Kosiba John W JR
CIK: 0001703463•SVP, CFO & Treasurer
Officer
Primary company: AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC)
Kosiba John W JR is a corporate insider (SVP, CFO & Treasurer) at AMERICAN SUPERCONDUCTOR CORP /DE/ (AMSC) filing SEC Form 4 transactions. 67 transactions, totaling $183,972 in purchases and $10,477,465 in sales. Source: SEC EDGAR.
Companies
Transaction History
Source: SEC EDGAR Form 4 insider transaction filings.
Company | Type | Shares | Price | Value | Shares After | Date | SEC |
|---|---|---|---|---|---|---|---|
| Sale | 9,843 | $55.26 | $544K | 0 | 8/4/2025 Filed: 8/6/2025 | Filing → | |
| Sale | 15,740 | $55.13 | $868K | 352,890 | 8/4/2025 Filed: 8/6/2025 | Filing → | |
| Sale | 34,260 | $54.34 | $1.86M | 368,630 | 8/4/2025 Filed: 8/6/2025 | Filing → | |
| Sale | 300 | $29.08 | $9K | 402,890 | 6/11/2025 Filed: 6/12/2025 | Filing → | |
| Sale | 6,342 | $28.55 | $181K | 403,190 | 6/11/2025 Filed: 6/12/2025 | Filing → | |
| Sale | 4,744 | $31.83 | $151K | 409,532 | 6/6/2025 Filed: 6/9/2025 | Filing → | |
| Sale | 39,903 | $26.61 | $1.06M | 414,276 | 5/27/2025 Filed: 5/29/2025 | Filing → | |
| Sale | 10,097 | $25.55 | $258K | 454,179 | 5/27/2025 Filed: 5/29/2025 | Filing → | |
| Sale | 11,860 | $24.50 | $291K | 464,276 | 5/20/2025 Filed: 5/22/2025 | Filing → | |
| Award | 120,000 | - | - | 476,136 | 5/15/2025 Filed: 5/19/2025 | Filing → | |
| Sale | 50,000 | $28.28 | $1.41M | 356,136 | 11/4/2024 Filed: 11/6/2024 | Filing → | |
| Award | 90,000 | - | - | 406,136 | 9/26/2024 Filed: 9/30/2024 | Filing → | |
| Sale | 32,000 | $21.68 | $694K | 316,136 | 6/11/2024 Filed: 6/12/2024 | Filing → | |
| Sale | 2,170 | $15.30 | $33K | 348,136 | 5/21/2024 Filed: 5/23/2024 | Filing → | |
| Sale | 26,830 | $14.78 | $397K | 350,306 | 5/21/2024 Filed: 5/23/2024 | Filing → | |
| Sale | 29,878 | $5.95 | $178K | 377,136 | 6/22/2023 Filed: 6/23/2023 | Filing → | |
| Sale | 50,132 | $6.15 | $309K | 407,014 | 6/21/2023 Filed: 6/23/2023 | Filing → | |
| Disposition | 1,613 | $0.00 | $0 | 457,146 | 6/15/2023 Filed: 6/20/2023 | Filing → | |
| Award | 105,000 | $0.00 | $0 | 458,759 | 6/15/2023 Filed: 6/20/2023 | Filing → | |
| Purchase | 15,000 | $3.50 | $52K | 353,759 | 12/16/2022 Filed: 12/19/2022 | Filing → |
Type
Sale
Shares
9,843
Price
$55.26
Value
$544K
Type
Sale
Shares
15,740
Price
$55.13
Value
$868K
Type
Sale
Shares
34,260
Price
$54.34
Value
$1.86M
Type
Sale
Shares
300
Price
$29.08
Value
$9K
Type
Sale
Shares
6,342
Price
$28.55
Value
$181K
Type
Sale
Shares
4,744
Price
$31.83
Value
$151K
Type
Sale
Shares
39,903
Price
$26.61
Value
$1.06M
Type
Sale
Shares
10,097
Price
$25.55
Value
$258K
Type
Sale
Shares
11,860
Price
$24.50
Value
$291K
Type
Award
Shares
120,000
Price
-
Value
-
Type
Sale
Shares
50,000
Price
$28.28
Value
$1.41M
Type
Award
Shares
90,000
Price
-
Value
-
Type
Sale
Shares
32,000
Price
$21.68
Value
$694K
Type
Sale
Shares
2,170
Price
$15.30
Value
$33K
Type
Sale
Shares
26,830
Price
$14.78
Value
$397K
Type
Sale
Shares
29,878
Price
$5.95
Value
$178K
Type
Sale
Shares
50,132
Price
$6.15
Value
$309K
Type
Disposition
Shares
1,613
Price
$0.00
Value
$0
Type
Award
Shares
105,000
Price
$0.00
Value
$0
Type
Purchase
Shares
15,000
Price
$3.50
Value
$52K
AI Agent
Try asking...