AMSC — AMERICAN SUPERCONDUCTOR CORP SHS NEW

Ownership history in Lumbard & Kellner, LLC  ·  3 quarters on record

This page tracks every 13F SEC filing in which Lumbard & Kellner, LLC reported a position in AMERICAN SUPERCONDUCTOR CORP SHS NEW (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
1.58% (2025 Q3)
Avg. % of fund
1.15%
First filed
2025 Q2
Last filed
2025 Q4
Quarters held
3
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 REDUCED 71,161 -1,278 -1.8% 0.72% $2.0M $28.78
2025 Q3 UNCHANGED 72,439 — 0% 1.58% $4.3M $59.39
2025 Q2 INITIATED 72,439 — — 1.16% $2.7M $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% EMERALD ADVISERS, LLC 3Y 7Y 0.67% Dynamic Technology Lab Private Ltd 3Y 7Y 0.45% Atreides Management, LP 3Y 0.37% VIRTUS ADVISERS, LLC 3Y 7Y 0.35% Fund Advisors of America Inc/FL 0.29% OXFORD ASSET MANAGEMENT LLP 3Y 7Y 0.25%
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