Insider Trading: American Superconductor Corp /de/

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of American Superconductor Corp /de/ in the last 24 months are illustrated in figures 1 and 2. Table 1 shows the monthly insider trading data of American Superconductor Corp /de/ since year 2005. Table 2 shows the detailed insider transactions of American Superconductor Corp /de/ since 2005. The reporting company's ticker symbol is AMSC. The reporting company's CIK number is 880807.

The total value of stock buying since 2005 is $21,238,034. The total value of stock sales is $66,796,405. The total value of stock exercises is $34,064,048.


1 year stock price chart,   1 day stock price chart
AMSC 1 year chart
AMSC 1 day chart

Figure 1. Monthly insider transaction values at American Superconductor Corp /de/ (AMSC) in the past 24 months. The trade values of insider stock buys, sales, and option exercises are in logarithmic scale as shown on the right axis labels. The detailed monthly and daily insider transactions are listed in the 2 tables below.

  • 09

  • 10

  • 11

  • 12

  • 01 2009

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2010

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • $15,654k

    $1,565k

    $156k

    $15k

  • Buy
  • Sale
  • Option Exercise

Figure 2. Average prices of insider buys, sales, and option exercises at American Superconductor Corp /de/ (AMSC) in the past 24 months. See table 2 for insider transaction details.

  • 09

  • 10

  • 11

  • 12

  • 01 2009

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • 09

  • 10

  • 11

  • 12

  • 01 2010

  • 02

  • 03

  • 04

  • 05

  • 06

  • 07

  • 08

  • $42.64

    $31.98

    $21.32

    $10.66



Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for American Superconductor Corp /de/ (AMSC).
Trading Period
year-month  
Insider Buying     
Shares               Value ($)
Insider Sales     
Shares               Value ($)
Option Exercises     
Shares               Value ($)
2010-08 200,000 5,657,600 0 0 0 0
2010-07 200,000 6,403,500 7,500 211,147 0 0
2010-05 200,000 6,016,054 2,650 81,481 0 0
2010-03 113,200 3,046,600 0 0 0 0
2010-02 0 0 37,000 1,181,725 10,000 116,500
2010-01 0 0 367,025 15,654,587 367,025 11,951,434
2009-12 0 0 51,135 1,924,619 52,942 671,109
2009-11 0 0 18,000 592,500 15,000 85,050
2009-10 0 0 15,000 481,365 15,000 117,150
2009-09 0 0 15,000 471,150 7,925 61,894
2009-08 0 0 0 0 17,357 320,323
2009-07 0 0 87,729 2,572,923 29,508 502,845
2009-06 0 0 80,351 2,234,010 40,000 582,000
2009-05 0 0 37,400 967,700 15,000 218,250
2009-04 0 0 1,000 24,560 0 0
2009-02 0 0 6,000 108,689 3,000 45,570
2008-12 0 0 1,210 18,636 0 0
2008-10 0 0 15,000 354,180 15,000 218,250
2008-09 0 0 10,000 240,950 10,000 92,600
2008-07 0 0 35,500 1,205,387 82,000 839,000
2008-06 0 0 390,361 16,168,739 412,912 9,867,757
2008-05 0 0 101,391 3,335,956 90,850 1,191,296
2008-04 0 0 20,000 530,166 0 0
2008-03 0 0 21,000 504,428 5,000 17,650
2008-01 0 0 59,000 1,617,289 70,333 540,955
2007-12 0 0 94,000 2,367,470 96,518 974,310
2007-11 0 0 43,645 1,196,336 26,000 333,508
2007-10 0 0 137,396 3,672,105 122,396 1,315,756
2007-08 5,000 90,280 0 0 0 0
2007-06 0 0 140,917 2,565,585 130,917 1,038,513
2007-05 0 0 229,666 3,845,328 203,466 2,294,553
2007-04 0 0 14,600 204,519 0 0
2007-03 0 0 132,562 1,932,772 66,000 602,300
2007-02 2,400 24,000 0 0 4,000 39,000
2006-11 0 0 0 0 7,500 26,475
2006-08 0 0 10,000 98,590 0 0
2006-05 0 0 8,667 78,500 0 0
2006-04 0 0 600 6,450 0 0
2005-11 0 0 13,000 94,289 0 0
2005-09 0 0 12,750 144,457 0 0
2005-05 0 0 13,260 107,817 0 0

