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Kosiba John W JR
SVP, CFO & Treasurer at AMERICAN SUPERCONDUCTOR CORP /DE/. Filing since 10 May 2017.
CIK 0001703463
Company
Date
Role
Action
Shares
Amount
Of holding
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
11 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
6,769
$253.58K
2.0%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
8 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
4,835
$201.97K
1.4%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
3 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
6,447
$315.55K
1.8%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
2 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
30,462
$1.55M
8.0%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
4 Aug 2025
SVP, CFO & Treasurer
Sold at will
50,000
$2.73M
12.4%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
4 Aug 2025
SVP, CFO & Treasurer
Sold at will
9,843
$543.92K
100%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
11 Jun 2025
SVP, CFO & Treasurer
Sold on a plan
6,642
$189.78K
1.6%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
6 Jun 2025
SVP, CFO & Treasurer
Sold on a plan
4,744
$151.01K
1.1%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
27 May 2025
SVP, CFO & Treasurer
Sold on a plan
50,000
$1.32M
10.8%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
20 May 2025
SVP, CFO & Treasurer
Sold on a plan
11,860
$290.53K
2.5%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
4 Nov 2024
SVP, CFO & Treasurer
Sold at will
50,000
$1.41M
12.3%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
11 Jun 2024
SVP, CFO & Treasurer
Sold on a plan
32,000
$693.75K
9.2%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
21 May 2024
SVP, CFO & Treasurer
Sold on a plan
29,000
$429.81K
7.7%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
22 Jun 2023
SVP, CFO & Treasurer
Sold on a plan
29,878
$177.82K
7.3%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
21 Jun 2023
SVP, CFO & Treasurer
Sold on a plan
50,132
$308.53K
11.0%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
16 Dec 2022
SVP, CFO & Treasurer
Bought
15,000
$52.47K
4.4%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
12 Dec 2022
SVP, CFO & Treasurer
Bought
25,000
$83.40K
8.0%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
10 Jun 2022
SVP, CFO & Treasurer
Sold, plan not stated
8,473
$50.62K
4.3%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
31 May 2022
SVP, CFO & Treasurer
Sold, plan not stated
13,325
$72.68K
6.3%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
10 Dec 2021
SVP, CFO & Treasurer
Sold, plan not stated
22,754
$257.41K
9.8%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
2 Nov 2021
SVP, CFO & Treasurer
Sold, plan not stated
7,242
$136.08K
3.0%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
1 Nov 2021
SVP, CFO & Treasurer
Sold, plan not stated
3,766
$71.38K
1.5%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
1 Jul 2021
SVP, CFO & Treasurer
Sold, plan not stated
6,409
$113.18K
2.7%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
24 May 2021
SVP, CFO & Treasurer
Sold, plan not stated
5,794
$82.14K
2.4%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
21 Jan 2021
SVP, CFO & Treasurer
Sold, plan not stated
25,094
$691.31K
10.5%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
25 Nov 2020
SVP, CFO & Treasurer
Sold, plan not stated
25,000
$481.96K
9.4%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
19 Dec 2019
SVP, CFO & Treasurer
Sold, plan not stated
10,287
$78.50K
4.9%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
28 Dec 2018
SVP, CFO & Treasurer
Sold, plan not stated
12,374
$127.59K
6.0%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
7 Dec 2018
SVP, CFO & Treasurer
Sold, plan not stated
6,250
$66.15K
2.9%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
9 Feb 2018
SVP, CFO & Treasurer
Bought
5,000
$0.00
4.6%
AMSC
AMERICAN SUPERCONDUCTOR CORP /DE/
10 May 2017
SVP, CFO & Treasurer
Bought
6,250
$25.00K
16.7%
31 decisions on file.
