2025-05-01 |
13D/A
|
WPRT / Westport Fuel Systems Inc.
|
|
1,816,689 |
1,816,689 |
|
|
|
2024-06-17 |
13D/A
|
WPRT / Westport Fuel Systems Inc.
|
|
1,816,689 |
1,816,689 |
|
|
|
2024-06-17 |
13D/A
|
IMAX / IMAX Corporation
|
|
8,872,659 |
8,880,515 |
|
|
|
2024-01-25 |
13D/A
|
IMAX / IMAX Corporation
|
|
8,865,881 |
8,872,659 |
|
|
|
2024-01-25 |
13D/A
|
WPRT / Westport Fuel Systems Inc.
|
|
|
1,816,689 |
|
|
|
2023-01-31 |
13D/A
|
IMAX / IMAX Corporation
|
|
8,858,533 |
8,865,881 |
|
|
|
2022-01-27 |
13D/A
|
IMAX / IMAX Corporation
|
|
8,852,948 |
8,858,533 |
|
|
|
2021-06-09 |
13D/A
|
WPRT / Westport Fuel Systems Inc.
|
|
18,076,047 |
18,166,956 |
|
|
|
2021-03-30 |
13D/A
|
WPRT / Westport Fuel Systems Inc.
|
|
18,712,308 |
18,076,047 |
|
|
|
2021-03-15 |
13G/A
|
REFR / Research Frontiers Incorporated
|
|
1,824,966 |
1,540,569 |
|
|
|
2021-01-25 |
13D/A
|
IMAX / IMAX Corporation
|
|
8,843,183 |
8,852,948 |
|
|
|
2021-01-25 |
13G/A
|
REFR / Research Frontiers Incorporated
|
|
3,125,066 |
1,824,966 |
|
|
|
2020-08-27 |
13G/A
|
REFR / Research Frontiers Incorporated
|
|
3,963,823 |
3,125,066 |
|
|
|
2020-06-19 |
13G/A
|
AMSC / American Superconductor Corporation
|
|
2,039,248 |
1,126,696 |
|
|
|
2020-05-04 |
13D/A
|
WPRT / Westport Fuel Systems Inc.
|
|
18,562,308 |
18,712,308 |
|
|
|
2020-01-27 |
13G
|
AMSC / American Superconductor Corporation
|
|
2,039,248 |
2,039,248 |
|
|
|
2020-01-27 |
13D/A
|
IMAX / IMAX Corporation
|
|
8,837,026 |
8,843,183 |
|
|
|
2019-02-05 |
13G/A
|
REFR / Research Frontiers Incorporated
|
|
|
3,963,823 |
|
|
|
2019-02-05 |
13D/A
|
IMAX / IMAX Corporation
|
|
8,831,239 |
8,837,026 |
|
|
|
2018-01-12 |
13D/A
|
IMAX / IMAX Corporation
|
|
8,826,259 |
8,831,239 |
|
|
|
2018-01-12 |
13D/A
|
WPRT / Westport Fuel Systems Inc.
|
|
16,712,308 |
18,562,308 |
|
|
|
2017-01-27 |
13G/A
|
PRPO / Precipio, Inc.
|
|
|
1,046,860 |
|
|
|
2017-01-27 |
13G/A
|
PRPO / Precipio, Inc.
|
|
|
1,046,860 |
|
|
|
2017-01-27 |
13D/A
|
RSLS / ReShape Lifesciences Inc.
|
|
10,951,705 |
8,534 |
|
|
|
2017-01-27 |
13D/A
|
IMAX / IMAX Corporation
|
|
8,823,795 |
8,826,259 |
|
|
|
2016-10-20 |
13D
|
IMAX / IMAX Corporation
|
|
8,823,795 |
8,823,795 |
|
|
|
2016-07-18 |
13D/A
|
QTWW / Quantum Fuel Systems Technologies Worldwide, Inc.
|
|
7,928,191 |
3,101,128 |
|
|
|
2016-07-18 |
13D/A
|
QTWW / Quantum Fuel Systems Technologies Worldwide, Inc.
|
|
7,928,191 |
3,101,128 |
|
|
|
2016-06-08 |
13D/A
|
WPRT / Westport Fuel Systems Inc.
|
|
10,098,559 |
16,712,308 |
|
|
|
2016-06-08 |
13D/A
|
FSYS / Fuel Systems Solutions, Inc.
|
|
2,671,684 |
0 |
|
|
|
2016-04-14 |
13D/A
|
QTWW / Quantum Fuel Systems Technologies Worldwide, Inc.
|
|
7,928,191 |
7,928,191 |
|
|
|
2016-04-14 |
13D/A
|
QTWW / Quantum Fuel Systems Technologies Worldwide, Inc.
|
|
7,928,191 |
7,928,191 |
|
|
|
2016-03-23 |
13D/A
|
QTWW / Quantum Fuel Systems Technologies Worldwide, Inc.
|
|
7,928,191 |
7,928,191 |
|
|
|
2016-03-23 |
13D/A
|
QTWW / Quantum Fuel Systems Technologies Worldwide, Inc.
|
|
7,928,191 |
7,928,191 |
|
|
|
2016-03-21 |
13D/A
|
WPRT / Westport Fuel Systems Inc.
|
|
10,098,559 |
10,098,559 |
|
|
|
2016-03-21 |
13D/A
|
FSYS / Fuel Systems Solutions, Inc.
