Trade Summary

3 days ago, McGahn Daniel P, serving as Chairman, President and CEO at AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC), sold 85,418 shares at $50.49 per share, for a total transaction value of $4,313,153.86. Following this transaction, McGahn Daniel P now holds 1,157,716 shares of AMSC.

This sale represents a 6.87% decrease in McGahn Daniel P's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Tuesday, June 2, 2026 and publicly disclosed via SEC Form 4 filing on Wednesday, June 3, 2026 at 4:11 PM ET, 1 day after the trade was made.

AMERICAN SUPERCONDUCTOR CORP /DE/ operates in the INDUSTRIALS sector, specifically within the SPECIALTY INDUSTRIAL MACHINERY industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.