InsiderClue
Insiders · Profile

DOUGLAS KEVIN

Director at IMAX · 10% owner at RESEARCH FRONTIERS · 10% owner at WESTPORT FUEL SYSTEMS · and 1 more. Filing since 8 Oct 2007. CIK 0001132859

IMAX IMAX CORP Director · 91 trades REFR RESEARCH FRONTIERS INC 10% owner · 69 trades WPRT WESTPORT FUEL SYSTEMS INC. 10% owner · 160 trades AMSC AMERICAN SUPERCONDUCTOR CORP /DE/ 10% owner · 180 trades
Company
Date
Role
Action
Shares
Amount
Of holding
IMAX IMAX CORP
16 Mar 2026
Director
Sold at will
330,200
$12.49M
8.3%
IMAX IMAX CORP
16 Mar 2026
Director
Sold at will
237,800
$8.99M
28.3%
REFR RESEARCH FRONTIERS INC
25 Aug 2020
10% owner
Sold, plan not stated
95,000
$204.75K
6.2%
REFR RESEARCH FRONTIERS INC
25 Aug 2020
10% owner
Sold, plan not stated
57,000
$122.85K
6.2%
REFR RESEARCH FRONTIERS INC
25 Aug 2020
10% owner
Sold, plan not stated
38,000
$81.90K
6.2%
REFR RESEARCH FRONTIERS INC
7 Aug 2020
10% owner
Sold, plan not stated
50,000
$178.00K
3.2%
REFR RESEARCH FRONTIERS INC
7 Aug 2020
10% owner
Sold, plan not stated
30,000
$106.80K
3.2%
REFR RESEARCH FRONTIERS INC
7 Aug 2020
10% owner
Sold, plan not stated
20,000
$71.20K
3.2%
REFR RESEARCH FRONTIERS INC
28 Jul 2020
10% owner
Sold, plan not stated
50,000
$160.00K
3.1%
REFR RESEARCH FRONTIERS INC
28 Jul 2020
10% owner
Sold, plan not stated
30,000
$96.00K
3.1%
REFR RESEARCH FRONTIERS INC
28 Jul 2020
10% owner
Sold, plan not stated
20,000
$64.00K
3.1%
REFR RESEARCH FRONTIERS INC
20 Jul 2020
10% owner
Sold, plan not stated
52,020
$170.63K
3.1%
REFR RESEARCH FRONTIERS INC
20 Jul 2020
10% owner
Sold, plan not stated
31,212
$102.38K
3.1%
REFR RESEARCH FRONTIERS INC
20 Jul 2020
10% owner
Sold, plan not stated
20,808
$68.25K
3.1%
REFR RESEARCH FRONTIERS INC
17 Jul 2020
10% owner
Sold, plan not stated
13,956
$45.92K
0.8%
REFR RESEARCH FRONTIERS INC
17 Jul 2020
10% owner
Sold, plan not stated
8,374
$27.55K
0.8%
REFR RESEARCH FRONTIERS INC
17 Jul 2020
10% owner
Sold, plan not stated
5,582
$18.36K
0.8%
REFR RESEARCH FRONTIERS INC
16 Jul 2020
10% owner
Sold, plan not stated
5,764
$19.08K
0.3%
REFR RESEARCH FRONTIERS INC
16 Jul 2020
10% owner
Sold, plan not stated
3,458
$11.45K
0.3%
REFR RESEARCH FRONTIERS INC
16 Jul 2020
10% owner
Sold, plan not stated
2,305
$7.63K
0.3%
REFR RESEARCH FRONTIERS INC
15 Jul 2020
10% owner
Sold, plan not stated
13,302
$45.89K
0.8%
REFR RESEARCH FRONTIERS INC
15 Jul 2020
10% owner
Sold, plan not stated
7,981
$27.53K
0.8%
REFR RESEARCH FRONTIERS INC
15 Jul 2020
10% owner
Sold, plan not stated
5,320
$18.35K
0.8%
REFR RESEARCH FRONTIERS INC
14 Jul 2020
10% owner
Sold, plan not stated
8,829
$29.67K
0.5%
REFR RESEARCH FRONTIERS INC
14 Jul 2020
10% owner
Sold, plan not stated
5,297
$17.80K
0.5%
REFR RESEARCH FRONTIERS INC
14 Jul 2020
10% owner
Sold, plan not stated
3,532
$11.87K
0.5%
REFR RESEARCH FRONTIERS INC
13 Jul 2020
10% owner
Sold, plan not stated
7,765
$26.79K
0.5%
REFR RESEARCH FRONTIERS INC
13 Jul 2020
10% owner
Sold, plan not stated
4,659
$16.07K
0.5%
REFR RESEARCH FRONTIERS INC
13 Jul 2020
10% owner
Sold, plan not stated
3,106
$10.72K
0.5%
REFR RESEARCH FRONTIERS INC
1 Jul 2020
10% owner
Sold, plan not stated
900
$3.47K
0.1%
REFR RESEARCH FRONTIERS INC
1 Jul 2020
10% owner
Sold, plan not stated
540
$2.08K
0.1%
REFR RESEARCH FRONTIERS INC
1 Jul 2020
10% owner
Sold, plan not stated
360
$1.39K
0.1%
REFR RESEARCH FRONTIERS INC
30 Jun 2020
10% owner
Sold, plan not stated
16,245
$63.52K
0.9%
REFR RESEARCH FRONTIERS INC
30 Jun 2020
10% owner
Sold, plan not stated
9,747
$38.11K
0.9%
REFR RESEARCH FRONTIERS INC
30 Jun 2020
10% owner
Sold, plan not stated
6,498
$25.41K
0.9%
REFR RESEARCH FRONTIERS INC
29 Jun 2020
10% owner
Sold, plan not stated
34,022
$135.07K
1.9%
REFR RESEARCH FRONTIERS INC
29 Jun 2020
10% owner
Sold, plan not stated
20,414
$81.04K
1.9%
REFR RESEARCH FRONTIERS INC
29 Jun 2020
10% owner
Sold, plan not stated
13,609
$54.03K
1.9%
REFR RESEARCH FRONTIERS INC
26 Jun 2020
10% owner
Sold, plan not stated
52,023
$235.66K
2.8%
REFR RESEARCH FRONTIERS INC
26 Jun 2020
10% owner
Sold, plan not stated
31,214
$141.40K
2.8%
REFR RESEARCH FRONTIERS INC
26 Jun 2020
10% owner
Sold, plan not stated
20,808
$94.26K
2.8%
REFR RESEARCH FRONTIERS INC
25 Jun 2020
10% owner
Sold, plan not stated
19,554
$98.55K
1.1%
REFR RESEARCH FRONTIERS INC
25 Jun 2020
10% owner
Sold, plan not stated
11,732
$59.13K
1.1%
REFR RESEARCH FRONTIERS INC
25 Jun 2020
10% owner
Sold, plan not stated
7,821
$39.42K
1.1%
REFR RESEARCH FRONTIERS INC
11 Sep 2018
10% owner
Bought
271,739
$250.00K
17.3%
REFR RESEARCH FRONTIERS INC
11 Sep 2018
10% owner
Bought
163,044
$150.00K
17.3%
REFR RESEARCH FRONTIERS INC
11 Sep 2018
10% owner
Bought
108,696
$100.00K
17.3%
IMAX IMAX CORP
13 Nov 2015
10% owner
Sold, plan not stated
100,000
$3.77M
6.4%
IMAX IMAX CORP
12 Nov 2015
10% owner
Sold, plan not stated
150,000
$5.86M
8.8%
IMAX IMAX CORP
11 Nov 2015
10% owner
Sold, plan not stated
100,000
$3.94M
5.5%
WPRT WESTPORT FUEL SYSTEMS INC.
