Stock chart
Ticker: AMSC Exchange: NSM


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2024-11-06 2024-11-04 S Sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
50,000 -12.3%
28.28
USD 1,414,095
50,000 -12.3% 28.28 USD 1,414,095
2024-06-12 2024-06-11 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
32,000 -9.2%
21.68
USD 693,750
32,000 -9.2% 21.68 USD 693,750
2024-06-12 2024-06-11 PS Planned sale

McGahn Daniel P

Chairman, President and CEO

Executive Director
37,165 -3.5%
21.69
USD 806,046
37,165 -3.5% 21.69 USD 806,046
2024-05-23 2024-05-21 PS Planned sale

McGahn Daniel P

Chairman, President and CEO

Executive Director
1,620 -0.2%
15.30
USD 24,794
1,620 -0.2% 15.30 USD 24,794
2024-05-23 2024-05-21 PS Planned sale

McGahn Daniel P

Chairman, President and CEO

Executive Director
18,939 -1.8%
14.78
USD 279,947
18,939 -1.8% 14.78 USD 279,947
2024-05-23 2024-05-21 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
2,170 -0.6%
15.30
USD 33,199
2,170 -0.6% 15.30 USD 33,199
2024-05-23 2024-05-21 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
26,830 -7.1%
14.78
USD 396,614
26,830 -7.1% 14.78 USD 396,614
2023-06-23 2023-06-22 PS Planned sale

McGahn Daniel P

Chairman, President and CEO

Executive Director
36,902 -3.3%
5.95
USD 219,596
36,902 -3.3% 5.95 USD 219,596
2023-06-23 2023-06-22 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
29,878 -7.3%
5.95
USD 177,816
29,878 -7.3% 5.95 USD 177,816
2023-06-23 2023-06-21 PS Planned sale

McGahn Daniel P

Chairman, President and CEO

Executive Director
73,802 -6.2%
6.14
USD 453,351
73,802 -6.2% 6.14 USD 453,351
2023-06-23 2023-06-21 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
50,132 -11.0%
6.15
USD 308,532
50,132 -11.0% 6.15 USD 308,532
2022-12-19 2022-12-16 B Purchase

McGahn Daniel P

Chairman, President and CEO

Executive Director
25,000 +2.7%
3.49
USD 87,268
25,000 +2.7% 3.49 USD 87,268
2022-12-19 2022-12-16 B Purchase

Kosiba John W JR

SVP, CFO & Treasurer

Officer
15,000 +4.4%
3.50
USD 52,472
15,000 +4.4% 3.50 USD 52,472
2022-12-13 2022-12-12 B Purchase

Kosiba John W JR

SVP, CFO & Treasurer

Officer
25,000 +8.0%
3.34
USD 83,400
25,000 +8.0% 3.34 USD 83,400
2022-06-13 2022-06-10 PS Planned sale

McGahn Daniel P

Chairman, President and CEO

Executive Director
32,587 -4.6%
5.98
USD 194,750
32,587 -4.6% 5.98 USD 194,750
2022-06-13 2022-06-10 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
8,473 -4.3%
5.97
USD 50,622
8,473 -4.3% 5.97 USD 50,622
2022-06-02 2022-05-31 PS Planned sale

McGahn Daniel P

Chairman, President and CEO

Executive Director
21,725 -3.0%
5.45
USD 118,482
21,725 -3.0% 5.45 USD 118,482
2022-06-02 2022-05-31 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
13,325 -6.3%
5.45
USD 72,677
13,325 -6.3% 5.45 USD 72,677
2021-12-13 2021-12-10 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
22,754 -9.8%
11.31
USD 257,407
22,754 -9.8% 11.31 USD 257,407
2021-12-09 2021-12-08 S Sale

BUDHRAJA VIKRAM S

Non-Executive Director
3,000 -5.5%
11.98
USD 35,944
3,000 -5.5% 11.98 USD 35,944
2021-11-02 2021-11-02 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
259 -0.1%
19.31
USD 5,001
259 -0.1% 19.31 USD 5,001
2021-11-02 2021-11-02 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
6,983 -2.9%
18.77
USD 131,077
6,983 -2.9% 18.77 USD 131,077
2021-11-02 2021-11-01 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
3,766 -1.5%
18.95
USD 71,383
3,766 -1.5% 18.95 USD 71,383
2021-11-02 2021-11-01 PS Planned sale