Table 2. Detailed insider stock purchases, sales, and option exercises for American Superconductor Corp /de/ (AMSC)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2010-08-19 Douglas James E Iii (Other) Purchase 50,000 27.68 1,384,000
2010-08-18 Douglas James E Iii (Other) Purchase 70,000 28.32 1,982,400
2010-08-17 Douglas James E Iii (Other) Purchase 80,000 28.64 2,291,200
2010-07-27 Douglas James E Iii (Other) Purchase 20,000 32.61 652,200
2010-07-26 Douglas James E Iii (Other) Purchase 130,000 32.21 4,187,300
2010-07-23 Douglas James E Iii (Other) Purchase 50,000 31.28 1,564,000
2010-07-12 Henry David A (SVP, CFO & Treasurer) Sale 7,500 28.15 211,147
2010-05-26 Douglas James E Iii (Other) Purchase 134,100 30.39 4,075,299
2010-05-25 Douglas James E Iii (Other) Purchase 65,900 29.45 1,940,755
2010-05-14 Santamaria Angelo R (SVP Global Manufacturing) Sale 1,000 30.70 30,700
2010-05-13 Mcgahn Daniel P (President and COO) Sale 900 30.86 27,774
2010-05-13 Henry David A (SVP, CFO & Treasurer) Sale 750 30.68 23,007
2010-03-18 Douglas James E Iii (Other) Purchase 12,200 33.00 402,600
2010-03-17 Douglas James E Iii (Other) Purchase 1,000 33.00 33,000
2010-03-16 Douglas James E Iii (Other) Purchase 100,000 26.11 2,611,000
2010-02-08 Santamaria Angelo R (SVP Global Manufacturing) Sale 4,000 31.68 126,720
2010-02-05 Mcgahn Daniel P (President and COO) Sale 8,000 31.85 254,776
2010-02-05 Budhraja Vikram S (Director) Option Exercise 10,000 11.65 116,500
2010-02-05 Henry David A (SVP, CFO & Treasurer) Sale 17,500 31.72 555,047
2010-02-04 Yurek Gregory J (Chairman and CEO) Sale 7,500 32.69 245,182
2010-01-06 Yurek Gregory J (Chairman and CEO) Sale 125,303 43.18 5,411,210
2010-01-06 Yurek Gregory J (Chairman and CEO) Option Exercise 125,303 32.56 4,080,241
2010-01-05 Yurek Gregory J (Chairman and CEO) Sale 124,697 42.60 5,311,593
2010-01-05 Yurek Gregory J (Chairman and CEO) Option Exercise 124,697 32.56 4,060,508
2010-01-04 Yurek Gregory J (Chairman, President and CEO) Sale 117,025 42.14 4,931,784
2010-01-04 Yurek Gregory J (Chairman, President and CEO) Option Exercise 117,025 32.56 3,810,685
2009-12-30 Yurek Gregory J (Chairman, President and CEO) Sale 7,975 42.05 335,348
2009-12-30 Yurek Gregory J (Chairman, President and CEO) Option Exercise 7,975 32.56 259,689
2009-12-17 Dicecco Susan J (VP, Corporate Administration) Sale 4,667 39.81 185,807
2009-12-17 Dicecco Susan J (VP, Corporate Administration) Option Exercise 4,667 12.17 56,811
2009-12-14 Poor Timothy D. (SVP, Global Sales & Bus. Dev.) Sale 18,993 38.46 730,489
2009-12-14 Poor Timothy D. (SVP, Global Sales & Bus. Dev.) Option Exercise 20,800 11.36 236,184
2009-12-08 Mcgahn Daniel P (SVP/GM AMSC Superconductors) Sale 4,500 34.67 156,015
2009-12-08 Mcgahn Daniel P (SVP/GM AMSC Superconductors) Option Exercise 4,500 14.55 65,475
2009-12-01 Yurek Gregory J (Chairman, President and CEO) Sale 15,000 34.46 516,960
2009-12-01 Yurek Gregory J (Chairman, President and CEO) Option Exercise 15,000 3.53 52,950
2009-11-27 Henry David A (SVP, CFO & Treasurer) Sale 3,000 33.00 99,000
2009-11-02 Yurek Gregory J (Chairman, President and CEO) Sale 15,000 32.90 493,500