11 May 2015
10% owner
Bought
60,275
$362.86K
1.7%
WPRT WESTPORT FUEL SYSTEMS INC.
11 May 2015
10% owner
Bought
49,727
$299.36K
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
11 May 2015
10% owner
Bought
25,617
$154.21K
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
11 May 2015
10% owner
Bought
15,068
$90.71K
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
8 May 2015
10% owner
Bought
39,725
$226.04K
1.1%
WPRT WESTPORT FUEL SYSTEMS INC.
8 May 2015
10% owner
Bought
32,773
$186.48K
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
8 May 2015
10% owner
Bought
16,883
$96.06K
0.9%
WPRT WESTPORT FUEL SYSTEMS INC.
8 May 2015
10% owner
Bought
9,932
$56.51K
1.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
24 Apr 2015
10% owner
Bought
264,000
$1.58M
46.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
24 Apr 2015
10% owner
Bought
217,800
$1.31M
49.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
24 Apr 2015
10% owner
Bought
112,200
$673.20K
48.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
24 Apr 2015
10% owner
Bought
66,000
$396.00K
47.8%
REFR RESEARCH FRONTIERS INC
20 May 2014
10% owner
Bought
3,054
$17.26K
0.2%
REFR RESEARCH FRONTIERS INC
20 May 2014
10% owner
Bought
1,832
$10.35K
0.2%
REFR RESEARCH FRONTIERS INC
20 May 2014
10% owner
Bought
1,221
$6.90K
0.2%
REFR RESEARCH FRONTIERS INC
19 May 2014
10% owner
Bought
23,500
$129.25K
1.5%
REFR RESEARCH FRONTIERS INC
19 May 2014
10% owner
Bought
14,100
$77.55K
1.5%
REFR RESEARCH FRONTIERS INC
19 May 2014
10% owner
Bought
9,400
$51.70K
1.5%
REFR RESEARCH FRONTIERS INC
16 May 2014
10% owner
Bought
4,350
$23.06K
0.3%
REFR RESEARCH FRONTIERS INC
16 May 2014
10% owner
Bought
2,610
$13.83K
0.3%
REFR RESEARCH FRONTIERS INC
16 May 2014
10% owner
Bought
1,740
$9.22K
0.3%
REFR RESEARCH FRONTIERS INC
15 May 2014
10% owner
Bought
25,646
$135.92K
1.7%
REFR RESEARCH FRONTIERS INC
15 May 2014
10% owner
Bought
15,387
$81.55K
1.7%
REFR RESEARCH FRONTIERS INC
15 May 2014
10% owner
Bought
10,258
$54.37K
1.7%
REFR RESEARCH FRONTIERS INC
14 May 2014
10% owner
Bought
4,881
$25.87K
0.3%
REFR RESEARCH FRONTIERS INC
14 May 2014
10% owner
Bought
2,928
$15.52K
0.3%
REFR RESEARCH FRONTIERS INC
14 May 2014
10% owner
Bought
1,952
$10.35K
0.3%
REFR RESEARCH FRONTIERS INC
13 May 2014
10% owner
Bought
5,450
$28.78K
0.4%
REFR RESEARCH FRONTIERS INC
13 May 2014
10% owner
Bought
3,270
$17.27K
0.4%
REFR RESEARCH FRONTIERS INC
13 May 2014
10% owner
Bought
2,180
$11.51K
0.4%
REFR RESEARCH FRONTIERS INC
12 May 2014
10% owner
Bought
4,324
$22.14K
0.3%
REFR RESEARCH FRONTIERS INC
12 May 2014
10% owner
Bought
2,594
$13.28K
0.3%
REFR RESEARCH FRONTIERS INC
12 May 2014
10% owner
Bought
1,729
$8.85K
0.3%
REFR RESEARCH FRONTIERS INC
8 May 2014
10% owner
Bought
375,000
$1.74M
34.0%
REFR RESEARCH FRONTIERS INC
8 May 2014
10% owner
Bought
225,000
$1.05M
34.0%
REFR RESEARCH FRONTIERS INC
8 May 2014
10% owner
Bought
150,000
$697.50K
34.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
13 Feb 2013
10% owner
Bought
98,000
$315.56K
1.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
13 Feb 2013
10% owner
Bought
80,850
$260.34K
1.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
13 Feb 2013
10% owner
Bought
41,650
$134.11K
1.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
13 Feb 2013
10% owner
Bought
24,500
$78.89K
1.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
12 Feb 2013
10% owner
Bought
145,601
$444.08K
2.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
12 Feb 2013
10% owner
Bought
120,121
$366.37K
2.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
12 Feb 2013
10% owner
Bought
61,880
$188.73K
2.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
12 Feb 2013
10% owner
Bought
36,400
$111.02K
2.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
11 Feb 2013
10% owner
Bought
57,258
$177.50K
1.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
11 Feb 2013
10% owner
Bought
47,238
$146.44K
1.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
11 Feb 2013
10% owner
Bought
24,334
$75.44K
1.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
11 Feb 2013
10% owner
Bought
14,314
$44.37K
1.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
8 Feb 2013
10% owner
Bought
17,848
$50.33K
0.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
8 Feb 2013
10% owner
Bought
14,725
$41.52K
0.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
8 Feb 2013
10% owner
Bought
7,585
$21.39K
0.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
8 Feb 2013
10% owner
Bought
4,462
$12.58K
0.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
7 Feb 2013
10% owner
Bought
28,149
$79.10K
0.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
7 Feb 2013
10% owner
Bought
23,223
$65.26K
0.6%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
7 Feb 2013
10% owner
Bought
11,963
$33.62K
0.6%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
7 Feb 2013
10% owner
Bought
7,037
$19.77K
0.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
6 Feb 2013
10% owner
Bought
68,467
$195.13K
1.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
6 Feb 2013
10% owner
Bought
56,486
$160.99K
1.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
6 Feb 2013
10% owner
Bought
29,099
$82.93K
1.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
6 Feb 2013
10% owner
Bought
17,117
$48.78K
1.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
4 Dec 2012
10% owner
Bought
49,256
$132.50K
1.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
4 Dec 2012
10% owner
Bought
40,636
$109.31K
1.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
4 Dec 2012
10% owner
Bought
20,934
$56.31K
1.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
4 Dec 2012
10% owner
Bought
12,314
$33.12K
1.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
3 Dec 2012
10% owner
Bought
41,728
$112.25K
1.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
3 Dec 2012
10% owner
Bought
34,425
$92.60K
0.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
3 Dec 2012
10% owner
Bought
17,734
