Oberweis Asset Management Inc American Superconductor Corp Transaction History
Oberweis Asset Management Inc
- $2.39 Billion
- Q3 2025
A detailed history of Oberweis Asset Management Inc transactions in American Superconductor Corp stock. As of the latest transaction made, Oberweis Asset Management Inc holds 665,700 shares of AMSC stock, worth $22.7 Million. This represents 1.64% of its overall portfolio holdings.
Number of Shares
665,700
Previous 668,200
0.37%
Holding current value
$22.7 Million
Previous $24.5 Million
59.74%
% of portfolio
1.64%
Previous 1.15%
Shares
5 transactions
Others Institutions Holding AMSC
# of Institutions
299Shares Held
32.4MCall Options Held
1.31MPut Options Held
647K-
Vanguard Group Inc Valley Forge, PA2.95MShares$101 Million0.0% of portfolio
-
Black Rock Inc. New York, NY2.54MShares$86.7 Million0.0% of portfolio
-
Baillie Gifford & CO1.43MShares$48.6 Million0.07% of portfolio
-
Driehaus Capital Management LLC Chicago, IL1.22MShares$41.5 Million0.61% of portfolio
-
Goldman Sachs Group Inc New York, NY1.17MShares$40 Million0.01% of portfolio
About AMERICAN SUPERCONDUCTOR CORP
- Ticker AMSC
- Exchange NASDAQ
- Sector Industrials
- Industry Specialty Industrial Machinery
- Shares Outstandng 28,566,200
- Market Cap $974M
- Description
- American Superconductor Corporation, together with its subsidiaries, provides megawatt-scale power resiliency solutions worldwide. The company operates in two segments, Grid and Wind. The Grid segment offers products and services that enable electric utilities, industrial facilities, and renewable energy project developers to connect, transmit, ...