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AMSC2 quarters
Position history for VPVANGUARD PORTFOLIO MANAGEMENT LLC's holdings in AMERICAN SUPERCONDUCTOR CORP
VANGUARD PORTFOLIO MANAGEMENT LLC holds 1.4M shares of AMSC (AMERICAN SUPERCONDUCTOR CORP), worth $58.9M as of 2026-Q2. The position was decreased (-17.1% shares). AMSC represents 0.0% of VANGUARD PORTFOLIO MANAGEMENT LLC's portfolio.
Current Value
$58.9M
Current Shares
1.4M
Total Value Change
+$956,737
Total Shares Change
-292,814
Quarter-by-Quarter History
Other major holders of AMSC: BlackRock, Inc., VANGUARD GROUP INC