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Should You Avoid Investing in AMSC Stock After a Mixed Q1?

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Key Takeaways

  • AMSC's fiscal Q1 revenues rose 30% to a record $94.1M, while adjusted EPS fell 44.8% to 16 cents.
  • Gross margin plunged to 26.3% as Comtrafo-related charges, higher labor costs and product mix weighed on AMSC.
  • AMSC expects Q2 revenues to be below Q1, with margin improvement targeted for the second half of fiscal 2026.

American Superconductor Corporation (AMSC - Free Report) delivered a mixed first-quarter fiscal 2026 performance. Although robust demand across Grid and Wind drove record revenues, steep margin contraction and a sharp decline in adjusted earnings overshadowed the top-line strength.

Revenues increased 30% year over year to a record $94.1 million, surpassing the Zacks Consensus Estimate. However, non-GAAP earnings declined 44.8% year over year to 16 cents per share and missed the consensus estimate of 20 cents. The disconnect between robust revenue growth and falling profitability raises questions about the near-term earnings trajectory. Moreover, management’s second-quarter outlook points to a sequential moderation in revenues, while integration-related costs and unfavorable product mix continue to weigh on margins.

Margin Contraction Remains a Key Concern

AMSC’s deteriorating gross margin is concerning. Gross margin fell sharply to 26.3% from 33.8% in the year-ago quarter. Gross profit was nearly flat at $24.7 million even though revenues increased by more than $21 million year over year, indicating significant pressure on incremental profitability.

Several factors contributed to the weakness. The quarter included approximately $1.5 million of purchase-accounting and other non-cash adjustments related to the Comtrafo acquisition, which reduced gross margin by roughly 160 basis points. AMSC also increased direct labor in Brazil to prepare for anticipated revenue growth, while product mix created additional pressure.

Management expects gross margins to improve in the second half of fiscal 2026. Nevertheless, investors may prefer to see tangible evidence of such improvement before becoming more constructive on the stock. Continued costs associated with scaling operations or an unfavorable sales mix could delay the anticipated recovery.

Declining Operating Leverage

Weak bottom-line conversion presents another concern. AMSC’s non-GAAP net income fell to $7.6 million from $11.6 million in the year-ago quarter despite the strong increase in revenues. Non-GAAP earnings per share declined to 16 cents from 29 cents a year earlier. The year-over-year earnings contraction highlights how higher sales are currently failing to generate commensurate profit growth.

AMSC expects fiscal second-quarter revenues to exceed $85 million, below the first quarter’s $94.1 million level. Management explained that some customer deliveries originally anticipated in the second quarter were pulled forward into the first quarter, creating a tougher sequential comparison. While the guidance does not necessarily signal weakening underlying demand, the expected sequential revenue decline could limit near-term operating leverage.

Price Performance

AMSC has plummeted 43.1% over the past year compared with the industry’s decline of 10.7%. It has lagged peers like Forgent Power Solutions, Inc. (FPS - Free Report) and CTS Corporation (CTS - Free Report) . While Forgent has gained 11%, CTS is up 33% over this period. 

One-Year AMSC Stock Price Performance

Zacks Investment Research
Image Source: Zacks Investment Research

Comtrafo Integration Adds Execution Risk

The acquisition of Comtrafo has expanded AMSC’s Grid capabilities and contributed to the segment’s growth, but integrating the business introduces additional execution risk. Acquisition-related purchase-accounting charges contributed to the margin pressure witnessed during the first quarter. AMSC must successfully integrate Comtrafo, capture anticipated operating efficiencies and translate the enlarged revenue base into higher profits. Any delays in realizing these benefits could keep profitability under pressure.

Acquisitions also bring the broader risk that expected synergies or financial returns may not fully materialize, a risk AMSC itself identifies among the factors that could affect future results.

The Road Ahead

AMSC continues to benefit from growing electricity demand, grid modernization, renewable-energy investments and opportunities in power-intensive industries. Its record orders and expanding backlog are tailwinds.

However, the fiscal first-quarter results revealed an important weakness — impressive revenue growth failed to translate into earnings growth. Sharp gross-margin contraction, a year-over-year decline in adjusted earnings, integration costs associated with Comtrafo and the expected sequential revenue moderation in the second quarter warrant caution.

Management’s expectation of gross-margin improvement in the second half of fiscal 2026 could potentially improve the earnings picture. Until that recovery becomes visible, investors may be better off staying on the sidelines and looking for clearer evidence of sustainable margin expansion and stronger bottom-line conversion before betting on AMSC.

AMSC currently carries a Zacks Rank #4 (Sell). 

You can see the complete list of today’s Zacks #1 Rank (Strong Buy) stocks here.

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