John W. Kosiba Jr.

Insider Reports History

Location
Devens, MA
Signature
/s/ John W. Kosiba, Jr.
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by John W. Kosiba Jr.:

Company Role Class Num Shares Value Price $ Report Date Ownership
AMERICAN SUPERCONDUCTOR CORP /DE/ SVP, CFO & Treasurer Common Stock 352,890 $19,454,543 $55.13 04 Aug 2025 Direct
AMERICAN SUPERCONDUCTOR CORP /DE/ SVP, CFO & Treasurer Common Stock 0 $0 $55.26 04 Aug 2025 By 401(k) plan

Insider Reports Filed by John W. Kosiba Jr.

Symbol Company Period Transactions Value $ Form Type Role Filing Time
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 04 Aug 2025 3 -$3,273,380 4 SVP, CFO & Treasurer 06 Aug 2025, 16:29
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 11 Jun 2025 2 -$189,778 4 SVP, CFO & Treasurer 12 Jun 2025, 16:19
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 06 Jun 2025 1 -$151,012 4 SVP, CFO & Treasurer 09 Jun 2025, 16:57
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 27 May 2025 2 -$1,319,757 4 SVP, CFO & Treasurer 29 May 2025, 17:22
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 20 May 2025 1 -$290,530 4 SVP, CFO & Treasurer 22 May 2025, 16:47
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 15 May 2025 1 $0 4 SVP, CFO & Treasurer 19 May 2025, 16:43
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 04 Nov 2024 1 -$1,414,095 4 SVP, CFO & Treasurer 06 Nov 2024, 16:38
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 26 Sep 2024 1 $0 4 SVP, CFO & Treasurer 30 Sep 2024, 17:12
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 11 Jun 2024 1 -$693,750 4 SVP, CFO & Treasurer 12 Jun 2024, 09:08
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 21 May 2024 2 -$429,814 4 SVP, CFO & Treasurer 23 May 2024, 16:33
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 21 Jun 2023 2 -$486,348 4 SVP, CFO & Treasurer 23 Jun 2023, 16:15
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 15 Jun 2023 2 $0 4 SVP, CFO & Treasurer 20 Jun 2023, 16:26
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 16 Dec 2022 1 +$52,472 4 SVP, CFO & Treasurer 19 Dec 2022, 15:18
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 12 Dec 2022 1 +$83,400 4 SVP, CFO & Treasurer 13 Dec 2022, 15:17
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 19 Oct 2022 1 $0 4 SVP, CFO & Treasurer 21 Oct 2022, 16:28
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 10 Jun 2022 1 -$50,622 4 SVP, CFO & Treasurer 13 Jun 2022, 16:43
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 31 May 2022 1 -$72,677 4 SVP, CFO & Treasurer 02 Jun 2022, 17:36
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 10 Dec 2021 1 -$257,407 4 SVP, CFO & Treasurer 13 Dec 2021, 15:53
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 01 Nov 2021 3 -$207,462 4 SVP, CFO & Treasurer 02 Nov 2021, 16:26
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 05 Aug 2021 1 +$149,765 4 SVP, CFO & Treasurer 06 Aug 2021, 08:56
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 01 Jul 2021 1 -$113,183 4 SVP, CFO & Treasurer 06 Jul 2021, 17:14
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 20 May 2021 2 -$82,142 4 SVP, CFO & Treasurer 24 May 2021, 17:38