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OPPENHEIMER & CO INC

Position in AMSC — American Superconductor Corp /De/

CIK 822581 NEW YORK, NY

Position in AMSC

as of Jun 30, 2026 · filed Aug 3, 2026
Position Value
$1,247,790
+$391,927 QoQ
Shares Held
30,060
+18.9% QoQ
Ownership
0.062%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#96
of 276 holders
Holding Since
Dec 2023
10 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

OPPENHEIMER & CO INC holds $155,569,054 across 23 Specialty Industrial Machinery names. AMSC ranks #18 (0.8% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in AMSC

Export CSV
10 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,247,790 30,060
2026-03-31 $855,863 25,284
2025-09-30 $1,193,739 20,100
2025-06-30 $1,599,500 43,595
2025-03-31 $181,400 10,000
2024-12-31 $307,875 12,500
2024-09-30 $302,080 12,800
2024-06-30 $299,392 12,800
2024-03-31 $164,822 12,200
2023-12-31 $225,028 20,200