GSE Systems, Inc. GVP
Trading inactive
| Déclarant | Citoyenneté ou lieu d'organisation | Pouvoir de vote unique | Pouvoir de vote partagé | Pouvoir de disposition unique | Pouvoir de disposition partagé | Montant en propriété effective | Pourcentage détenu | Date d'achat |
|---|---|---|---|---|---|---|---|---|
| Jonathan Honig | United States | 0 | 0 | 0 | 0 | 0 | 0 % | 09/08/2024 |
| Elizabeth Honig TR FBO Elizabeth Honig Lifetime Trust UA July 9, 2013 | Florida | 0 | 0 | 0 | 0 | 0 | 0 % | 09/08/2024 |
| NGP Energy Technology Partners II, L.P. | State of Delaware | 0 | 0 | 0 | 0 | 0 | 0 % | 09/02/2024 |
| Philip J. Deutch | United States of America | 0 | 0 | 0 | 0 | 0 | 0 % | 09/02/2024 |
| Energy Technology Partners, L.L.C. | State of Delaware | 0 | 0 | 0 | 0 | 0 | 0 % | 09/02/2024 |
| NGP ETP II, L.L.C. | State of Delaware | 0 | 0 | 0 | 0 | 0 | 0 % | 09/02/2024 |
| Jeff Easton | United States | 272189 | 0 | 272189 | 0 | 272189 | 9.9 % | 12/12/2023 |
| Lind Global Fund II LP | Delaware | 272189 | 0 | 272189 | 0 | 272189 | 9.9 % | 12/12/2023 |
| Lind Global Fund II LP | Delaware | 272189 | 0 | 272189 | 0 | 272189 | 9.9 % | 12/12/2023 |
| Lind Global Partners II LLC | Delaware | 272189 | 0 | 272189 | 0 | 272189 | 9.9 % | 12/12/2023 |
| Jeff Easton | United States | 272189 | 0 | 272189 | 0 | 272189 | 9.9 % | 12/12/2023 |
| Lind Global Partners II LLC | Delaware | 272189 | 0 | 272189 | 0 | 272189 | 9.9 % | 12/12/2023 |
| Needham Aggressive Growth Fund | Delaware | 0 | 1364000 | 0 | 1364000 | 1364000 | 6.5 % | 14/02/2022 |
| Needham Investment Management L.L.C. | Delaware | 0 | 1364000 | 0 | 1364000 | 1364000 | 6.5 % | 14/02/2022 |
| Needham Asset Management, LLC | Delaware | 0 | 1364000 | 0 | 1364000 | 1364000 | 6.5 % | 14/02/2022 |
| George A. Needham | United States of America | 0 | 1364000 | 0 | 1364000 | 1364000 | 6.5 % | 14/02/2022 |
| Polar Asset Management Partners Inc. | Canada | 0 | 0 | 0 | 0 % | 09/02/2022 | ||
| Polar Asset Management Partners Inc. | Canada | 0 | 0 | 0 | 0 % | 09/02/2022 | ||
| Needham Investment Management L.L.C. | Delaware | 0 | 1081654 | 0 | 1081654 | 1081654 | 5.2 % | 12/02/2021 |
| Needham Asset Management, LLC | Delaware | 0 | 1081654 | 0 | 1081654 | 1081654 | 5.2 % | 12/02/2021 |
| George A. Needham | United States America | 0 | 1081654 | 0 | 1081654 | 1081654 | 5.2 % | 12/02/2021 |
| Needham Aggressive Growth Fund | Delaware | 0 | 1057625 | 0 | 1057625 | 1057625 | 5.1 % | 12/02/2021 |
| Polar Asset Management Partners Inc. | Canada | 1239300 | 1239300 | 1239300 | 6.01 % | 09/02/2021 | ||
| Polar Asset Management Partners Inc. | Canada | 1239300 | 1239300 | 1239300 | 6.01 % | 09/02/2021 | ||
| Perlus Investment Management LLP | United Kingdom | 0 | 0 | 0 | 0 | 0 | 0 % | 05/02/2021 |
| PVAM Perlus Microcap Fund L.P. | Cayman Islands | 0 | 0 | 0 | 0 | 0 | 0 % | 05/02/2021 |
| PVAM Perlus Microcap Fund L.P. | Cayman Islands | 0 | 0 | 0 | 0 | 0 | 0 % | 05/02/2021 |
