$AMSC 4 SEC Filings

Filed On	Filing
21 Sep 2026	Form 4: Littlefield Barbara G., Director Received 1,607 shares as a grant or award
12 Jun 2026	Form 4: Dambier Laura A., Director Sold 4,000 shares ($151K)
11 Jun 2026	Form 4: Kosiba John W Jr, SVP, CFO & Treasurer Sold 6,769 shares ($254K)
11 Jun 2026	Form 4: McGahn Daniel P, Director Sold 16,117 shares ($604K)
10 Jun 2026	Form 4: Kosiba John W Jr, SVP, CFO & Treasurer Sold 4,835 shares ($202K)
10 Jun 2026	Form 4: McGahn Daniel P, Director Sold 9,670 shares ($404K)
03 Jun 2026	Form 4: Kosiba John W Jr, SVP, CFO & Treasurer Received 30,000 shares as a grant or award · Sold 30,462 shares ($1.55M) · Sold 6,447 shares ($316K)
03 Jun 2026	Form 4: McGahn Daniel P, Director Received 60,000 shares as a grant or award · Sold 72,525 shares ($3.68M) · Sold 12,893 shares ($630K)
07 Apr 2026	Form 4: Donnelly Terence Robert, Director Received 2,665 shares as a grant or award
07 Apr 2026	Form 4: Oliver David R Jr, Director Received 3,116 shares as a grant or award
07 Apr 2026	Form 4: Littlefield Barbara G., Director Received 3,116 shares as a grant or award
07 Apr 2026	Form 4: Klein Margaret D., Director Received 3,116 shares as a grant or award
07 Apr 2026	Form 4: House Arthur H, Director Received 3,116 shares as a grant or award
07 Apr 2026	Form 4: Dambier Laura A., Director Received 3,116 shares as a grant or award
26 Feb 2026	Form 4: Oliver David R Jr, Director Sold 200 shares ($6.82K)
13 Nov 2025	Form 4: Oliver David R Jr, Director Bought 200 shares ($1.67K)
08 Aug 2025	Form 4: House Arthur H, Director Received 9,703 shares by exercise or conversion ($66K) · Sold 9,703 shares ($494K)
06 Aug 2025	Form 4: Klein Margaret D., Director Bought 500 shares ($2.78K)
06 Aug 2025	Form 4: McGahn Daniel P, Director Sold 100,848 shares ($5.5M)
06 Aug 2025	Form 4: Kosiba John W Jr, SVP, CFO & Treasurer Sold 59,843 shares ($3.27M)

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