|
|
2,671,684 |
2,671,684 |
|
|
|
2016-02-11 |
13G/A
|
IMAX / IMAX Corporation
|
|
|
8,823,795 |
|
|
|
2016-02-11 |
13G/A
|
TCPTF / Thanachart Capital Public Co Ltd. - NVDR
|
|
|
16,301,614 |
|
|
|
2015-12-29 |
13D/A
|
QTWW / Quantum Fuel Systems Technologies Worldwide, Inc.
|
|
7,928,191 |
7,928,191 |
|
|
|
2015-12-29 |
13D/A
|
QTWW / Quantum Fuel Systems Technologies Worldwide, Inc.
|
|
|
7,928,191 |
|
|
|
2015-09-02 |
13D
|
FSYS / Fuel Systems Solutions, Inc.
|
|
|
2,671,684 |
|
|
|
2015-09-02 |
13D/A
|
WPRT / Westport Fuel Systems Inc.
|
|
|
10,098,559 |
|
|
|
2015-07-02 |
13D/A
|
QTWW / Quantum Fuel Systems Technologies Worldwide, Inc.
|
|
|
7,928,191 |
|
|
|
2015-05-27 |
13D
|
RSLS / ReShape Lifesciences Inc.
|
|
|
10,951,705 |
|
|
|
2015-05-05 |
13D/A
|
AMSC / American Superconductor Corporation
|
|
|
2,039,248 |
|
|
|
2015-02-13 |
13G/A
|
PRPO / Precipio, Inc.
|
|
|
1,046,860 |
|
|
|
2015-02-13 |
13G/A
|
REFR / Research Frontiers Incorporated
|
|
|
3,398,605 |
|
|
|
2015-02-13 |
13G/A
|
TCPTF / Thanachart Capital Public Co Ltd. - NVDR
|
|
|
14,511,855 |
|
|
|
2014-10-31 |
13D
|
WPRT / Westport Fuel Systems Inc.
|
|
|
9,848,559 |
|
|
|
2014-02-13 |
13G/A
|
878193101 / TearLab Corp
|
|
|
1,525,500 |
|
|
|
2014-02-13 |
13G/A
|
FSYS / Fuel Systems Solutions, Inc.
|
|
|
2,671,684 |
|
|
|
2014-02-13 |
13G/A
|
RSLS / ReShape Lifesciences Inc.
|
|
|
10,951,705 |
|
|
|
2014-01-17 |
13D/A
|
QTWW / Quantum Fuel Systems Technologies Worldwide, Inc.
|
|
|
7,298,575 |
|
|
|
2013-09-27 |
13D
|
QTWW / Quantum Fuel Systems Technologies Worldwide, Inc.
|
|
|
4,197,447 |
|
|
|
2013-09-16 |
13G/A
|
UNXLQ / Uni-Pixel, Inc.
|
|
|
0 |
|
|
|
2013-05-21 |
13G
|
878193101 / TearLab Corp
|
|
|
1,485,500 |
|
|
|
2013-02-14 |
13G/A
|
PRPO / Precipio, Inc.
|
|
|
8,514,812 |
|
|
|
2013-02-14 |
13G/A
|
UNXLQ / Uni-Pixel, Inc.
|
|
|
750,000 |
|
|
|
2013-02-14 |
13G/A
|
FSYS / Fuel Systems Solutions, Inc.
|
|
|
2,571,684 |
|
|
|
2013-02-14 |
13G/A
|
WPRT / Westport Fuel Systems Inc.
|
|
|
9,848,559 |
|
|
|
2013-02-14 |
13G/A
|
TC / Token Cat Limited - Depositary Receipt (Common Stock)
|
|
|
12,011,855 |
|
|
|
2013-02-14 |
13G/A
|
REFR / Research Frontiers Incorporated
|
|
|
2,506,199 |
|
|
|
2013-02-14 |
13D/A
|
AMSC / American Superconductor Corporation
|
|
|
13,792,507 |
|
|
|
2013-02-14 |
13G/A
|
CREE / Cree, Inc.
|
|
|
1,108,300 |
|
|
|
2013-02-14 |
13G/A
|
IMAX / IMAX Corporation
|
|
|
9,173,795 |
|
|
|
2012-12-11 |
13G
|
UNXLQ / Uni-Pixel, Inc.
|
|
|
698,000 |
|
|
|
2012-10-12 |
13G
|
REFR / Research Frontiers Incorporated
|
|
|
2,154,199 |
|
|
|
2012-09-21 |
13G
|
TC / Token Cat Limited - Depositary Receipt (Common Stock)
|
|
|
8,500,000 |
|
|
|
2012-04-25 |
13G/A
|
RSLS / ReShape Lifesciences Inc.
|
|
|
8,011,705 |
|
|
|
2012-03-14 |
13G
|
PRPO / Precipio, Inc.
|
|
|
4,000,000 |
|
|
|
2012-02-14 |
13G/A
|
RSLS / ReShape Lifesciences Inc.
|
|
|
5,740,000 |
|
|
|
2012-02-14 |
13G/A
|
CREE / Cree, Inc.
|
|
|
6,200,000 |
|
|
|
2012-02-01 |
13D/A
|
AMSC / American Superconductor Corporation
|
|
|
11,735,500 |
|
|
|
2012-01-31 |
13G/A
|
FSYS / Fuel Systems Solutions, Inc.
|
|
|
2,003,100 |
|
|
|