$47.70K
0.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
3 Dec 2012
10% owner
Bought
10,432
$28.06K
0.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
30 Nov 2012
10% owner
Bought
49,599
$137.39K
1.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
30 Nov 2012
10% owner
Bought
40,920
$113.35K
1.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
30 Nov 2012
10% owner
Bought
21,080
$58.39K
1.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
30 Nov 2012
10% owner
Bought
12,400
$34.35K
1.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
29 Nov 2012
10% owner
Bought
38,505
$100.11K
1.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
29 Nov 2012
10% owner
Bought
31,766
$82.59K
0.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
29 Nov 2012
10% owner
Bought
16,364
$42.55K
0.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
29 Nov 2012
10% owner
Bought
9,626
$25.03K
0.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
28 Nov 2012
10% owner
Bought
96,458
$250.79K
2.6%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
28 Nov 2012
10% owner
Bought
79,578
$206.90K
2.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
28 Nov 2012
10% owner
Bought
40,995
$106.59K
2.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
28 Nov 2012
10% owner
Bought
24,115
$62.70K
2.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
27 Nov 2012
10% owner
Bought
67,148
$186.00K
1.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
27 Nov 2012
10% owner
Bought
55,398
$153.45K
1.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
27 Nov 2012
10% owner
Bought
28,538
$79.05K
1.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
27 Nov 2012
10% owner
Bought
16,787
$46.50K
1.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
26 Nov 2012
10% owner
Bought
35,601
$92.92K
1.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
26 Nov 2012
10% owner
Bought
29,370
$76.66K
0.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
26 Nov 2012
10% owner
Bought
15,130
$39.49K
0.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
26 Nov 2012
10% owner
Bought
8,900
$23.23K
0.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
23 Nov 2012
10% owner
Bought
11,840
$30.19K
0.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
23 Nov 2012
10% owner
Bought
9,768
$24.91K
0.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
23 Nov 2012
10% owner
Bought
5,032
$12.83K
0.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
23 Nov 2012
10% owner
Bought
2,960
$7.55K
0.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
21 Nov 2012
10% owner
Bought
17,345
$42.84K
0.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
21 Nov 2012
10% owner
Bought
14,310
$35.35K
0.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
21 Nov 2012
10% owner
Bought
7,372
$18.21K
0.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
21 Nov 2012
10% owner
Bought
4,336
$10.71K
0.4%
IMAX IMAX CORP
15 Aug 2012
10% owner
Bought
45,579
$959.89K
1.4%
IMAX IMAX CORP
15 Aug 2012
10% owner
Bought
37,602
$791.90K
1.5%
IMAX IMAX CORP
15 Aug 2012
10% owner
Bought
19,371
$407.95K
1.1%
IMAX IMAX CORP
15 Aug 2012
10% owner
Bought
11,395
$239.98K
1.3%
IMAX IMAX CORP
14 Aug 2012
10% owner
Bought
74,421
$1.55M
2.3%
IMAX IMAX CORP
14 Aug 2012
10% owner
Bought
61,398
$1.28M
2.5%
IMAX IMAX CORP
14 Aug 2012
10% owner
Bought
31,629
$659.78K
1.8%
IMAX IMAX CORP
14 Aug 2012
10% owner
Bought
18,605
$388.10K
2.1%
IMAX IMAX CORP
8 Aug 2012
10% owner
Bought
36,360
$793.01K
1.2%
IMAX IMAX CORP
8 Aug 2012
10% owner
Bought
29,997
$654.23K
1.3%
IMAX IMAX CORP
8 Aug 2012
10% owner
Bought
15,453
$337.03K
0.9%
IMAX IMAX CORP
8 Aug 2012
10% owner
Bought
9,090
$198.25K
1.1%
IMAX IMAX CORP
7 Aug 2012
10% owner
Bought
83,640
$1.82M
2.7%
IMAX IMAX CORP
7 Aug 2012
10% owner
Bought
69,003
$1.50M
3.0%
IMAX IMAX CORP
7 Aug 2012
10% owner
Bought
35,547
$774.21K
2.1%
IMAX IMAX CORP
7 Aug 2012
10% owner
Bought
20,910
$455.42K
2.5%
WPRT WESTPORT FUEL SYSTEMS INC.
30 Jul 2012
10% owner
Bought
40,000
$1.54M
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
30 Jul 2012
10% owner
Bought
33,000
$1.27M
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
30 Jul 2012
10% owner
Bought
17,000
$652.46K
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
30 Jul 2012
10% owner
Bought
10,000
$383.80K
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
27 Jul 2012
10% owner
Bought
40,000
$1.54M
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
27 Jul 2012
10% owner
Bought
33,000
$1.27M
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
27 Jul 2012
10% owner
Bought
17,000
$655.69K
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
27 Jul 2012
10% owner
Bought
10,000
$385.70K
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
23 Jul 2012
10% owner
Bought
57,200
$2.19M
2.0%
WPRT WESTPORT FUEL SYSTEMS INC.
23 Jul 2012
10% owner
Bought
47,190
$1.80M
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
23 Jul 2012
10% owner
Bought
24,310
$929.37K
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
23 Jul 2012
10% owner
Bought
14,300
$546.69K
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
20 Jul 2012
10% owner
Bought
40,000
$1.48M
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
20 Jul 2012
10% owner
Bought
33,000
$1.22M
1.0%
IMAX IMAX CORP
20 Jul 2012
10% owner
Bought
40,000
$976.00K
1.3%
IMAX IMAX CORP
20 Jul 2012
10% owner
Bought
33,000
$805.20K
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
20 Jul 2012
10% owner
Bought
17,000
$631.04K
1.0%
IMAX IMAX CORP
20 Jul 2012
10% owner
Bought
17,000
$414.80K
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
20 Jul 2012
10% owner
Bought
10,000
$371.20K
1.0%
IMAX IMAX CORP
20 Jul 2012
10% owner
Bought
10,000
$244.00K
1.2%
WPRT WESTPORT FUEL SYSTEMS INC.
19 Jul 2012
10% owner
Bought
66,920
$2.48M
2.4%
WPRT WESTPORT FUEL SYSTEMS INC.
19 Jul 2012
10% owner
Bought
55,209
$2.04M
1.7%
WPRT WESTPORT FUEL SYSTEMS INC.
19 Jul 2012
10% owner
Bought
28,441
$1.05M
1.7%
WPRT WESTPORT FUEL SYSTEMS INC.
