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AMERICAN SUPERCONDUCTOR CORP /DE/

AMSC Net selling
CIK 0000880807 #2265 in the set updated 18 Sep 2026
Bought (120 mo)
$427.59K
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$31.10M
$17.14M on a plan · $0.00 straight out of an exercise
Sold at will
$13.95M
32 of 77 sales
Net
−$30.67M
−$13.53M against sales at will

By person

12 insiders · 88 transactions
60.6×

Daniel P. McGahn holds 60.6 times base salary in stock. $43.40M of shares against $715.77K in salary for 2025.

Salary from the company's own proxy. The shares are what Daniel P. McGahn last reported holding, valued at $37.85, the price Common Stock was last bought or sold at on the open market here, on 11 Jun 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
McGahn Daniel P
Chairman, President and CEO
$187.27K (2)
$17.59M (30) scheduled
−$17.41M
1,146,501
2.37%
$43.40M
+776.6%
Kosiba John W JR
SVP, CFO & Treasurer
$160.87K (4)
$12.80M (41)
−$12.63M
339,740
0.7013%
$12.86M
+515.4%
House Arthur H
Director
—
$494.08K (1)
−$494.08K
51,779
0.1069%
$1.96M
+2,489%
Dambier Laura A.
Director
—
$150.52K (1)
−$150.52K
14,992
0.0309%
$567.46K
—
WOOD JOHN W JR
Director
$25.00K (1)
—
+$25.00K
36,245
0.0748%
$1.37M
+171.7%
OLIVER DAVID R JR
Director
$1.67K (1)
$24.32K (2)
−$22.65K
63,823
0.1318%
$2.42M
+373.5%
BUDHRAJA VIKRAM S
Director
$50.00K (1)
$35.94K (1)
+$14.06K
59,299
0.1224%
$2.24M
+250.1%
SANDE JOHN VANDER
Director
—
$4.03K (1)
−$4.03K
22,234
0.0459%
$841.58K
+70.5%
Klein Margaret D.
Director
$2.78K (1)
—
+$2.78K
19,492
0.0402%
$737.79K
—
Littlefield Barbara G.
Director
—
—
—
35,427
0.0731%
$1.34M
—
LENEHAN PAMELA F
Director
—
—
—
27,172
0.0561%
$1.03M
+133.5%
Donnelly Terence Robert
Director
—
—
—
2,665
0.0055%
$100.87K
—

