AMSC — AMERICAN SUPERCONDUCTOR CORP

Ownership history in VIRTUS ADVISERS, LLC  ·  3 quarters on record

This page tracks every 13F SEC filing in which VIRTUS ADVISERS, LLC reported a position in AMERICAN SUPERCONDUCTOR CORP (AMSC). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
1.01% (2025 Q3)
Avg. % of fund
0.49%
First filed
2025 Q2
Last filed
2025 Q4
Quarters held
3
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 UNCHANGED 25,990 — 0% 0.35% $748K $28.78
2025 Q3 ADDED 25,990 +24,103 +1277.3% 1.01% $1.5M $59.39
2025 Q2 INITIATED 1,887 — — 0.09% $69K $36.69
% of Fund (quarterly)    AMSC price (monthly, adj. close)

Other funds also holding AMSC

As of 2025 Q4 — sorted by position size

AWM Investment Company, Inc. 3Y 7Y 2.1% Telemark Asset Management, LLC 3Y 7Y 1.78% ESSEX INVESTMENT MANAGEMENT CO LLC 3Y 7Y 0.94% OBERWEIS ASSET MANAGEMENT INC/ 3Y 7Y 0.88% Lumbard & Kellner, LLC 3Y 7Y 0.72% EMERALD ADVISERS, LLC 3Y 7Y 0.67% Dynamic Technology Lab Private Ltd 3Y 7Y 0.45% Atreides Management, LP 3Y 0.37% Fund Advisors of America Inc/FL 0.29% OXFORD ASSET MANAGEMENT LLP 3Y 7Y 0.25%
← Back to VIRTUS ADVISERS, LLC Holdings