19 Jul 2012
10% owner
Bought
16,730
$619.34K
1.7%
WPRT WESTPORT FUEL SYSTEMS INC.
18 Jul 2012
10% owner
Bought
13,080
$468.53K
0.5%
WPRT WESTPORT FUEL SYSTEMS INC.
18 Jul 2012
10% owner
Bought
10,791
$386.53K
0.3%
WPRT WESTPORT FUEL SYSTEMS INC.
18 Jul 2012
10% owner
Bought
5,559
$199.12K
0.3%
WPRT WESTPORT FUEL SYSTEMS INC.
18 Jul 2012
10% owner
Bought
3,270
$117.13K
0.3%
IMAX IMAX CORP
17 Jul 2012
10% owner
Bought
40,000
$1.03M
1.3%
IMAX IMAX CORP
17 Jul 2012
10% owner
Bought
33,000
$848.43K
1.5%
IMAX IMAX CORP
17 Jul 2012
10% owner
Bought
17,000
$437.07K
1.0%
IMAX IMAX CORP
17 Jul 2012
10% owner
Bought
10,000
$257.10K
1.2%
IMAX IMAX CORP
16 Jul 2012
10% owner
Bought
40,000
$964.40K
1.4%
IMAX IMAX CORP
16 Jul 2012
10% owner
Bought
33,000
$795.63K
1.5%
IMAX IMAX CORP
16 Jul 2012
10% owner
Bought
17,000
$409.87K
1.1%
IMAX IMAX CORP
16 Jul 2012
10% owner
Bought
10,000
$241.10K
1.2%
IMAX IMAX CORP
12 Jul 2012
10% owner
Bought
33,440
$756.41K
1.1%
IMAX IMAX CORP
12 Jul 2012
10% owner
Bought
27,588
$624.04K
1.3%
IMAX IMAX CORP
12 Jul 2012
10% owner
Bought
14,212
$321.48K
0.9%
IMAX IMAX CORP
12 Jul 2012
10% owner
Bought
8,360
$189.10K
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
11 Jul 2012
10% owner
Bought
40,000
$1.35M
1.5%
WPRT WESTPORT FUEL SYSTEMS INC.
11 Jul 2012
10% owner
Bought
33,000
$1.12M
1.0%
IMAX IMAX CORP
11 Jul 2012
10% owner
Bought
26,800
$617.47K
0.9%
WPRT WESTPORT FUEL SYSTEMS INC.
11 Jul 2012
10% owner
Bought
17,000
$575.28K
1.0%
IMAX IMAX CORP
11 Jul 2012
10% owner
Bought
22,110
$509.41K
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
11 Jul 2012
10% owner
Bought
10,000
$338.40K
1.0%
IMAX IMAX CORP
11 Jul 2012
10% owner
Bought
11,390
$262.43K
0.7%
IMAX IMAX CORP
11 Jul 2012
10% owner
Bought
6,700
$154.37K
0.8%
IMAX IMAX CORP
10 Jul 2012
10% owner
Bought
63,760
$1.46M
2.3%
WPRT WESTPORT FUEL SYSTEMS INC.
10 Jul 2012
10% owner
Bought
40,000
$1.45M
1.5%
IMAX IMAX CORP
10 Jul 2012
10% owner
Bought
52,602
$1.21M
2.5%
WPRT WESTPORT FUEL SYSTEMS INC.
10 Jul 2012
10% owner
Bought
33,000
$1.20M
1.0%
IMAX IMAX CORP
10 Jul 2012
10% owner
Bought
27,098
$620.82K
1.7%
WPRT WESTPORT FUEL SYSTEMS INC.
10 Jul 2012
10% owner
Bought
17,000
$616.76K
1.0%
IMAX IMAX CORP
10 Jul 2012
10% owner
Bought
15,940
$365.19K
2.0%
WPRT WESTPORT FUEL SYSTEMS INC.
10 Jul 2012
10% owner
Bought
10,000
$362.80K
1.0%
IMAX IMAX CORP
9 Jul 2012
10% owner
Bought
40,000
$921.60K
1.4%
IMAX IMAX CORP
9 Jul 2012
10% owner
Bought
33,000
$760.32K
1.6%
IMAX IMAX CORP
9 Jul 2012
10% owner
Bought
17,000
$391.68K
1.1%
IMAX IMAX CORP
9 Jul 2012
10% owner
Bought
10,000
$230.40K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
6 Jul 2012
10% owner
Bought
26,560
$972.63K
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
6 Jul 2012
10% owner
Bought
21,912
$802.42K
0.7%
WPRT WESTPORT FUEL SYSTEMS INC.
6 Jul 2012
10% owner
Bought
11,288
$413.37K
0.7%
WPRT WESTPORT FUEL SYSTEMS INC.
6 Jul 2012
10% owner
Bought
6,640
$243.16K
0.7%
WPRT WESTPORT FUEL SYSTEMS INC.
5 Jul 2012
10% owner
Bought
13,440
$503.87K
0.5%
WPRT WESTPORT FUEL SYSTEMS INC.
5 Jul 2012
10% owner
Bought
11,088
$415.69K
0.4%
WPRT WESTPORT FUEL SYSTEMS INC.
5 Jul 2012
10% owner
Bought
5,712
$214.14K
0.3%
WPRT WESTPORT FUEL SYSTEMS INC.
5 Jul 2012
10% owner
Bought
3,360
$125.97K
0.4%
WPRT WESTPORT FUEL SYSTEMS INC.
14 Mar 2012
10% owner
Bought
52,920
$2.35M
2.9%
WPRT WESTPORT FUEL SYSTEMS INC.
14 Mar 2012
10% owner
Bought
43,659
$1.94M
1.5%
WPRT WESTPORT FUEL SYSTEMS INC.
14 Mar 2012
10% owner
Bought
22,491
$998.15K
1.5%
WPRT WESTPORT FUEL SYSTEMS INC.
14 Mar 2012
10% owner
Bought
13,230
$587.15K
1.5%
WPRT WESTPORT FUEL SYSTEMS INC.
13 Mar 2012
10% owner
Bought
149,079
$6.65M
8.8%
WPRT WESTPORT FUEL SYSTEMS INC.
13 Mar 2012
10% owner
Bought
110,758
$4.94M
4.0%
WPRT WESTPORT FUEL SYSTEMS INC.
13 Mar 2012
10% owner
Bought
81,555
$3.64M
5.7%
WPRT WESTPORT FUEL SYSTEMS INC.