McGahn Daniel P

Chairman, President and CEO

Executive Director
7,241 -1.0%
18.96
USD 137,298
7,241 -1.0% 18.96 USD 137,298
2021-07-06 2021-07-01 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
6,409 -2.7%
17.66
USD 113,183
6,409 -2.7% 17.66 USD 113,183
2021-07-06 2021-07-01 PS Planned sale

McGahn Daniel P

Chairman, President and CEO

Executive Director
14,664 -2.1%
17.66
USD 259,020
14,664 -2.1% 17.66 USD 259,020
2021-05-24 2021-05-24 PS Planned sale

McGahn Daniel P

Chairman, President and CEO

Executive Director
8,690 -1.2%
14.19
USD 123,277
8,690 -1.2% 14.19 USD 123,277
2021-01-22 2021-01-21 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
10,661 -4.7%
28.03
USD 298,781
10,661 -4.7% 28.03 USD 298,781
2021-01-22 2021-01-21 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
8,333 -3.6%
27.66
USD 230,506
8,333 -3.6% 27.66 USD 230,506
2021-01-22 2021-01-21 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
6,100 -2.5%
26.56
USD 162,026
6,100 -2.5% 26.56 USD 162,026
2020-11-30 2020-11-25 S Sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
25,000 -9.4%
19.28
USD 481,960
25,000 -9.4% 19.28 USD 481,960
2019-12-23 2019-12-19 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
10,287 -4.9%
7.63
USD 78,496
10,287 -4.9% 7.63 USD 78,496
2019-01-02 2018-12-28 PS Planned sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
12,374 -6.0%
10.31
USD 127,592
12,374 -6.0% 10.31 USD 127,592
2018-12-11 2018-12-07 S Sale

Kosiba John W JR

SVP, CFO & Treasurer

Officer
6,250 -2.9%
10.58
USD 66,148
6,250 -2.9% 10.58 USD 66,148
2018-02-09 2018-02-09 B Purchase

Kosiba John W JR

SVP, CFO & Treasurer

Officer
5,000
0.00
USD 0
5,000 0.00 USD 0
2017-05-12 2017-05-10 B Purchase

BUDHRAJA VIKRAM S

Non-Executive Director
12,500 +54.4%
4.00
USD 50,000
12,500 +54.4% 4.00 USD 50,000
2017-05-12 2017-05-10 B Purchase

Kosiba John W JR

SVP, CFO & Treasurer

Officer
6,250 +16.7%
4.00
USD 25,000
6,250 +16.7% 4.00 USD 25,000
2017-05-12 2017-05-10 B Purchase

WOOD JOHN W JR

Non-Executive Director
6,250 +32.2%
4.00
USD 25,000
6,250 +32.2% 4.00 USD 25,000
2017-05-12 2017-05-10 B Purchase

McGahn Daniel P

President and CEO

Executive Director
25,000 +21.5%
4.00
USD 100,000
25,000 +21.5% 4.00 USD 100,000
2016-12-19 2016-12-15 S Sale

OLIVER DAVID R JR

Non-Executive Director
2,200 -16.3%
7.95
USD 17,497
2,200 -16.3% 7.95 USD 17,497
2016-11-29 2016-11-28 S Sale

SANDE JOHN VANDER

Non-Executive Director
500 -3.8%
8.05
USD 4,026
500 -3.8% 8.05 USD 4,026
2016-06-20 2016-06-20 PS Planned sale

HENRY DAVID A

EVP, CFO & Treasurer

Officer
10,900 -14.8%
8.42
USD 91,799
10,900 -14.8% 8.42 USD 91,799
2016-06-20 2016-06-16 S Sale

HENRY DAVID A

EVP, CFO & Treasurer

Officer
2,325 -100.0%
8.18
USD 19,012
2,325 -100.0% 8.18 USD 19,012
2016-05-20 2016-05-18 PS Planned sale

Maguire James F

EVP, Operations

Officer
29,938 -39.8%
10.15
USD 304,014
29,938 -39.8% 10.15 USD 304,014
2016-04-07 2016-04-06 PS Planned sale

HENRY DAVID A

EVP, CFO & Treasurer

Officer
6,250 -6.8%
8.26
USD 51,626
6,250 -6.8% 8.26 USD 51,626
2016-04-07 2016-04-05 PS Planned sale

