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Yorktown Management & Research Co Inc

Position in AMSC — American Superconductor Corp /De/

CIK 1313559 Forest, VA

Position in AMSC

as of Jun 30, 2026 · filed Jul 23, 2026
Position Value
$265,664
New position
Shares Held
6,400
first reported quarter
Ownership
0.013%
of shares outstanding
% of Portfolio
0.17%
of 13F equity value
Holder Rank
#179
of 276 holders
Holding Since
Jun 2026
1 quarter on record
Voting authority Sole 100% Shared 0% None 0%

Position in Specialty Industrial Machinery

Industrials · as of Jun 30, 2026

Yorktown Management & Research Co Inc holds $3,763,973 across 8 Specialty Industrial Machinery names. AMSC ranks #8 (7.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
7
1,550 $323,857
8 AMSC
American Superconductor Corp /De/
This page
6,400 $265,664

All Filings in AMSC

Export CSV
1 filing row on record
Report Date Value (USD) Shares
2026-06-30 $265,664 6,400