13 Mar 2012
10% owner
Bought
26,308
$1.17M
3.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
30 Sep 2011
10% owner
Bought
43,200
$186.62K
1.2%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
30 Sep 2011
10% owner
Bought
35,640
$153.96K
1.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
30 Sep 2011
10% owner
Bought
18,360
$79.32K
0.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
30 Sep 2011
10% owner
Bought
10,800
$46.66K
0.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
29 Sep 2011
10% owner
Bought
332,000
$1.45M
10.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
29 Sep 2011
10% owner
Bought
273,900
$1.19M
8.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
29 Sep 2011
10% owner
Bought
141,100
$615.20K
7.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
29 Sep 2011
10% owner
Bought
83,000
$361.88K
7.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
6 Apr 2011
10% owner
Bought
1,200,000
$17.12M
60.2%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
6 Apr 2011
10% owner
Bought
990,000
$14.13M
41.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
6 Apr 2011
10% owner
Bought
510,000
$7.28M
39.2%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
6 Apr 2011
10% owner
Bought
300,000
$4.28M
38.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
5 Apr 2011
10% owner
Bought
80,000
$1.99M
4.2%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
5 Apr 2011
10% owner
Bought
66,000
$1.64M
2.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
5 Apr 2011
10% owner
Bought
34,000
$846.94K
2.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
5 Apr 2011
10% owner
Bought
20,000
$498.20K
2.6%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
4 Apr 2011
10% owner
Bought
38,000
$937.46K
2.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
4 Apr 2011
10% owner
Bought
31,350
$773.40K
1.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
4 Apr 2011
10% owner
Bought
16,150
$398.42K
1.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
4 Apr 2011
10% owner
Bought
9,500
$234.37K
1.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
23 Mar 2011
10% owner
Bought
48,800
$1.14M
2.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
23 Mar 2011
10% owner
Bought
40,260
$940.07K
1.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
23 Mar 2011
10% owner
Bought
20,740
$484.28K
1.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
23 Mar 2011
10% owner
Bought
12,200
$284.87K
1.6%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
22 Mar 2011
10% owner
Bought
40,000
$936.40K
2.2%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
22 Mar 2011
10% owner
Bought
33,000
$772.53K
1.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
22 Mar 2011
10% owner
Bought
17,000
$397.97K
1.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
22 Mar 2011
10% owner
Bought
10,000
$234.10K
1.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
21 Mar 2011
10% owner
Bought
71,200
$1.68M
4.2%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
21 Mar 2011
10% owner
Bought
30,260
$713.23K
2.6%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
21 Mar 2011
10% owner
Bought
17,800
$419.55K
2.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
17 Mar 2011
10% owner
Bought
80,000
$1.86M
4.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
17 Mar 2011
10% owner
Bought
66,000
$1.54M
3.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
17 Mar 2011
10% owner
Bought
34,000
$791.52K
3.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
17 Mar 2011
10% owner
Bought
20,000
$465.60K
2.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
14 Mar 2011
10% owner
Bought
120,000
$2.80M
7.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
14 Mar 2011
10% owner
Bought
99,000
$2.31M
4.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
14 Mar 2011
10% owner
Bought
51,000
$1.19M
4.6%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
14 Mar 2011
10% owner
Bought
30,000
$700.20K
4.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
20 Jan 2011
10% owner
Bought
20,000
$564.40K
1.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
20 Jan 2011
10% owner
Bought
16,500
$465.63K
0.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
20 Jan 2011
10% owner
Bought
8,500
$239.87K
0.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
20 Jan 2011
10% owner
Bought
5,000
$141.10K
0.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
19 Jan 2011
10% owner
Bought
68,000
$1.93M
4.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
19 Jan 2011
10% owner
Bought
56,100
$1.59M
2.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
19 Jan 2011
10% owner
Bought
28,900
$819.89K
2.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
19 Jan 2011
10% owner
Bought
17,000
$482.29K
2.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
18 Jan 2011
10% owner
Bought
32,000
$921.92K
2.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
18 Jan 2011
10% owner
Bought
26,400
$760.58K
1.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
18 Jan 2011
10% owner
Bought
13,600
$391.82K
1.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
18 Jan 2011
10% owner
Bought
8,000
$230.48K
1.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
17 Dec 2010
10% owner
Bought
80,000
$2.31M
3.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
17 Dec 2010
10% owner
Bought
66,000
$1.91M
3.6%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
11 Nov 2010
10% owner
Bought
120,000
$4.26M
4.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
11 Nov 2010
10% owner
Bought
99,000
$3.51M
5.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
11 Nov 2010
10% owner
Bought
85,000
$2.79M
8.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
11 Nov 2010
10% owner
Bought
50,000
$1.64M
8.6%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
4 Nov 2010
10% owner
Bought
47,080
$1.77M
1.9%
IMAX IMAX CORP
4 Nov 2010
10% owner
Sold, plan not stated
75,336
$1.68M
2.2%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
4 Nov 2010
10% owner
Bought
38,841
$1.46M
2.3%
IMAX IMAX CORP
4 Nov 2010
10% owner
Sold, plan not stated
47,304
$1.06M
2.2%
IMAX IMAX CORP
4 Nov 2010
10% owner
Sold, plan not stated
35,040
$782.09K
2.2%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
4 Nov 2010
10% owner
Bought
20,009
$751.14K
2.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
4 Nov 2010
10% owner
Bought
11,770
$441.85K
2.1%
IMAX IMAX CORP
4 Nov 2010
10% owner
Sold, plan not stated
17,520
$391.05K
2.2%
IMAX IMAX CORP
3 Nov 2010
10% owner
Sold, plan not stated
175,913
$3.97M
4.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
3 Nov 2010
10% owner
Bought
72,920
$2.59M
3.1%
IMAX IMAX CORP
3 Nov 2010
10% owner
Sold, plan not stated
110,457
$2.50M
4.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
3 Nov 2010
10% owner
Bought
60,159
$2.14M
3.6%
IMAX IMAX CORP
3 Nov 2010
10% owner
Sold, plan not stated
81,820
$1.85M
4.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
3 Nov 2010
10% owner
Bought
30,991
$1.10M
3.4%
IMAX IMAX CORP
3 Nov 2010
10% owner
Sold, plan not stated
40,910
$924.16K
