AMSC

American Superconductor Corp

Latest period2026 - Q2Total superinvestors17

Top 10 Superinvestors by Shares Owned

This chart shows the top 10 superinvestors based on the number of shares they owned in 2026-Q1 and 2026-Q2. According to the most recent SEC 13F filing, 17 superinvestors own shares of American Superconductor Corp (AMSC), although recent data may remain incomplete due to pending filings.

Quarter-over-Quarter Change (%)

This chart highlights the quarter-over-quarter change (%) in the number of superinvestors holding American Superconductor Corp (AMSC), the total shares they held, and the total reported dollar value. It gives a clear view of whether there is ongoing momentum. The dotted lines at the top and bottom adjust longer bars to keep smaller data points visible for better comparison.

Superinvestors' Activity (%) Over the Last 4 Quarters

This chart shows superinvestors' activity with American Superconductor Corp (AMSC) over the last four quarters, highlighting the percentage of investors who added, increased, decreased, held, or exited their positions, revealing shifts in sentiment over time.

Superinvestors' Past Actions

This chart displays superinvestors' past actions with American Superconductor Corp (AMSC) over the last 10 years (40 quarters), helping to visualize the collective momentum and investment trends over time.

Superinvestors ownership

SuperinvestorPortfolio %Reported Value
Phillip Fitzsimmons@Hennion & Walsh Asset Management, Inc.
Recent Activity
Increased 37.98%
0.06%
$1.91M
46,020 shares@ 41.51 avg price
Steven Napoli@Ardsley Advisory Partners Lp
Recent Activity
Decreased -20%
0.09%
$830,200
20,000 shares@ 41.51 avg price
Michiko Onnagan@Central Pacific Bank - Trust Division
Recent Activity
Increased 77.29%
0.07%
$675,202
16,266 shares@ 41.52 avg price
Andrew D. W. Hill@Andrew Hill Investment Advisors, Inc.
Recent Activity
New Position
0.48%
$643,268
15,496 shares@ 41.52 avg price
Eric Duncan@Wealth Enhancement Advisory Services, Llc
Recent Activity
Increased 34.52%
0.01%
$309,633
8,610 shares@ 35.97 avg price
Tim Monaco@Kings Path Partners Llc
Recent Activity
New Position
0.09%
$316,514
7,625 shares@ 41.52 avg price
Dr. Dr. Heimo Ploessnig@Assenagon Asset Management S.a.
Recent Activity
Decreased -66.67%
0.01%
$258,358
6,224 shares@ 41.51 avg price
Vinson Brod@Mayflower Financial Advisors, Llc
Recent Activity
New Position
0.03%
$237,852
5,730 shares@ 41.51 avg price
Amy C Hui@Y-intercept (hong Kong) Ltd
Recent Activity
New Position
0.01%
$231,418
5,575 shares@ 41.51 avg price
Lorraine Fang@Gamma Investing Llc
Recent Activity
Increased 4.35%
0.01%
$48,857
1,177 shares@ 41.51 avg price

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