2009-11-02 Yurek Gregory J (Chairman, President and CEO) Option Exercise 15,000 5.67 85,050
2009-10-01 Yurek Gregory J (Chairman, President and CEO) Sale 15,000 32.09 481,365
2009-10-01 Yurek Gregory J (Chairman, President and CEO) Option Exercise 15,000 7.81 117,150
2009-09-01 Yurek Gregory J (Chairman, President and CEO) Sale 15,000 31.41 471,150
2009-09-01 Yurek Gregory J (Chairman, President and CEO) Option Exercise 7,925 7.81 61,894
2009-08-27 Yurek Gregory J (Chairman, President and CEO) Option Exercise 17,357 18.46 320,323
2009-07-30 Yurek Gregory J (Chairman, President and CEO) Sale 12,562 31.70 398,152
2009-07-30 Stankiewicz Charles W (EVP & GM, AMSC Power Systems) Sale 18,128 33.92 614,847
2009-07-30 Stankiewicz Charles W (EVP & GM, AMSC Power Systems) Option Exercise 29,508 17.04 502,845
2009-07-27 Yurek Gregory J (Chairman, President and CEO) Sale 28,438 27.20 779,781
2009-07-01 Yurek Gregory J (Chairman, President and CEO) Sale 7,000 26.82 187,726
2009-07-01 Henry David A (SVP, CFO & Treasurer) Sale 3,800 27.00 102,600
2009-06-24 Yurek Gregory J (Chairman, President and CEO) Sale 7,000 25.47 178,304
2009-06-11 Stankiewicz Charles W (EVP & GM, AMSC Power Systems) Sale 35,513 27.84 988,610
2009-06-11 Stankiewicz Charles W (EVP & GM, AMSC Power Systems) Option Exercise 15,000 14.55 218,250
2009-06-10 Stankiewicz Charles W (EVP & GM, AMSC Power Systems) Sale 7,838 27.65 216,736
2009-06-05 Stankiewicz Charles W (EVP & GM, AMSC Power Systems) Sale 20,000 27.52 550,360
2009-06-05 Stankiewicz Charles W (EVP & GM, AMSC Power Systems) Option Exercise 15,000 14.55 218,250
2009-06-02 Santamaria Angelo R (SVP Global Manufacturing) Sale 10,000 30.00 300,000
2009-06-02 Santamaria Angelo R (SVP Global Manufacturing) Option Exercise 10,000 14.55 145,500
2009-05-15 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 15,000 14.55 218,250
2009-05-11 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 19,000 25.69 486,883
2009-05-05 Santamaria Angelo R (VP, Global Manufacturing Oper.) Sale 2,000 28.62 57,240
2009-05-01 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 5,000 25.77 128,829
2009-04-24 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 1,000 24.56 24,560
2009-02-17 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 6,000 18.12 108,689
2009-02-17 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 3,000 15.19 45,570
2008-12-16 Mcgahn Daniel P (SVP/GM Superconductors&GMAsia) Sale 1,210 15.40 18,636
2008-10-01 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 15,000 23.61 354,180
2008-10-01 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 15,000 14.55 218,250
2008-09-03 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 10,000 24.10 240,950
2008-09-03 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 10,000 9.26 92,600
2008-07-28 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 11,500 35.46 407,847
2008-07-28 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 17,000 7.81 132,770
2008-07-28 Crisp Peter O (Director) Option Exercise 40,000 10.31 412,480
2008-07-18 Henry David A (SVP, CFO & Treasurer) Sale 2,000 33.20 66,400