4.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
3 Nov 2010
10% owner
Bought
18,230
$648.44K
3.3%
IMAX IMAX CORP
2 Nov 2010
10% owner
Sold, plan not stated
135,751
$3.09M
3.7%
IMAX IMAX CORP
2 Nov 2010
10% owner
Sold, plan not stated
85,239
$1.94M
3.7%
IMAX IMAX CORP
2 Nov 2010
10% owner
Sold, plan not stated
63,140
$1.44M
3.7%
IMAX IMAX CORP
2 Nov 2010
10% owner
Sold, plan not stated
31,570
$718.53K
3.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
11 Oct 2010
10% owner
Bought
80,000
$2.91M
3.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
11 Oct 2010
10% owner
Bought
66,000
$2.40M
4.2%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
11 Oct 2010
10% owner
Bought
34,000
$1.24M
3.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
11 Oct 2010
10% owner
Bought
20,000
$728.60K
3.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
8 Oct 2010
10% owner
Bought
78,040
$2.83M
3.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
8 Oct 2010
10% owner
Bought
64,383
$2.34M
4.2%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
8 Oct 2010
10% owner
Bought
33,167
$1.20M
3.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
8 Oct 2010
10% owner
Bought
19,510
$707.63K
3.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
7 Oct 2010
10% owner
Bought
41,960
$1.48M
1.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
7 Oct 2010
10% owner
Bought
34,617
$1.22M
2.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
7 Oct 2010
10% owner
Bought
17,833
$628.61K
2.2%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
7 Oct 2010
10% owner
Bought
10,490
$369.77K
2.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
19 Aug 2010
10% owner
Bought
20,000
$553.60K
0.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
19 Aug 2010
10% owner
Bought
16,500
$456.72K
1.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
19 Aug 2010
10% owner
Bought
8,500
$235.28K
1.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
19 Aug 2010
10% owner
Bought
5,000
$138.40K
1.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
18 Aug 2010
10% owner
Bought
28,000
$792.96K
1.3%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
18 Aug 2010
10% owner
Bought
23,100
$654.19K
1.6%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
18 Aug 2010
10% owner
Bought
11,900
$337.01K
1.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
18 Aug 2010
10% owner
Bought
7,000
$198.24K
1.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
17 Aug 2010
10% owner
Bought
32,000
$916.48K
1.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
17 Aug 2010
10% owner
Bought
26,400
$756.10K
1.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
17 Aug 2010
10% owner
Bought
13,600
$389.50K
1.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
17 Aug 2010
10% owner
Bought
8,000
$229.12K
1.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
27 Jul 2010
10% owner
Bought
8,000
$260.88K
0.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
27 Jul 2010
10% owner
Bought
6,600
$215.23K
0.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
27 Jul 2010
10% owner
Bought
3,400
$110.87K
0.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
27 Jul 2010
10% owner
Bought
2,000
$65.22K
0.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
26 Jul 2010
10% owner
Bought
52,000
$1.67M
2.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
26 Jul 2010
10% owner
Bought
42,900
$1.38M
3.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
26 Jul 2010
10% owner
Bought
22,100
$711.84K
2.9%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
26 Jul 2010
10% owner
Bought
13,000
$418.73K
2.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
23 Jul 2010
10% owner
Bought
20,000
$625.60K
1.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
23 Jul 2010
10% owner
Bought
16,500
$516.12K
1.2%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
23 Jul 2010
10% owner
Bought
8,500
$265.88K
1.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
23 Jul 2010
10% owner
Bought
5,000
$156.40K
1.1%
WPRT WESTPORT FUEL SYSTEMS INC.
16 Jul 2010
10% owner
Bought
66,080
$1.23M
2.3%
WPRT WESTPORT FUEL SYSTEMS INC.
16 Jul 2010
10% owner
Bought
54,516
$1.02M
2.3%
WPRT WESTPORT FUEL SYSTEMS INC.
16 Jul 2010
10% owner
Bought
28,084
$523.49K
2.3%
WPRT WESTPORT FUEL SYSTEMS INC.
16 Jul 2010
10% owner
Bought
16,520
$307.93K
2.3%
WPRT WESTPORT FUEL SYSTEMS INC.
15 Jul 2010
10% owner
Bought
102,000
$1.92M
3.6%
WPRT WESTPORT FUEL SYSTEMS INC.
15 Jul 2010
10% owner
Bought
84,150
$1.58M
3.6%
WPRT WESTPORT FUEL SYSTEMS INC.
15 Jul 2010
10% owner
Bought
43,350
$814.55K
3.6%
WPRT WESTPORT FUEL SYSTEMS INC.
15 Jul 2010
10% owner
Bought
25,500
$479.15K
3.6%
WPRT WESTPORT FUEL SYSTEMS INC.
14 Jul 2010
10% owner
Bought
31,920
$563.71K
1.1%
WPRT WESTPORT FUEL SYSTEMS INC.
14 Jul 2010
10% owner
Bought
26,334
$465.06K
1.1%
WPRT WESTPORT FUEL SYSTEMS INC.
14 Jul 2010
10% owner
Bought
13,566
$239.58K
1.1%
WPRT WESTPORT FUEL SYSTEMS INC.
14 Jul 2010
10% owner
Bought
7,980
$140.93K
1.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
26 May 2010
10% owner
Bought
53,640
$1.63M
2.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
26 May 2010
10% owner
Bought
44,253
$1.34M
3.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
26 May 2010
10% owner
Bought
22,797
$692.80K
3.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
26 May 2010
10% owner
Bought
13,410
$407.53K
3.0%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
25 May 2010
10% owner
Bought
26,360
$776.30K
1.4%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
25 May 2010
10% owner
Bought
21,747
$640.45K
1.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
25 May 2010
10% owner
Bought
11,203
$329.93K
1.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
25 May 2010
10% owner
Bought
6,590
$194.08K
1.5%
WPRT WESTPORT FUEL SYSTEMS INC.
3 May 2010
10% owner
Bought
533,529
$9.70M
23.6%
WPRT WESTPORT FUEL SYSTEMS INC.
3 May 2010
10% owner
Bought
440,161
$8.00M
23.6%
WPRT WESTPORT FUEL SYSTEMS INC.
3 May 2010
10% owner
Bought
226,749
$4.12M
23.6%
WPRT WESTPORT FUEL SYSTEMS INC.
3 May 2010
10% owner
Bought
133,383
$2.42M
23.6%
WPRT WESTPORT FUEL SYSTEMS INC.
27 Apr 2010
10% owner
Bought
22,400
$421.12K
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
27 Apr 2010
10% owner
Bought
18,480
$347.42K
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
27 Apr 2010
10% owner
Bought
9,520
$178.98K
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
27 Apr 2010
10% owner
Bought
5,600
$105.28K
1.0%
WPRT WESTPORT FUEL SYSTEMS INC.
26 Apr 2010
10% owner
Bought
57,600
$1.09M
2.6%
WPRT WESTPORT FUEL SYSTEMS INC.
26 Apr 2010
10% owner
Bought
47,520
$899.08K
2.6%
WPRT WESTPORT FUEL SYSTEMS INC.
26 Apr 2010
10% owner
Bought
24,480
$463.16K
2.6%
WPRT WESTPORT FUEL SYSTEMS INC.
26 Apr 2010
10% owner
Bought
14,400
$272.45K
2.6%
WPRT WESTPORT FUEL SYSTEMS INC.
6 Apr 2010
10% owner
Bought
40,000
$710.40K
1.9%
WPRT WESTPORT FUEL SYSTEMS INC.
6 Apr 2010
10% owner
Bought
33,000
$586.08K
1.9%
WPRT WESTPORT FUEL SYSTEMS INC.
6 Apr 2010
10% owner
Bought
17,000
$301.92K
1.9%
WPRT WESTPORT FUEL SYSTEMS INC.
