Main Management ETF Advisors, LLC

SEC CIK: 0001698607
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

AMSC holding history

American Superconductor Corp in every 13F filed by Main Management ETF Advisors, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

AMSC overview All 13F holders of AMSC Full Q2 2026 holdings

Shares (Q1 2025): 0; Sold out in Q1 2025
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q3 2024

Holdings of AMSC by Main Management ETF Advisors, LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q1 2025	0	$0	0.0%	−31,328−100.0%	Sold out	Holders
Q4 2024	31,328	$772.0K	<0.1%	−2,816−8.2%	Reduced	Holders
Q3 2024	34,144	$806.0K	<0.1%	+34,144	New	Holders