Latest filing published 07 Apr 2026 for AMERICAN SUPERCONDUCTOR CORP /DE/.
Insider track record
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
No signal scores available.
Arthur H. House: trading record in brief
Arthur H. House, listed as chief executive, appears in our data through filings on American Superconductor Corp /DE/ shares, published by SEC (Form 4). Over a trading history stretching from 5 April 2017 to 3 April 2026, the count stands at 12 filings.
No open-market purchase appears, only 1 sale worth €423k. Besides market trades, the filings include 10 share grants and 1 option exercise.
The latest filing, published on 7 April 2026, reports a share grant in American Superconductor Corp /DE/. The median gap between a trade and its publication by SEC (Form 4) is 2 days. Section 16 rules allow two business days to file each Form 4. Selling is not necessarily a view on the stock: liquidity needs and diversification are common motives. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.
Companies and markets linked to Arthur H. House
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
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