6 Apr 2010
10% owner
Bought
10,000
$177.60K
1.9%
WPRT WESTPORT FUEL SYSTEMS INC.
5 Apr 2010
10% owner
Bought
77,200
$1.33M
3.7%
WPRT WESTPORT FUEL SYSTEMS INC.
5 Apr 2010
10% owner
Bought
63,690
$1.10M
3.7%
WPRT WESTPORT FUEL SYSTEMS INC.
5 Apr 2010
10% owner
Bought
32,810
$564.66K
3.7%
WPRT WESTPORT FUEL SYSTEMS INC.
5 Apr 2010
10% owner
Bought
19,300
$332.15K
3.7%
WPRT WESTPORT FUEL SYSTEMS INC.
1 Apr 2010
10% owner
Bought
38,800
$640.59K
1.9%
WPRT WESTPORT FUEL SYSTEMS INC.
1 Apr 2010
10% owner
Bought
32,010
$528.49K
1.9%
WPRT WESTPORT FUEL SYSTEMS INC.
1 Apr 2010
10% owner
Bought
16,490
$272.25K
1.9%
WPRT WESTPORT FUEL SYSTEMS INC.
1 Apr 2010
10% owner
Bought
9,700
$160.15K
1.9%
WPRT WESTPORT FUEL SYSTEMS INC.
31 Mar 2010
10% owner
Bought
66,400
$1.11M
3.4%
WPRT WESTPORT FUEL SYSTEMS INC.
31 Mar 2010
10% owner
Bought
54,780
$915.92K
3.4%
WPRT WESTPORT FUEL SYSTEMS INC.
31 Mar 2010
10% owner
Bought
28,200
$471.50K
3.4%
WPRT WESTPORT FUEL SYSTEMS INC.
31 Mar 2010
10% owner
Bought
16,600
$277.55K
3.4%
WPRT WESTPORT FUEL SYSTEMS INC.
30 Mar 2010
10% owner
Bought
27,600
$452.36K
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
30 Mar 2010
10% owner
Bought
22,770
$373.20K
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
30 Mar 2010
10% owner
Bought
11,730
$192.25K
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
30 Mar 2010
10% owner
Bought
6,900
$113.09K
1.4%
WPRT WESTPORT FUEL SYSTEMS INC.
29 Mar 2010
10% owner
Bought
14,360
$203.77K
0.7%
WPRT WESTPORT FUEL SYSTEMS INC.
29 Mar 2010
10% owner
Bought
8,547
$121.28K
0.5%
WPRT WESTPORT FUEL SYSTEMS INC.
29 Mar 2010
10% owner
Bought
4,403
$62.48K
0.5%
WPRT WESTPORT FUEL SYSTEMS INC.
29 Mar 2010
10% owner
Bought
2,590
$36.75K
0.5%
WPRT WESTPORT FUEL SYSTEMS INC.
26 Mar 2010
10% owner
Bought
15,640
$250.24K
0.8%
WPRT WESTPORT FUEL SYSTEMS INC.
26 Mar 2010
10% owner
Bought
12,903
$206.45K
0.8%
WPRT WESTPORT FUEL SYSTEMS INC.
26 Mar 2010
10% owner
Bought
6,647
$106.35K
0.8%
WPRT WESTPORT FUEL SYSTEMS INC.
26 Mar 2010
10% owner
Bought
3,910
$62.56K
0.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
21 Mar 2010
10% owner
Bought
58,740
$1.38M
2.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
18 Mar 2010
10% owner
Bought
12,200
$402.60K
0.7%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
17 Mar 2010
10% owner
Bought
1,000
$33.00K
0.1%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
16 Mar 2010
10% owner
Bought
40,000
$1.04M
2.2%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
16 Mar 2010
10% owner
Bought
33,000
$861.63K
2.8%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
16 Mar 2010
10% owner
Bought
17,000
$443.87K
2.5%
AMSC AMERICAN SUPERCONDUCTOR CORP /DE/
16 Mar 2010
10% owner
Bought
10,000
$261.10K
2.4%
WPRT WESTPORT FUEL SYSTEMS INC.
15 Mar 2010
10% owner
Bought
24,000
$400.80K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
15 Mar 2010
10% owner
Bought
19,800
$330.66K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
15 Mar 2010
10% owner
Bought
10,200
$170.34K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
15 Mar 2010
10% owner
Bought
6,000
$100.20K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
10 Mar 2010
10% owner
Bought
49,781
$745.22K
2.7%
WPRT WESTPORT FUEL SYSTEMS INC.
10 Mar 2010
10% owner
Bought
41,068
$614.79K
2.7%
WPRT WESTPORT FUEL SYSTEMS INC.
10 Mar 2010
10% owner
Bought
21,156
$316.71K
2.7%
WPRT WESTPORT FUEL SYSTEMS INC.
10 Mar 2010
10% owner
Bought
12,445
$186.30K
2.7%
WPRT WESTPORT FUEL SYSTEMS INC.
9 Mar 2010
10% owner
Bought
55,359
$823.19K
3.1%
WPRT WESTPORT FUEL SYSTEMS INC.
9 Mar 2010
10% owner
Bought
45,670
$679.11K
3.1%
WPRT WESTPORT FUEL SYSTEMS INC.
9 Mar 2010
10% owner
Bought
23,527
$349.85K
3.1%
WPRT WESTPORT FUEL SYSTEMS INC.
9 Mar 2010
10% owner
Bought
13,839
$205.79K
3.1%
WPRT WESTPORT FUEL SYSTEMS INC.
8 Mar 2010
10% owner
Bought
22,000
$326.70K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
8 Mar 2010
10% owner
Bought
18,150
$269.53K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
8 Mar 2010
10% owner
Bought
9,350
$138.85K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
8 Mar 2010
10% owner
Bought
5,500
$81.68K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
26 Feb 2010
10% owner
Bought
6,000
$84.36K
0.3%
WPRT WESTPORT FUEL SYSTEMS INC.
26 Feb 2010
10% owner
Bought
4,950
$69.60K
0.3%
WPRT WESTPORT FUEL SYSTEMS INC.
26 Feb 2010
10% owner
Bought
2,550
$35.85K
0.3%
WPRT WESTPORT FUEL SYSTEMS INC.
26 Feb 2010
10% owner
Bought
1,500
$21.09K
0.3%
WPRT WESTPORT FUEL SYSTEMS INC.
25 Feb 2010
10% owner
Bought
40,400
$553.88K
2.4%
WPRT WESTPORT FUEL SYSTEMS INC.
25 Feb 2010
10% owner
Bought
33,330
$456.95K
2.4%
WPRT WESTPORT FUEL SYSTEMS INC.
25 Feb 2010
10% owner
Bought
17,170
$235.40K
2.4%
WPRT WESTPORT FUEL SYSTEMS INC.
25 Feb 2010
10% owner
Bought
10,100
$138.47K
2.4%
WPRT WESTPORT FUEL SYSTEMS INC.