HENRY DAVID A

EVP, CFO & Treasurer

Officer
6,295 -6.5%
8.15
USD 51,323
6,295 -6.5% 8.15 USD 51,323
2015-05-04 2015-04-24 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
66,000 +47.8%
6.00
USD 396,000
66,000 +47.8% 6.00 USD 396,000
2015-05-04 2015-04-24 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
112,200 +48.3%
6.00
USD 673,200
112,200 +48.3% 6.00 USD 673,200
2015-05-04 2015-04-24 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
217,800 +49.7%
6.00
USD 1,306,800
217,800 +49.7% 6.00 USD 1,306,800
2015-05-04 2015-04-24 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
264,000 +46.3%
6.00
USD 1,584,000
264,000 +46.3% 6.00 USD 1,584,000
2015-02-06 2014-11-11 S Sale

SANDE JOHN VANDER

Non-Executive Director
5,000 -18.5%
1.15
USD 5,730
5,000 -18.5% 1.15 USD 5,730
2014-08-29 2014-08-27 S Sale

Maguire James F

EVP, Operations

Officer
149,424 -26.1%
1.80
USD 268,336
149,424 -26.1% 1.80 USD 268,336
2013-12-10 2013-12-06 S Sale

SANDE JOHN VANDER

Non-Executive Director
3,000 -10.7%
1.54
USD 4,607
3,000 -10.7% 1.54 USD 4,607
2013-02-13 2013-02-13 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
24,500 +1.8%
3.22
USD 78,890
24,500 +1.8% 3.22 USD 78,890
2013-02-13 2013-02-13 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
41,650 +1.8%
3.22
USD 134,113
41,650 +1.8% 3.22 USD 134,113
2013-02-13 2013-02-13 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
80,850 +1.9%
3.22
USD 260,337
80,850 +1.9% 3.22 USD 260,337
2013-02-13 2013-02-13 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
98,000 +1.7%
3.22
USD 315,560
98,000 +1.7% 3.22 USD 315,560
2013-02-13 2013-02-12 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
36,400 +2.8%
3.05
USD 111,020
36,400 +2.8% 3.05 USD 111,020
2013-02-13 2013-02-12 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
61,880 +2.8%
3.05
USD 188,734
61,880 +2.8% 3.05 USD 188,734
2013-02-13 2013-02-12 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
120,121 +2.9%
3.05
USD 366,369
120,121 +2.9% 3.05 USD 366,369
2013-02-13 2013-02-12 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
145,601 +2.7%
3.05
USD 444,083
145,601 +2.7% 3.05 USD 444,083
2013-02-13 2013-02-11 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
14,314 +1.1%
3.10
USD 44,373
14,314 +1.1% 3.10 USD 44,373
2013-02-13 2013-02-11 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
24,334 +1.1%
3.10
USD 75,435
24,334 +1.1% 3.10 USD 75,435
2013-02-13 2013-02-11 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
47,238 +1.1%
3.10
USD 146,438
47,238 +1.1% 3.10 USD 146,438
2013-02-13 2013-02-11 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
57,258 +1.1%
3.10
USD 177,500
57,258 +1.1% 3.10 USD 177,500
2013-02-08 2013-02-08 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
4,462 +0.3%
2.82
USD 12,583
4,462 +0.3% 2.82 USD 12,583
2013-02-08 2013-02-08 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
7,585 +0.3%
2.82
USD 21,390
7,585 +0.3% 2.82 USD 21,390
2013-02-08 2013-02-08 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
14,725 +0.4%
2.82
USD 41,525
14,725 +0.4% 2.82 USD 41,525
2013-02-08 2013-02-08 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
17,848 +0.3%
2.82
USD 50,331
17,848 +0.3% 2.82 USD 50,331
2013-02-08 2013-02-07 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
7,037 +0.5%
2.81
USD 19,774
7,037 +0.5% 2.81 USD 19,774
2013-02-08 2013-02-07 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
11,963 +0.6%
2.81
USD 33,616
11,963 +0.6% 2.81 USD 33,616
2013-02-08 2013-02-07 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
23,223 +0.6%
2.81
USD 65,257
23,223 +0.6% 2.81 USD 65,257
2013-02-08 2013-02-07 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
28,149 +0.5%
2.81
USD 79,099
28,149 +0.5% 2.81 USD 79,099
2013-02-08 2013-02-06 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
17,117 +1.3%
2.85
USD 48,783
17,117 +1.3% 2.85 USD 48,783
2013-02-08 2013-02-06 B Purchase

DOUGLAS KEVIN

13(d)(3) group

Large shareholder
29,099 +1.4%
2.85
USD 82,932
29,099 +1.4% 2.85 USD 82,932
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