| Perlus Investment Management LLP | United Kingdom | 0 | 0 | 0 | 0 | 0 | 0 % | 05/02/2021 |
| PVAM Holdings Ltd. | United Kingdom | 0 | 1658819 | 0 | 1658819 | 0 | 8.2 % | 14/02/2020 |
| PVAM Perlus Microcap Fund L.P. | Cayman Islands | 0 | 1658819 | 0 | 1658819 | 0 | 8.2 % | 14/02/2020 |
| Pacific View Asset Management | United Kingdom | 0 | 1658819 | 0 | 1658819 | 0 | 8.2 % | 14/02/2020 |
| Needham Aggressive Growth Fund | Delaware | 0 | 1052625 | 0 | 1052625 | 1052625 | 5.2 % | 14/02/2020 |
| Needham Asset Management, LLC | Delaware | 0 | 1100683 | 0 | 1100683 | 1100683 | 5.5 % | 14/02/2020 |
| George A. Needham | United States America | 0 | 1100683 | 0 | 1100683 | 1100683 | 5.5 % | 14/02/2020 |
| Needham Investment Management L.L.C. | Delaware | 0 | 1100683 | 0 | 1100683 | 1100683 | 5.5 % | 14/02/2020 |
| Polar Asset Management Partners Inc. | Canada | 2000000 | 2000000 | 2000000 | 9.91 % | 11/02/2020 | ||
| Polar Asset Management Partners Inc. | Canada | 2000000 | 2000000 | 2000000 | 9.91 % | 11/02/2020 | ||
| sILVER FAMILY 2007 LIMITED PARTNERSHIP | DELAWARE | 0 | 0 | 0 | 0 | 0 | 0 % | 08/05/2019 |
| sherleigh associates inc. profit sharing plan | UNITED STATES | 0 | 0 | 0 | 0 | 0 | 0 % | 08/05/2019 |
| JACK SILVER | UNITED STATES | 0 | 0 | 0 | 0 | 0 | 0 % | 08/05/2019 |
| sherleigh associates inc. profit sharing plan | UNITED STATES | 1440494 | 0 | 1440494 | 0 | 1440494 | 7.3 % | 14/02/2019 |
| JACK SILVER | UNITED STATES | 1440495 | 0 | 1440495 | 0 | 1440495 | 7.3 % | 14/02/2019 |
| sILVER FAMILY 2007 LIMITED PARTNERSHIP | DELAWARE | 1 | 0 | 1 | 0 | 1 | 0 % | 14/02/2019 |
| Needham Investment Management L.L.C. | Delaware | 0 | 1120000 | 0 | 1120000 | 1120000 | 5.8 % | 13/02/2018 |
| Needham Aggressive Growth Fund | Delaware | 0 | 1120000 | 0 | 1120000 | 1120000 | 5.8 % | 13/02/2018 |
| Needham Asset Management, LLC | Delaware | 0 | 1120000 | 0 | 1120000 | 1120000 | 5.8 % | 13/02/2018 |
| George A. Needham | United States of America | 0 | 1120000 | 0 | 1120000 | 1120000 | 5.8 % | 13/02/2018 |
| Kenneth A. Goldblatt | United States | 8081622 | 0 | 808162 | 0 | 808162 | 4.33 % | 31/03/2017 |
| S Squared Technology, LLC | Delaware | 808162 | 0 | 808162 | 0 | 808162 | 4.33 % | 31/03/2017 |
| Seymour L. Goldblatt | United States | 8081621 | 0 | 808162 | 0 | 808162 | 4.33 % | 31/03/2017 |
| Kenneth A. Goldblatt | United States | 8081622 | 0 | 808162 | 0 | 808162 | 4.33 % | 31/03/2017 |
| S Squared Technology, LLC | Delaware | 808162 | 0 | 808162 | 0 | 808162 | 4.33 % | 31/03/2017 |
| Seymour L. Goldblatt | United States | 8081621 | 0 | 808162 | 0 | 808162 | 4.33 % | 31/03/2017 |
| RS PROPERTIES I LLC | DELAWARE | 108374 | 0 | 108374 | 0 | 108374 | 0.6 % | 27/02/2017 |
| JACK SILVER | UNITED STATES | 1466189 | 0 | 1466189 | 0 | 1466189 | 7.8 % | 27/02/2017 |
| sherleigh associates inc. profit sharing plan | UNITED STATES | 1432694 | 0 | 1432694 | 0 | 1432694 | 7.7 % | 27/02/2017 |
