We provide you with 20 years of free, institutional-grade data for AMSC stock, allowing you to gain comprehensive visibility into the fundamentals of the company. This in-depth information is essential for making informed investment decisions and understanding the financial health and performance of AMSC. Explore the full financial landscape of AMSC stock.
Total insider purchase within 3 month on this page: $0
Total insider selling within 3 month on this page: -$7,654,516
| Name | Action | Shares | Avg Price | Amount | Reported Date |
|---|---|---|---|---|---|
| Dambier Laura A. | Sale | -4,000 | $37.63 | $150,520 | 2026-06-12 |
| Kosiba John W JR | Sale | -6,769 | $37.33 | $252,664 | 2026-06-11 |
| McGahn Daniel P | Sale | -16,117 | $37.28 | $600,882 | 2026-06-11 |
| Kosiba John W JR | Sale | -4,835 | $41.5 | $200,656 | 2026-06-10 |
| McGahn Daniel P | Sale | -9,670 | $41.39 | $400,233 | 2026-06-10 |
| Kosiba John W JR | Sale | -36,909 | $49.46 | $1,825,556 | 2026-06-03 |
| Kosiba John W JR | Grant, award...etc | 30,000 | 2026-06-03 | ||
| McGahn Daniel P | Sale | -85,418 | $49.45 | $4,224,006 | 2026-06-03 |
| McGahn Daniel P | Grant, award...etc | 60,000 | 2026-06-03 | ||
| OLIVER DAVID R JR | Grant, award...etc | 3,116 | 2026-04-07 | ||
| Littlefield Barbara G. | Grant, award...etc | 3,116 | 2026-04-07 | ||
| Klein Margaret D. | Grant, award...etc | 3,116 | 2026-04-07 | ||
| House Arthur H | Grant, award...etc | 3,116 | 2026-04-07 | ||
| Dambier Laura A. | Grant, award...etc | 3,116 | 2026-04-07 | ||
| Donnelly Terence Robert | Grant, award...etc | 2,665 | 2026-04-07 | ||
| OLIVER DAVID R JR | Sale | -200 | $34.1 | $6,820 | 2026-02-26 |
| OLIVER DAVID R JR | Open Market Purchase | 200 | $8.33 | 2025-11-13 | |
| House Arthur H | Sale | -9,703 | $50.92 | $494,082 | 2025-08-08 |
| House Arthur H | Derivatives Exercise | 9,703 | 2025-08-08 | ||
| Klein Margaret D. | Open Market Purchase | 500 | $5.57 | 2025-08-06 | |
| Kosiba John W JR | Sale | -9,843 | $55.26 | $543,924 | 2025-08-06 |
| Kosiba John W JR | Sale | -50,000 | $54.34 | $2,717,050 | 2025-08-06 |
| McGahn Daniel P | Sale | -100,848 | $54.26 | $5,472,053 | 2025-08-06 |
| McGahn Daniel P | Sale | -12,815 | $28.56 | $365,976 | 2025-06-12 |
| Kosiba John W JR | Sale | -6,642 | $28.55 | $189,618 | 2025-06-12 |
| Kosiba John W JR | Sale | -4,744 | $31.83 | $151,012 | 2025-06-09 |
| McGahn Daniel P | Sale | -7,689 | $31.82 | $244,670 | 2025-06-09 |
| McGahn Daniel P | Sale | -122,655 | $25.55 | $3,133,455 | 2025-05-29 |
| Kosiba John W JR | Sale | -50,000 | $25.55 | $1,277,715 | 2025-05-29 |
| Kosiba John W JR | Sale | -11,860 | $24.5 | $290,530 | 2025-05-22 |
| McGahn Daniel P | Sale | -12,815 | $24.49 | $313,878 | 2025-05-22 |
| McGahn Daniel P | Grant, award...etc | 240,000 | 2025-05-19 | ||
| Kosiba John W JR | Grant, award...etc | 120,000 | 2025-05-19 | ||
| OLIVER DAVID R JR | Grant, award...etc | 2,639 | 2025-04-04 | ||
| Littlefield Barbara G. | Grant, award...etc | 2,639 | 2025-04-04 | ||
| House Arthur H | Grant, award...etc | 2,639 | 2025-04-04 | ||