Individual transactions

45
Insider
Date
Role
Action
Shares
Price
Amount
McGahn Daniel P
11 Jun 2026
Chairman, President and CEO
Sold on a plan
4,609
$37.85
$174.46K
McGahn Daniel P
11 Jun 2026
Chairman, President and CEO
Sold on a plan
11,508
$37.28
$429.05K
Kosiba John W JR
11 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
1,743
$37.85
$65.98K
Kosiba John W JR
11 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
5,026
$37.33
$187.60K
McGahn Daniel P
8 Jun 2026
Chairman, President and CEO
Sold on a plan
4,678
$42.19
$197.38K
McGahn Daniel P
8 Jun 2026
Chairman, President and CEO
Sold on a plan
4,992
$41.39
$206.61K
Kosiba John W JR
8 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
1,549
$42.35
$65.60K
Kosiba John W JR
8 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
3,286
$41.50
$136.37K
McGahn Daniel P
3 Jun 2026
Chairman, President and CEO
Sold on a plan
817
$50.99
$41.66K
McGahn Daniel P
3 Jun 2026
Chairman, President and CEO
Sold on a plan
500
$50.29
$25.14K
McGahn Daniel P
3 Jun 2026
Chairman, President and CEO
Sold on a plan
4,501
$49.25
$221.69K
McGahn Daniel P
3 Jun 2026
Chairman, President and CEO
Sold on a plan
7,075
$48.31
$341.77K
Kosiba John W JR
3 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
609
$50.83
$30.95K
Kosiba John W JR
3 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
2,638
$49.28
$130.01K
Kosiba John W JR
3 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
3,200
$48.31
$154.58K
McGahn Daniel P
2 Jun 2026
Chairman, President and CEO
Sold on a plan
2,305
$52.14
$120.17K
McGahn Daniel P
2 Jun 2026
Chairman, President and CEO
Sold on a plan
28,558
$51.46
$1.47M
McGahn Daniel P
2 Jun 2026
Chairman, President and CEO
Sold on a plan
27,900
$50.63
$1.41M
McGahn Daniel P
2 Jun 2026
Chairman, President and CEO
Sold on a plan
13,762
$49.45
$680.54K
Kosiba John W JR
2 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
600
$52.19
$31.32K
Kosiba John W JR
2 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
12,036
$51.47
$619.44K
Kosiba John W JR
2 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
12,122
$50.62
$613.60K
Kosiba John W JR
2 Jun 2026
SVP, CFO & Treasurer
Sold on a plan
5,704
$49.46
$282.13K
Kosiba John W JR
11 Jun 2025
SVP, CFO & Treasurer
Sold on a plan
300
$29.08
$8.72K
Kosiba John W JR
11 Jun 2025
SVP, CFO & Treasurer
Sold on a plan
6,342
$28.55
$181.05K
McGahn Daniel P
11 Jun 2025
Chairman, President and CEO
Sold on a plan
500
$29.09
$14.55K
McGahn Daniel P
11 Jun 2025
Chairman, President and CEO
Sold on a plan
12,315
$28.56
$351.70K
McGahn Daniel P
6 Jun 2025
Chairman, President and CEO
Sold on a plan
7,689
$31.82
$244.67K
Kosiba John W JR
6 Jun 2025
SVP, CFO & Treasurer
Sold on a plan
4,744
$31.83
$151.01K
Kosiba John W JR
27 May 2025
SVP, CFO & Treasurer
Sold on a plan
39,903
$26.61
$1.06M
Kosiba John W JR
27 May 2025
SVP, CFO & Treasurer
Sold on a plan
10,097
$25.55
$258.02K
McGahn Daniel P
27 May 2025
Chairman, President and CEO
Sold on a plan
98,149
$26.60
$2.61M
McGahn Daniel P
27 May 2025
Chairman, President and CEO
Sold on a plan
24,506
$25.55
$626.05K
McGahn Daniel P
20 May 2025
Chairman, President and CEO
Sold on a plan
12,815
$24.49
$313.88K
Kosiba John W JR
20 May 2025
SVP, CFO & Treasurer
Sold on a plan
11,860
$24.50
$290.53K
Kosiba John W JR
11 Jun 2024
SVP, CFO & Treasurer
Sold on a plan
32,000
$21.68
$693.75K
McGahn Daniel P
11 Jun 2024
Chairman, President and CEO
Sold on a plan
37,165
$21.69
$806.05K
McGahn Daniel P
21 May 2024
Chairman, President and CEO
Sold on a plan
1,620
$15.30
$24.79K
McGahn Daniel P
21 May 2024
Chairman, President and CEO
Sold on a plan
18,939
$14.78
$279.95K
Kosiba John W JR
21 May 2024
SVP, CFO & Treasurer
Sold on a plan
2,170
$15.30
$33.20K
Kosiba John W JR
21 May 2024
SVP, CFO & Treasurer
Sold on a plan
26,830
$14.78
$396.61K
Kosiba John W JR
22 Jun 2023
SVP, CFO & Treasurer
Sold on a plan
29,878
$5.95
$177.82K
McGahn Daniel P
22 Jun 2023
Chairman, President and CEO
Sold on a plan
36,902
$5.95
$219.60K
Kosiba John W JR
21 Jun 2023
SVP, CFO & Treasurer
Sold on a plan
50,132
$6.15
$308.53K
McGahn Daniel P
21 Jun 2023
Chairman, President and CEO
Sold on a plan
73,802
$6.14
$453.35K
Show all 88 transactions →

What was left out

Form 4 filings counted 156
Amendments (4/A) skipped 1
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 45
Sales straight out of an exercise 0
Sales at will 32
Transactions with no price 0
Shares from compensation/vesting 3,284,656
Sales filed before the plan box existed 23
History held since 22 Sep 2016