power to data centers [4] Group 1: Tariffs Impact - The Biden administration's tariff plan is set to increase solar cell tariffs from 25% to 50% and electric vehicle tariffs to 100%, which has led to a trading rush for companies that could benefit [2] - Bloom Energy's stock rose by as much as 27.7% and American Superconductor's by 12.9% following the announcement of these tariffs [1] - However, both Bloom Energy and American Superconductor are currently unprofitable, raising questions about their long-term viability despite the tariff protections [2] Group 2: AI Speculation - There is significant speculation regarding which companies will benefit from the ongoing AI boom, with Bloom Energy highlighted as a potential major beneficiary due to its clean energy solutions for data centers [4] - The market is currently experiencing an "AI frenzy," with substantial investments being funneled into AI, which is expected to increase energy demand [4] - Despite the optimism, there are doubts about whether Bloom Energy and similar companies can achieve profitability from the anticipated rise in demand driven by AI [5] Group 3: Market Challenges - Li Auto is facing challenges due to a reduced addressable market in the U.S. and has announced delays for new SUV models until 2025, amidst ongoing price wars in China [2] - Historical trends suggest that tariffs may not lead to improved outcomes for U.S. companies, as Chinese manufacturers often find ways to circumvent such measures [5] - The current market movements in clean energy stocks are largely driven by speculation rather than fundamental progress, indicating caution for potential investors [5]

Core Viewpoint - AMSC plans to release its fourth quarter and fiscal year 2023 financial results on May 29, 2024, followed by a conference call on May 30, 2024, to discuss recent accomplishments, financial results, and business outlook [1]. Group 1: Financial Results Announcement - AMSC will announce its fourth quarter and fiscal year 2023 financial results after market close on May 29, 2024 [1]. - A conference call with investors and analysts is scheduled for May 30, 2024, at 10:00 a.m. Eastern Time [1]. Group 2: Conference Call Details - Investors can access the live or archived conference call via the "Investors" section of AMSC's website [2]. - The live call can be joined by dialing 1-844-481-2802 or 1-412-317-0675, starting 15 minutes before the scheduled time [2]. - A replay of the call will be available 2 hours after the call by dialing 1-877-344-7529 with the conference passcode 4825680 [2]. Group 3: Company Overview - AMSC is a provider of megawatt-scale power resiliency solutions, focusing on optimizing power grid performance and enhancing Navy fleet capabilities [3]. - The company offers various solutions, including Gridtec™ for grid systems, Marinetec™ for ship protection and power management, and Windtec® for wind turbine controls [3]. - AMSC aims to meet global energy demands through smarter and cleaner energy solutions, with operations in Asia, Australia, Europe, and North America [3].

AYER, Mass., May 23, 2024 (GLOBE NEWSWIRE) -- AMSC® (NASDAQ: AMSC), a leading system provider of megawatt-scale power resiliency solutions that orchestrate the rhythm and harmony of power on the grid™ and protect and expand the capability of our Navy’s fleet, announced today that it plans to release its fourth quarter and fiscal year 2023 financial results after the market close on Wednesday, May 29, 2024. In conjunction with this announcement, AMSC management will participate in a conference call with inve ...

Group 1: Stock Market Insights - Successful stock pickers, including Warren Buffett, often buy stocks on weakness, as companies may decline for unjustified reasons [1] - Super Micro Computer (SMCI) saw its stock drop to $817.08 on Feb. 21, but those who bought above $700 and sold near $1,033 on Mar. 28 could have made nearly 50% profit [1] Group 2: Enphase Energy (ENPH) - Enphase Energy's stock fell over 10% on Apr. 5 due to the departure of Chief Commercial Officer David Ranhoff, but this is not expected to significantly impact the company [2] - The company faces temporary challenges from regulatory changes in California and excess inventories in Europe, but long-term demand for solar energy is expected to increase [2][3] Group 3: Intel (INTC) - Intel's manufacturing unit reported operational losses of $7 billion last year, up from $5.2 billion in 2022, leading to a 15% stock retreat [5] - The manufacturing unit's backlog exceeds $15 billion, and Intel expects to break even by 2027, with favorable reviews for its AI Gaudi chips [5][6] Group 4: American Superconductor (AMSC) - American Superconductor sells products for electricity regulation and serves industries with increasing electricity demand, particularly in semiconductors and mining [7] - The stock is down 13% from its March high of $15, trading at a forward price-sales ratio of three times [7]

Group 1 - American Superconductor (AMSC) is currently ranked 7 in the Zacks Sector Rank within the Computer and Technology group, which consists of 622 companies [1] - AMSC has a Zacks Rank of 2 (Buy), indicating a positive earnings outlook based on earnings estimates and revisions [2] - Over the past 90 days, the Zacks Consensus Estimate for AMSC's full-year earnings has increased by 35.1%, reflecting stronger analyst sentiment [2] Group 2 - AMSC has achieved a year-to-date return of 26.1%, significantly outperforming the average gain of 10.1% in the Computer and Technology sector [2] - AMSC belongs to the Electronics - Miscellaneous Components industry, which includes 32 stocks and is currently ranked 168 in the Zacks Industry Rank [3] - The Electronics - Miscellaneous Components industry has an average year-to-date gain of 0.6%, indicating AMSC's superior performance [3] Group 3 - Airbnb, Inc. (ABNB) is another notable stock in the Computer and Technology sector, with a year-to-date return of 18% [2] - ABNB has a Zacks Rank of 2 (Buy), with a consensus EPS estimate increase of 5% over the past three months [3] - ABNB belongs to the Internet - Content industry, which has a current rank of 76 and has gained 11.7% so far this year [3]

In 2024, the US economy is demonstrating remarkable strength and resilience. With a robust labor market and signs of sustained consumer spending, economists are increasingly optimistic about economic growth. Despite challenges such as inflation concerns and shifting U.S. Federal Reserve policies, the market remains buoyant, reflecting confidence in the economy’s ability to navigate these changes and continue on a positive trajectory.Renewable energy stocks enjoy an established presence in the market but are ...

Core Viewpoint - The article emphasizes the importance of identifying sustainable trends in stock prices for short-term investing, highlighting American Superconductor (AMSC) as a strong candidate for trend investing due to its recent price performance and positive fundamentals [1][2]. Group 1: Price Performance - AMSC has experienced a significant price increase of 34.2% over the past 12 weeks, indicating strong investor interest [2]. - The stock has also seen a price increase of 32.3% over the last four weeks, suggesting that the upward trend is still intact [2]. - Currently, AMSC is trading at 82.5% of its 52-week high-low range, indicating potential for a breakout [2]. Group 2: Fundamental Strength - AMSC holds a Zacks Rank of 2 (Buy), placing it in the top 20% of over 4,000 ranked stocks based on earnings estimate revisions and EPS surprises [3]. - The Zacks Rank system has a strong historical performance, with Rank 1 stocks averaging an annual return of +25% since 1988 [3]. - The Average Broker Recommendation for AMSC is 1 (Strong Buy), reflecting high optimism from the brokerage community regarding its near-term price performance [3]. Group 3: Additional Insights - The article suggests that AMSC is not the only stock that meets the criteria for recent price strength, encouraging investors to explore other options [4]. - It highlights the availability of over 45 Zacks Premium Screens tailored to different investing styles, which can assist in identifying potential winning stocks [4].