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American Superconductor Corp

AMSC
Exchange
Nasdaq
Industry
Motors & Generators
SEC CIK
0000880807

No open-market purchases or sales by American Superconductor Corp insiders were filed in the last 90 days; 277 institutions reported holding it in 13F filings for Q2 2026, worth $1.47B in total; no superinvestor holds it.

Q4 2022 vs. Q3 2022

How the institutions holding American Superconductor Corp changed between Q3 2022 and Q4 2022.

All holders in Q4 2022All holders in Q3 2022

13F holders of AMSC: Q3 2022 compared with Q4 2022
MeasureQ3 2022Q4 2022Change
Holders8277−5
Shares13.9M13.1M−787.8K (−5.7%)
Value$61.0M$48.4M−$12.7M (−20.7%)

New holders (12)

Institutions that held American Superconductor Corp at the end of Q4 2022 but not at the end of Q3 2022.

Institutions new to AMSC in Q4 2022
InstitutionSharesValue% of portfolio
Merit Financial Group, LLC74,954$275.8K0.01%
Group One Trading, L.P.48,256$177.6K0.01%
Jane Street Group, LLC35,042$129.0K0.00%
Acadian Asset Management LLC32,265$117.0K0.00%
Simplex Trading, LLC11,635$42.0K0.00%
Cubist Systematic Strategies, LLC10,998$40.5K0.00%
Tower Research Capital LLC (TRC)7,971$29.0K0.00%
Dark Forest Capital Management LP7,241$26.6K0.01%
M&R Capital Management Inc2,000$7.36K0.00%
FMR LLC223$8210.00%
CoreCap Advisors, LLC220$8100.00%
Advisory Services Network, LLC10$370.00%

Sold out (17)

Institutions that held American Superconductor Corp at the end of Q3 2022 and filed for Q4 2022 without it.