| Klein Margaret D. | Grant, award...etc | 2,639 | 2025-04-04 | ||
| Dambier Laura A. | Grant, award...etc | 2,639 | 2025-04-04 | ||
| Kosiba John W JR | Sale | -50,000 | $28.28 | $1,414,095 | 2024-11-06 |
| McGahn Daniel P | Grant, award...etc | 180,000 | 2024-10-01 | ||
| Kosiba John W JR | Grant, award...etc | 90,000 | 2024-09-30 | ||
| Kosiba John W JR | Sale | -32,000 | $21.68 | $693,750 | 2024-06-12 |
| McGahn Daniel P | Sale | -37,165 | $21.69 | $806,046 | 2024-06-12 |
| Kosiba John W JR | Sale | -29,000 | $14.78 | $428,693 | 2024-05-23 |
| McGahn Daniel P | Sale | -20,559 | $14.78 | $303,893 | 2024-05-23 |
| Dambier Laura A. | Grant, award...etc | 3,840 | 2024-04-04 | ||
| House Arthur H | Grant, award...etc | 3,840 | 2024-04-04 | ||
| Littlefield Barbara G. | Grant, award...etc | 3,840 | 2024-04-04 | ||
| Klein Margaret D. | Grant, award...etc | 3,840 | 2024-04-04 | ||
| OLIVER DAVID R JR | Grant, award...etc | 3,840 | 2024-04-04 | ||
| Kosiba John W JR | Sale | -80,010 | $6.15 | $492,414 | 2023-06-23 |
| McGahn Daniel P | Sale | -110,704 | $6.14 | $680,033 | 2023-06-23 |
| Kosiba John W JR | Grant, award...etc | 105,000 | 2023-06-20 | ||
| McGahn Daniel P | Grant, award...etc | 250,000 | 2023-06-20 | ||
| House Arthur H | Grant, award...etc | 11,627 | 2023-04-07 | ||
| Klein Margaret D. | Grant, award...etc | 9,397 | 2023-04-07 | ||
| Dambier Laura A. | Grant, award...etc | 9,397 | 2023-04-07 | ||
| Littlefield Barbara G. | Grant, award...etc | 11,627 | 2023-04-07 | ||
| OLIVER DAVID R JR | Grant, award...etc | 11,627 | 2023-04-07 | ||
| Kosiba John W JR | Open Market Purchase | 15,000 | $3.5 | 2022-12-19 | |
| McGahn Daniel P | Open Market Purchase | 25,000 | $3.49 | 2022-12-19 | |
| Kosiba John W JR | Open Market Purchase | 25,000 | $3.34 | 2022-12-13 | |
| McGahn Daniel P | Grant, award...etc | 250,000 | 2022-11-02 | ||
| Kosiba John W JR | Grant, award...etc | 125,000 | 2022-10-21 | ||
| McGahn Daniel P | Sale | -32,587 | $5.98 | $194,750 | 2022-06-13 |
| Kosiba John W JR | Sale | -8,473 | $5.97 | $50,622 | 2022-06-13 |
| BUDHRAJA VIKRAM S | Grant, award...etc | 1,538 | 2022-06-13 | ||
| McGahn Daniel P | Sale | -21,725 | $5.45 | $118,482 | 2022-06-02 |
| Kosiba John W JR | Sale | -13,325 | $5.45 | $72,677 | 2022-06-02 |
The information provided in this report about AMSC stock is taken from www.sec.gov and many other data providers. While we have conducted our best efforts to ensure that the parsed data is accurate, we cannot guarantee its accuracy. Please use caution and understand that any consequences of its use are your own responsibility.
American Superconductor Corporation(NASDAQ:AMSC) 
American Superconductor Corporation, together with its subsidiaries, provides megawatt-scale power resiliency solutions worldwide. The company operates in two segments, Grid and Wind. The Grid segment offers products and services that enable electric utilities, industrial facilities, and renewable e...
Website: http://www.amsc.com
Founded: 1987
Full Time Employees: 242
CEO: Daniel P McGahn
Sector: Industrials
Industry: Specialty Industrial Machinery
