American Superconductor Corp (AMSC)

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Institutional Investors' Holdings

Filing Period: Filing is Ongoing

No.	Name	Shares	Value	% Port
1.	Blackrock, Inc.	3,258,423	$59,107,794	0%
2.	Vanguard Group Inc	2,287,585	$41,496,791	0%
3.	Baillie Gifford & Co	1,518,890	$27,552,664	0.02%
4.	Geode Capital Management, Llc	881,681	$15,997,972	0%
5.	Nuveen, Llc	778,566	$14,123,187	0%