SG Americas Securities LLC Raises Stock Holdings in American Superconductor Corporation $AMSC

Key Points

• SG Americas Securities LLC increased its stake in American Superconductor by 123.1% in Q4 to 70,992 shares, worth about $2.04 million (≈0.16% ownership).
• Other major institutions—including Vanguard, Arrowstreet, Atreides, Millennium and new buyer Voloridge—also added positions, leaving institutional investors with 52.28% of the stock.
• AMSC posted a large quarterly beat (EPS $2.75 vs. $0.15 estimate; revenue $74.5M vs. $69.0M), reported strong margins and set Q4 2025 guidance of 0.170 EPS, which likely contributed to recent investor interest.

SG Americas Securities LLC increased its stake in shares of American Superconductor Corporation (NASDAQ:AMSC - Free Report) by 123.1% in the 4th quarter, according to its most recent disclosure with the Securities & Exchange Commission. The fund owned 70,992 shares of the technology company's stock after purchasing an additional 39,169 shares during the period. SG Americas Securities LLC owned approximately 0.16% of American Superconductor worth $2,043,000 as of its most recent filing with the Securities & Exchange Commission.

A number of other hedge funds and other institutional investors also recently added to or reduced their stakes in the stock. Arrowstreet Capital Limited Partnership lifted its stake in shares of American Superconductor by 221.7% in the 3rd quarter. Arrowstreet Capital Limited Partnership now owns 760,457 shares of the technology company's stock worth $45,164,000 after purchasing an additional 524,061 shares during the period. Vanguard Group Inc. boosted its holdings in shares of American Superconductor by 20.5% in the third quarter. Vanguard Group Inc. now owns 2,949,801 shares of the technology company's stock worth $175,189,000 after buying an additional 502,754 shares during the last quarter. Atreides Management LP grew its position in American Superconductor by 34.0% during the second quarter. Atreides Management LP now owns 1,104,458 shares of the technology company's stock valued at $40,523,000 after buying an additional 280,418 shares during the period. Millennium Management LLC grew its position in American Superconductor by 878.5% during the first quarter. Millennium Management LLC now owns 225,682 shares of the technology company's stock valued at $4,094,000 after buying an additional 202,617 shares during the period. Finally, Voloridge Investment Management LLC bought a new position in American Superconductor in the third quarter worth approximately $10,192,000. Institutional investors own 52.28% of the company's stock.

Analyst Upgrades and Downgrades

AMSC has been the subject of a number of recent research reports. Wall Street Zen downgraded American Superconductor from a "buy" rating to a "hold" rating in a research note on Saturday, January 17th. Weiss Ratings reiterated a "hold (c-)" rating on shares of American Superconductor in a research report on Monday, December 29th. Finally, Zacks Research cut shares of American Superconductor from a "strong-buy" rating to a "hold" rating in a research note on Thursday, March 5th. One investment analyst has rated the stock with a Buy rating and two have given a Hold rating to the stock. According to data from MarketBeat.com, the stock currently has an average rating of "Hold".

American Superconductor Price Performance

Shares of AMSC stock opened at $32.09 on Friday. The company has a current ratio of 2.66, a quick ratio of 1.80 and a debt-to-equity ratio of 0.01. The stock has a fifty day simple moving average of $31.65 and a two-hundred day simple moving average of $38.85. The stock has a market capitalization of $1.53 billion, a price-to-earnings ratio of 10.95 and a beta of 2.97. American Superconductor Corporation has a twelve month low of $13.98 and a twelve month high of $70.49.

American Superconductor (NASDAQ:AMSC - Get Free Report) last issued its quarterly earnings data on Wednesday, February 4th. The technology company reported $2.75 EPS for the quarter, topping analysts' consensus estimates of $0.15 by $2.60. The company had revenue of $74.53 million during the quarter, compared to the consensus estimate of $69.03 million. American Superconductor had a net margin of 46.70% and a return on equity of 37.97%. American Superconductor's revenue for the quarter was up 21.4% compared to the same quarter last year. During the same quarter in the previous year, the firm posted $0.16 earnings per share. American Superconductor has set its Q4 2025 guidance at 0.170- EPS. On average, analysts predict that American Superconductor Corporation will post 0.41 EPS for the current fiscal year.

About American Superconductor

American Superconductor Corporation NASDAQ: AMSC is a technology company specializing in power electronics and high-temperature superconductor systems. Founded in 1987 and headquartered in Devens, Massachusetts, AMSC develops hardware and software solutions aimed at improving the efficiency, reliability and stability of electric power systems and renewable energy infrastructure. The company's engineering expertise spans from the lab scale to full commercial deployment, with a focus on tackling grid integration challenges for utilities and independent power producers.

AMSC's portfolio includes superconducting wire and cryogenic systems, power grid stabilization devices, and turnkey wind turbine electronics.

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