| sILVER INVESTMENT PARTNERS LP | DELAWARE | 33495 | 0 | 33495 | 0 | 33495 | 0.2 % | 27/02/2017 |
| Needham Aggressive Growth Fund | Maryland | 0 | 960000 | 0 | 960000 | 960000 | 5.1 % | 13/02/2017 |
| George A. Needham | United States of America | 0 | 960000 | 0 | 960000 | 960000 | 5.1 % | 13/02/2017 |
| Needham Asset Management, LLC | Delaware | 0 | 960000 | 0 | 960000 | 960000 | 5.1 % | 13/02/2017 |
| Needham Investment Management L.L.C. | Delaware | 0 | 960000 | 0 | 960000 | 960000 | 5.1 % | 13/02/2017 |
| PVAM Perlus Microcap Fund L.P. | Jersey Channel Islands | 0 | 1340129 | 0 | 1340129 | 1340129 | 7.17 % | 09/02/2017 |
| Pacific View Asset Management LLP | United Kingdom | 0 | 1340129 | 0 | 1340129 | 1340129 | 7.17 % | 09/02/2017 |
| PVAM Holdings Ltd. | United Kingdom | 0 | 1340129 | 0 | 1340129 | 1340129 | 7.17 % | 09/02/2017 |
| Pacific View Asset Management (UK) LLP | United Kingdom | 986222 | 986222 | 986222 | 5.44 % | 26/10/2016 | ||
| PVAM Perlus Microcap Fund L.P. | Jersey, Channel Islands | 986222 | 986222 | 986222 | 5.44 % | 26/10/2016 | ||
| PVAM Holdings Ltd. | United Kingdom | 986222 | 986222 | 986222 | 5.44 % | 26/10/2016 | ||
| Pacific View Asset Management (UK) LLP | United Kingdom | 986222 | 986222 | 986222 | 5.44 % | 26/10/2016 | ||
| PVAM Holdings Ltd. | United Kingdom | 986222 | 986222 | 986222 | 5.44 % | 26/10/2016 | ||
| PVAM Perlus Microcap Fund L.P. | Jersey, Channel Islands | 986222 | 986222 | 986222 | 5.44 % | 26/10/2016 | ||
| S Squared Technology, LLC | Delaware | 1186712 | 0 | 1186712 | 0 | 1186712 | 6.63 % | 10/02/2016 |
| Kenneth A. Goldblatt | United States | 11867122 | 0 | 1186712 | 0 | 1186712 | 6.63 % | 10/02/2016 |
| Seymour L. Goldblatt | United States | 11867121 | 0 | 1186712 | 0 | 1186712 | 6.63 % | 10/02/2016 |
| S Squared Technology, LLC | Delaware | 1120892 | 0 | 1120892 | 0 | 1120892 | 6.27 % | 17/02/2015 |
| Seymour L. Goldblatt | United States | 11208921 | 0 | 1120892 | 0 | 1120892 | 6.27 % | 17/02/2015 |
| Kenneth A. Goldblatt | United States | 1120892 | 0 | 1120892 | 0 | 1120892 | 6.27 % | 17/02/2015 |
| S Squared Technology, LLC | Delaware | 1120892 | 0 | 1120892 | 0 | 1120892 | 6.27 % | 17/02/2015 |
| Seymour L. Goldblatt | United States | 11208921 | 0 | 1120892 | 0 | 1120892 | 6.27 % | 17/02/2015 |
| Kenneth A. Goldblatt | United States | 1120892 | 0 | 1120892 | 0 | 1120892 | 6.27 % | 17/02/2015 |
| TOCQUEVILLE ASSET MANAGEMENT L.P. | Delaware | 0 | 0 | 0 | 0 | 10 | 0 % | 30/01/2015 |
| Mark Leonard . | Ontario Canada | 893731 | 0 | 893731 | 0 | 893731 | 4.996 % | 06/01/2015 |
| Gottlieb Jay | USA | 830000 | 0 | 830000 | 0 | 830000 | 4.64 % | 03/12/2014 |
| Mark Leonard . | Ontario Canada | 978731 | 0 | 978731 | 0 | 978731 | 5.47 % | 18/08/2014 |
| Gottlieb Jay | USA | 1052000 | 0 | 1052000 | 0 | 1052000 | 5.88 % | 23/07/2014 |
| Kenneth E. Lee | United States | 0 | 0 | 0 | 0 | 0 | 0 % | 11/07/2014 |
| Bridgehampton Monument Fund LLC | Delaware | 0 | 1 | 0 | 1 | 1 | 0 % | 11/07/2014 |