2008-07-07 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 12,000 31.97 383,640
2008-07-07 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 15,000 10.75 161,250
2008-07-01 Santamaria Angelo R (VP, Global Manufacturing Oper.) Sale 10,000 34.75 347,500
2008-07-01 Santamaria Angelo R (VP, Global Manufacturing Oper.) Option Exercise 10,000 13.25 132,500
2008-06-12 Yurek Gregory J (Chairman, President and CEO) Sale 17,720 45.00 797,400
2008-06-12 Yurek Gregory J (Chairman, President and CEO) Option Exercise 17,720 25.62 454,075
2008-06-11 Yurek Gregory J (Chairman, President and CEO) Sale 89,448 45.02 4,026,948
2008-06-11 Yurek Gregory J (Chairman, President and CEO) Option Exercise 89,448 25.62 2,292,105
2008-06-10 Yurek Gregory J (Chairman, President and CEO) Sale 137,730 42.69 5,870,503
2008-06-10 Yurek Gregory J (Chairman, President and CEO) Option Exercise 138,930 25.62 3,560,081
2008-06-09 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 3,000 35.94 107,835
2008-06-04 Yurek Gregory J (Chairman, President and CEO) Option Exercise 31,814 10.16 323,071
2008-06-02 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 7,000 34.52 241,626
2008-06-02 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 10,000 3.53 35,300
2008-06-02 Drouin Richard (Director) Sale 40,000 34.08 1,357,063
2008-05-28 Yurek Gregory J (Chairman, President and CEO) Sale 43,417 35.00 1,519,595
2008-05-28 Yurek Gregory J (Chairman, President and CEO) Option Exercise 43,417 15.19 659,504
2008-05-28 Stankiewicz Charles W (EVP & GM, AMSC Power Systems) Sale 14,474 34.59 500,655
2008-05-28 Stankiewicz Charles W (EVP & GM, AMSC Power Systems) Option Exercise 14,474 10.30 149,154
2008-05-28 Santamaria Angelo R (VP, Global Manufacturing Oper.) Sale 20,000 35.00 700,000
2008-05-28 Santamaria Angelo R (VP, Global Manufacturing Oper.) Option Exercise 20,000 13.25 265,000
2008-05-19 Santamaria Angelo R (VP, Global Manufacturing Oper.) Sale 2,000 30.82 61,640
2008-05-14 Yurek Gregory J (Chairman, President and CEO) Option Exercise 7,959 12.56 99,988
2008-05-08 Yurek Gregory J (Chairman, President and CEO) Sale 5,000 27.42 137,100
2008-05-06 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 11,500 25.30 290,996
2008-05-06 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 5,000 3.53 17,650
2008-05-01 Yurek Gregory J (Chairman, President and CEO) Sale 5,000 25.19 125,970
2008-04-18 Yurek Gregory J (Chairman, President and CEO) Sale 2,225 27.00 60,075
2008-04-17 Yurek Gregory J (Chairman, President and CEO) Sale 12,775 27.01 345,091
2008-04-02 Yurek Gregory J (Chairman, President and CEO) Sale 5,000 25.00 125,000
2008-03-19 Yurek Gregory J (Chairman, President and CEO) Sale 10,000 25.00 250,000
2008-03-05 Stankiewicz Charles W (EVP, AMSC Power Systems) Sale 5,000 24.17 120,850
2008-03-03 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 6,000 22.26 133,578
2008-03-03 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 5,000 3.53 17,650
2008-01-15 Stankiewicz Charles W (EVP, AMSC Power Systems) Option Exercise 13,333 3.53 47,065
2008-01-07 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 9,000 26.34 237,069
