| AMSC 0000880807 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2020-05-26 | 4 | FORM 4 SUBMISSION | View Document |
| 2020-05-26 | SD | FORM SD | View Document |
| 2020-04-07 | 4 | FORM 4 SUBMISSION | View Document |
| 2020-04-07 | 4 | FORM 4 SUBMISSION | View Document |
| 2020-04-07 | 4 | FORM 4 SUBMISSION | View Document |
| 2020-04-07 | 4 | FORM 4 SUBMISSION | View Document |
| 2020-02-13 | SC 13G/A | SC 13G/A | View Document |
| 2020-02-12 | SC 13G/A | AMERICAN SUPERCONDUCTOR 13G/A | View Document |
| 2020-02-12 | SC 13G | View Document | |
| 2020-02-07 | SC 13G | View Document | |
| 2020-02-05 | 10-Q | FORM 10-Q | View Document |
| 2020-02-05 | 8-K | FORM 8-K | View Document |
| 2020-02-04 | SC 13G/A | View Document | |
| 2020-01-27 | SC 13G | SC 13G | View Document |
| 2019-12-23 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-11-07 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-11-07 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-11-05 | 10-Q | FORM 10-Q | View Document |
| 2019-11-05 | 8-K | FORM 8-K | View Document |
| 2019-11-04 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-11-04 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-08-29 | S-8 | S-8 | View Document |
| 2019-08-06 | 8-K | 8-K | View Document |
| 2019-08-06 | 10-Q | FORM 10-Q | View Document |
| 2019-08-06 | 8-K | FORM 8-K | View Document |
| 2019-07-30 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-07-30 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-07-02 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-07-02 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-06-24 | SC 13G | View Document | |
| 2019-06-20 | DEFA14A | DEFA14A | View Document |
| 2019-06-20 | DEF 14A | DEF 14A | View Document |
| 2019-06-05 | 10-K | FORM 10-K | View Document |
| 2019-06-05 | 8-K | FORM 8-K | View Document |
| 2019-05-30 | SD | FORM SD | View Document |
| 2019-05-30 | CT ORDER | View Document | |
| 2019-05-29 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-05-29 | 3 | FORM 3 SUBMISSION | View Document |
| 2019-05-24 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-05-24 | 8-K | FORM 8-K | View Document |
| 2019-05-14 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-04-04 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-04-04 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-04-04 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-04-04 | 4 | FORM 4 SUBMISSION | View Document |
| 2019-02-14 | SC 13G | SC 13G | View Document |
| 2019-02-13 | SC 13G/A | SCHEDULE 13G/A (AMENDMENT NO. 1) | View Document |
| 2019-02-13 | SC 13G/A | AMERICAN SUPERCONDUCTOR 13G/A | View Document |
| 2019-02-13 | CT ORDER | View Document | |
| 2019-02-08 | SC 13G/A | AMENDMENT TO FORM SC 13G | View Document |
| 2019-02-08 | SC 13G | REPORT OF ACQUISITION OF BENEFICIAL OWNERSHIP | View Document |
| 2019-02-05 | 10-Q | 10-Q | View Document |
| 2019-02-05 | 8-K | 8-K | View Document |
| 2019-01-02 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-12-11 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-11-13 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-11-13 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-11-06 | 10-Q | 10-Q | View Document |
| 2018-11-06 | 8-K | 8-K | View Document |
| 2018-11-05 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-10-31 | 8-K | 8-K | View Document |
| 2018-10-05 | SC 13G | ACQUISITION OF BENEFICIAL OWNERSHIP | View Document |
| 2018-08-30 | CT ORDER | View Document | |
| 2018-08-10 | CT ORDER | View Document | |
| 2018-08-10 | CT ORDER | View Document | |
| 2018-08-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-08-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-08-01 | 8-K | 8-K | View Document |
| 2018-07-31 | 10-Q | 10-Q | View Document |
| 2018-07-31 | 8-K | 8-K | View Document |
| 2018-07-31 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-07-30 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-07-13 | CT ORDER | View Document | |
| 2018-07-09 | 8-K | FORM 8-K | View Document |
| 2018-07-03 | 8-K | 8-K | View Document |
| 2018-07-02 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-07-02 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-06-15 | DEFA14A | DEFA14A | View Document |
| 2018-06-15 | DEF 14A | DEF 14A | View Document |
| 2018-06-14 | 8-K | 8-K | View Document |
| 2018-06-07 | 10-K/A | 10-K/A | View Document |
| 2018-06-06 | 10-K | 10-K | View Document |
| 2018-06-06 | 8-K | 8-K | View Document |
| 2018-05-25 | SD | SD | View Document |
| 2018-05-15 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-05-15 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-04-10 | 8-K | 8-K | View Document |
| 2018-04-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-04-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-04-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-04-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-04-06 | 4 | FORM 4 SUBMISSION | View Document |
| 2018-04-03 | 8-K | 8-K | View Document |
| 2018-03-08 | SC 13G | SC 13G | View Document |
| 2018-02-15 | EFFECT | View Document | |
| 2018-02-13 | UPLOAD | View Document | |
| 2018-02-13 | SC 13G | AMERICAN SUPERCONDUCTOR 13G | View Document |
| 2018-02-13 | CORRESP | View Document | |
| 2018-02-09 | 4/A | FORM 4/A SUBMISSION | View Document |
| 2018-02-09 | 4 | FORM 4 SUBMISSION | View Document |
