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FOX RUN MANAGEMENT, L.L.C.

Position in AMSC — American Superconductor Corp /De/

CIK 1533457 GREENWICH, CT

Position in AMSC

as of Jun 30, 2026 · filed Aug 4, 2026
Position Value
$473,504
+$43,416 QoQ
Shares Held
11,407
-23.7% QoQ
Ownership
0.024%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#142
of 276 holders
Holding Since
Jun 2024
6 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in AMSC Over Time

Shares Held

Position Value (USD)

Position in Specialty Industrial Machinery

Industrials · as of Jun 30, 2026

FOX RUN MANAGEMENT, L.L.C. holds $14,436,161 across 22 Specialty Industrial Machinery names. AMSC ranks #12 (3.3% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in AMSC

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6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $473,504 11,407
2025-12-31 $430,088 14,944
2025-09-30 $1,120,154 18,861
2025-06-30 $1,376,058 37,505
2025-03-31 $520,962 28,719
2024-06-30 $223,842 9,570