2008-01-07 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 12,000 3.53 42,360
2008-01-02 Yurek Gregory J (Chairman, President and CEO) Sale 10,000 27.80 277,980
2008-01-02 Yurek Gregory J (Chairman, President and CEO) Option Exercise 5,000 7.81 39,050
2008-01-02 Sande John Vander (Director) Sale 40,000 27.56 1,102,240
2008-01-02 Sande John Vander (Director) Option Exercise 40,000 10.31 412,480
2007-12-11 Stankiewicz Charles W (EVP, AMSC Power Systems) Option Exercise 15,018 9.28 139,367
2007-12-06 Stankiewicz Charles W (EVP, AMSC Power Systems) Sale 26,445 27.00 714,015
2007-12-06 Stankiewicz Charles W (EVP, AMSC Power Systems) Option Exercise 26,445 11.41 301,631
2007-12-05 Stankiewicz Charles W (EVP, AMSC Power Systems) Sale 34,958 24.88 869,580
2007-12-05 Stankiewicz Charles W (EVP, AMSC Power Systems) Option Exercise 32,458 11.41 370,215
2007-12-03 Yurek Gregory J (Chairman, President and CEO) Sale 15,000 24.04 360,540
2007-12-03 Stankiewicz Charles W (EVP, AMSC Power Systems) Sale 6,097 24.75 150,900
2007-12-03 Stankiewicz Charles W (EVP, AMSC Power Systems) Option Exercise 6,097 11.41 69,542
2007-12-03 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 11,500 23.69 272,435
2007-12-03 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 16,500 5.67 93,555
2007-11-08 Santamaria Angelo R (VP & GM, AMSC Superconductors) Sale 10,000 30.00 300,000
2007-11-08 Santamaria Angelo R (VP & GM, AMSC Superconductors) Option Exercise 10,000 13.25 132,500
2007-11-07 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 1,500 28.67 43,008
2007-11-07 Santamaria Angelo R (VP & GM, AMSC Superconductors) Sale 2,645 28.13 74,403
2007-11-06 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 14,500 28.37 411,365
2007-11-06 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 16,000 12.56 201,008
2007-11-01 Yurek Gregory J (Chairman, President and CEO) Sale 15,000 24.50 367,560
2007-10-24 Yurek Gregory J (Chairman, President and CEO) Sale 7,890 27.00 213,030
2007-10-24 Yurek Gregory J (Chairman, President and CEO) Option Exercise 7,890 10.75 84,817
2007-10-23 Yurek Gregory J (Chairman, President and CEO) Sale 106,120 27.16 2,882,431
2007-10-23 Yurek Gregory J (Chairman, President and CEO) Option Exercise 106,120 10.75 1,140,790
2007-10-11 Yurek Gregory J (Chairman, President and CEO) Sale 8,386 27.00 226,422
2007-10-11 Yurek Gregory J (Chairman, President and CEO) Option Exercise 8,386 10.75 90,149
2007-10-05 Yurek Gregory J (Chairman, President and CEO) Sale 8,000 23.75 190,000
2007-10-04 Yurek Gregory J (Chairman, President and CEO) Sale 6,900 22.89 157,947
2007-10-03 Yurek Gregory J (Chairman, President and CEO) Sale 100 22.75 2,275
2007-08-31 Wood John W Jr (Director) Purchase 5,000 18.06 90,280
2007-06-15 Yurek Gregory J (Chairman, President and CEO) Sale 18,301 18.85 345,010
2007-06-15 Yurek Gregory J (Chairman, President and CEO) Option Exercise 18,301 10.75 196,735
2007-06-14 Yurek Gregory J (Chairman, President and CEO) Sale 98,393 18.23 1,793,507
2007-06-14 Yurek Gregory J (Chairman, President and CEO) Option Exercise 98,393 8.04 791,571