24 Feb 2010
10% owner
Bought
13,200
$176.75K
0.8%
WPRT WESTPORT FUEL SYSTEMS INC.
24 Feb 2010
10% owner
Bought
10,890
$145.82K
0.8%
WPRT WESTPORT FUEL SYSTEMS INC.
24 Feb 2010
10% owner
Bought
5,610
$75.12K
0.8%
WPRT WESTPORT FUEL SYSTEMS INC.
24 Feb 2010
10% owner
Bought
3,300
$44.19K
0.8%
WPRT WESTPORT FUEL SYSTEMS INC.
23 Feb 2010
10% owner
Bought
36,400
$493.58K
2.2%
WPRT WESTPORT FUEL SYSTEMS INC.
23 Feb 2010
10% owner
Bought
30,030
$407.21K
2.2%
WPRT WESTPORT FUEL SYSTEMS INC.
23 Feb 2010
10% owner
Bought
15,470
$209.77K
2.2%
WPRT WESTPORT FUEL SYSTEMS INC.
23 Feb 2010
10% owner
Bought
9,100
$123.40K
2.2%
WPRT WESTPORT FUEL SYSTEMS INC.
22 Feb 2010
10% owner
Bought
14,800
$200.24K
0.9%
WPRT WESTPORT FUEL SYSTEMS INC.
22 Feb 2010
10% owner
Bought
12,210
$165.20K
0.9%
WPRT WESTPORT FUEL SYSTEMS INC.
22 Feb 2010
10% owner
Bought
6,290
$85.10K
0.9%
WPRT WESTPORT FUEL SYSTEMS INC.
22 Feb 2010
10% owner
Bought
3,700
$50.06K
0.9%
WPRT WESTPORT FUEL SYSTEMS INC.
19 Feb 2010
10% owner
Bought
20,400
$273.16K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
19 Feb 2010
10% owner
Bought
16,830
$225.35K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
19 Feb 2010
10% owner
Bought
8,670
$116.09K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
19 Feb 2010
10% owner
Bought
5,100
$68.29K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
18 Feb 2010
10% owner
Bought
18,400
$243.80K
1.1%
WPRT WESTPORT FUEL SYSTEMS INC.
18 Feb 2010
10% owner
Bought
15,180
$201.14K
1.1%
WPRT WESTPORT FUEL SYSTEMS INC.
18 Feb 2010
10% owner
Bought
7,820
$103.62K
1.1%
WPRT WESTPORT FUEL SYSTEMS INC.
18 Feb 2010
10% owner
Bought
4,600
$60.95K
1.1%
WPRT WESTPORT FUEL SYSTEMS INC.
17 Feb 2010
10% owner
Bought
20,800
$276.02K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
17 Feb 2010
10% owner
Bought
17,160
$227.71K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
17 Feb 2010
10% owner
Bought
8,840
$117.31K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
17 Feb 2010
10% owner
Bought
5,200
$69.00K
1.3%
WPRT WESTPORT FUEL SYSTEMS INC.
16 Feb 2010
10% owner
Bought
18,560
$238.68K
1.2%
WPRT WESTPORT FUEL SYSTEMS INC.
16 Feb 2010
10% owner
Bought
15,312
$196.91K
1.2%
WPRT WESTPORT FUEL SYSTEMS INC.
16 Feb 2010
10% owner
Bought
7,888
$101.44K
1.2%
WPRT WESTPORT FUEL SYSTEMS INC.
16 Feb 2010
10% owner
Bought
4,640
$59.67K
1.2%
IMAX IMAX CORP
8 May 2008
10% owner
Bought
1,172,372
$7.74M
46.2%
IMAX IMAX CORP
8 May 2008
10% owner
Bought
736,141
$4.86M
74.4%
IMAX IMAX CORP
8 May 2008
10% owner
Bought
545,289
$3.60M
46.2%
IMAX IMAX CORP
8 May 2008
10% owner
Bought
272,645
$1.80M
46.2%
IMAX IMAX CORP
17 Dec 2007
10% owner
Bought
43,000
$291.12K
1.7%
IMAX IMAX CORP
17 Dec 2007
10% owner
Bought
27,000
$182.80K
1.7%
IMAX IMAX CORP
17 Dec 2007
10% owner
Bought
20,000
$135.40K
1.7%
IMAX IMAX CORP
17 Dec 2007
10% owner
Bought
10,000
$67.70K
1.7%
IMAX IMAX CORP
14 Dec 2007
10% owner
Bought
43,000
$280.90K
1.8%
IMAX IMAX CORP
14 Dec 2007
10% owner
Bought
27,000
$176.38K
1.8%
IMAX IMAX CORP
14 Dec 2007
10% owner
Bought
20,000
$130.65K
1.8%
IMAX IMAX CORP
14 Dec 2007
10% owner
Bought
10,000
$65.33K
1.8%
IMAX IMAX CORP
13 Dec 2007
10% owner
Bought
51,600
$336.32K
2.2%
IMAX IMAX CORP
13 Dec 2007
10% owner
Bought
32,400
$211.18K
2.2%
IMAX IMAX CORP
13 Dec 2007
10% owner
Bought
24,000
$156.43K
2.2%
IMAX IMAX CORP
13 Dec 2007
10% owner
Bought
12,000
$78.21K
2.2%
IMAX IMAX CORP
12 Dec 2007
10% owner
Bought
34,400
$220.51K
1.5%
IMAX IMAX CORP
12 Dec 2007
10% owner
Bought
21,600
$138.46K
1.5%
IMAX IMAX CORP
12 Dec 2007
10% owner
Bought
16,000
$102.56K
1.5%
IMAX IMAX CORP
12 Dec 2007
10% owner
Bought
8,000
$51.28K
1.5%
IMAX IMAX CORP
7 Dec 2007
10% owner
Bought
172,000
$1.28M
7.8%
IMAX IMAX CORP
7 Dec 2007
10% owner
Bought
108,000
$802.67K
7.8%
IMAX IMAX CORP
7 Dec 2007
10% owner
Bought
80,000
$594.57K
7.8%
IMAX IMAX CORP
7 Dec 2007
10% owner
Bought
40,000
$297.28K
8.0%
IMAX IMAX CORP
9 Oct 2007
10% owner
Bought
21,070
$100.72K
1.0%
IMAX IMAX CORP
9 Oct 2007
10% owner
Bought
13,320
$63.67K
1.0%
IMAX IMAX CORP
9 Oct 2007
10% owner
Bought
9,800
$46.85K
1.0%
IMAX IMAX CORP
9 Oct 2007
10% owner
Bought
4,900
$23.42K
1.0%
IMAX IMAX CORP
8 Oct 2007
10% owner
Bought
15,480
$73.58K
0.7%
IMAX IMAX CORP
8 Oct 2007
10% owner
Bought
9,720
$46.20K
0.7%
500 decisions on file, the newest 500 shown.