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Livermore
Livermore
ZHEN

FMR LLC

SEC CIK
0000315066
Latest filing
Aug 13, 2026

AMSC holding history

American Superconductor Corp in every 13F filed by FMR LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

AMSC overviewAll 13F holders of AMSCFull Q2 2026 holdings

Shares (Q2 2026)
10,354
Value
$429.8K
% of portfolio
<0.1%
Quarters held
19
Since Q1 2021
Holdings of AMSC by FMR LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202610,354$429.8K<0.1%−136,939−93.0%ReducedHolders
Q1 2026147,293$4.99M<0.1%+22,887+18.4%AddedHolders
Q4 2025124,406$3.58M<0.1%+23,564+23.4%AddedHolders
Q3 2025100,842$5.99M<0.1%+93,396+1,254.3%AddedHolders
Q2 20257,446$273.2K<0.1%+4,653+166.6%AddedHolders
Q1 20252,793$50.7K<0.1%+577+26.0%AddedHolders
Q4 20242,216$54.6K<0.1%−12,474−84.9%ReducedHolders
Q3 202414,690$346.7K<0.1%+13,108+828.6%AddedHolders
Q2 20241,582$37.0K<0.1%+15+1.0%AddedHolders
Q1 20241,567$21.2K<0.1%00.0%UnchangedHolders
Q4 20231,567$17.5K<0.1%−100−6.0%ReducedHolders
Q3 20231,667$12.6K<0.1%+100+6.4%AddedHolders
Q2 20231,567$9.81K<0.1%−1,628−51.0%ReducedHolders
Q1 20233,195$15.7K<0.1%+2,972+1,332.7%AddedHolders
Q4 2022223$821<0.1%+223NewHolders
Q3 20220$00.0%−101−100.0%Sold outHolders
Q2 2022101$1.00K<0.1%−386−79.3%ReducedHolders
Q1 2022487$4.00K<0.1%+487NewHolders
Q3 20210$00.0%−10−100.0%Sold outHolders
Q2 202110$00.0%+7+233.3%AddedHolders
Q1 20213$00.0%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.