2007-06-13 Yurek Gregory J (Chairman, President and CEO) Sale 14,223 18.01 256,198
2007-06-13 Yurek Gregory J (Chairman, President and CEO) Option Exercise 14,223 3.53 50,207
2007-06-01 Yurek Gregory J (Chairman, President and CEO) Sale 10,000 17.09 170,870
2007-05-21 Yurek Gregory J (Chairman, President and CEO) Sale 89,425 17.02 1,528,264
2007-05-21 Yurek Gregory J (Chairman, President and CEO) Option Exercise 89,425 8.04 921,049
2007-05-21 Baciocco Albert J Jr (Director) Sale 30,000 17.14 515,170
2007-05-21 Baciocco Albert J Jr (Director) Option Exercise 30,000 11.92 360,900
2007-05-14 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 13,000 14.77 192,010
2007-05-14 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 7,000 7.81 54,670
2007-05-07 Yurek Gregory J (Chairman, President and CEO) Sale 5,200 14.58 75,831
2007-05-03 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 5,000 14.48 72,390
2007-05-01 Yurek Gregory J (Chairman, President and CEO) Sale 10,000 14.06 140,610
2007-04-26 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 4,600 14.66 67,459
2007-04-10 Yurek Gregory J (Chairman, President and CEO) Sale 5,000 14.12 70,620
2007-04-02 Yurek Gregory J (Chairman, President and CEO) Sale 5,000 13.29 66,440
2007-03-26 Yurek Gregory J (Chairman, President and CEO) Sale 10,000 15.02 150,230
2007-03-23 Baciocco Albert J Jr (Director) Sale 10,000 15.00 150,000
2007-03-23 Baciocco Albert J Jr (Director) Option Exercise 10,000 10.95 109,500
2007-03-22 Sande John Vander (Director) Sale 19,197 14.32 274,805
2007-03-21 Sande John Vander (Director) Sale 77,365 14.61 1,130,147
2007-03-16 Rosa Thomas M (VP, CFO & Treasurer) Sale 3,000 14.22 42,660
2007-03-16 Baciocco Albert J Jr (Director) Sale 10,000 14.20 142,000
2007-03-16 Baciocco Albert J Jr (Director) Option Exercise 10,000 9.38 93,800
2007-03-13 Stankiewicz Charles W (SVP, AMSC Power Systems) Sale 3,000 14.31 42,930
2007-03-13 Sage Andrew G C Ii (Director) Option Exercise 36,000 8.38 301,500
2007-03-07 Yurek Gregory J (Chairman, President and CEO) Option Exercise 10,000 9.75 97,500
2007-02-09 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 4,000 9.75 39,000
2007-02-05 Oliver David R Jr (Director) Purchase 2,400 10.00 24,000
2006-11-06 Malozemoff Alexis P (EVP & Chief Technical Officer) Option Exercise 7,500 3.53 26,475
2006-08-22 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 10,000 9.86 98,590
2006-05-30 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 800 9.42 7,540
2006-05-25 Yurek Gregory J (Chairman, President and CEO) Sale 7,867 9.02 70,960
2006-04-26 Malozemoff Alexis P (EVP & Chief Technical Officer) Sale 600 10.75 6,450
2005-11-15 Malozemoff Alexis P (Chief Technical Officer) Sale 13,000 7.25 94,289
2005-09-12 Malozemoff Alexis P (Chief Technical Officer) Sale 12,750 11.33 144,457
2005-05-23 Yurek Gregory J (Chairman and CEO) Sale 13,260 8.13 107,817

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of American Superconductor Corp /de/ (symbol AMSC, CIK number 880807) see the Securities and Exchange Commission (SEC) website.

© 2005-2008, insider-monitor.com. All rights reserved.