| Bridgehampton Value Strategies Fund | Delaware | 0 | 0 | 0 | 0 | 0 | 0 % | 11/07/2014 |
| Charles D. Morgan | United States | 0 | 305682 | 0 | 305682 | 305682 | 1.71 % | 11/07/2014 |
| Bridgehampton Capital Management LLC | New York | 0 | 0 | 0 | 0 | 0 | 0 % | 11/07/2014 |
| TOCQUEVILLE ASSET MANAGEMENT L.P. | Delaware | 958418 | 958418 | 0 | 5.36 % | 10/07/2014 | ||
| S Squared Technology, LLC | Delaware | 1141800 | 0 | 1141800 | 0 | 1141800 | 6.38 % | 14/02/2014 |
| Kenneth A. Goldblatt | United States | 11418002 | 0 | 1141800 | 0 | 1141800 | 6.38 % | 14/02/2014 |
| Seymour L. Goldblatt | United States | 11418001 | 0 | 1141800 | 0 | 1141800 | 6.38 % | 14/02/2014 |
| sherleigh associates inc. profit sharing plan | UNITED STATES | 1132934 | 0 | 1132934 | 0 | 1132934 | 6.3 % | 11/02/2014 |
| JACK SILVER | UNITED STATES | 1132934 | 0 | 1132934 | 0 | 1132934 | 6.3 % | 11/02/2014 |
| Bridgehampton Capital Management LLC | New York | 0 | 1064400 | 0 | 1064400 | 1064400 | 6 % | 06/02/2014 |
| Charles D. Morgan | United States | 0 | 331600 | 0 | 331600 | 331600 | 1.9 % | 06/02/2014 |
| Kenneth E. Lee | United States | 0 | 1064400 | 0 | 1064400 | 1064400 | 6 % | 06/02/2014 |
| Bridgehampton Monument Fund LLC | Delaware | 0 | 110000 | 0 | 110000 | 110000 | 0.6 % | 06/02/2014 |
| Bridgehampton Value Strategies Fund | Delaware | 0 | 622800 | 0 | 622800 | 622800 | 3.5 % | 06/02/2014 |
| S Squared Technology, LLC | Delaware | 1490800 | 0 | 1490800 | 0 | 1490800 | 8.13 % | 08/02/2013 |
| S Squared Technology, LLC | Delaware | 1490800 | 0 | 1490800 | 0 | 1490800 | 8.13 % | 08/02/2013 |
| Kenneth A. Goldblatt | United States | 14908002 | 0 | 1490800 | 0 | 1490800 | 8.13 % | 08/02/2013 |
| Kenneth A. Goldblatt | United States | 14908002 | 0 | 1490800 | 0 | 1490800 | 8.13 % | 08/02/2013 |
| Seymour L. Goldblatt | United States | 14908001 | 0 | 1490800 | 0 | 1490800 | 8.13 % | 08/02/2013 |
| Seymour L. Goldblatt | United States | 14908001 | 0 | 1490800 | 0 | 1490800 | 8.13 % | 08/02/2013 |
| sherleigh associates inc. profit sharing plan | UNITED STATES | 1037500 | 0 | 1037500 | 0 | 1037500 | 5.7 % | 06/02/2013 |
| JACK SILVER | UNITED STATES | 1037500 | 0 | 1037500 | 0 | 1037500 | 5.7 % | 06/02/2013 |
| Bridgehampton Monument Fund LLC | Delaware | 0 | 200000 | 0 | 200000 | 200000 | 1.1 % | 14/01/2013 |
| Bridgehampton Capital Management LLC | New York | 0 | 920600 | 0 | 920600 | 920600 | 5 % | 14/01/2013 |
| Kenneth E. Lee | United States | 0 | 920600 | 0 | 920600 | 920600 | 5 % | 14/01/2013 |
| Charles D. Morgan | United States | 0 | 245000 | 0 | 245000 | 245000 | 1.3 % | 14/01/2013 |
| Bridgehampton Value Strategies Fund | Delaware | 0 | 475600 | 0 | 475600 | 475600 | 2.6 % | 14/01/2013 |
| JACK SILVER | UNITED STATES | 975804 | 0 | 975804 | 0 | 975804 | 5.3 % | 25/06/2012 |
| SHERLEIGH ASSOCIATES INC. PROFIT SHARING PLAN | UNITED STATES | 975804 | 0 | 975804 | 0 | 975804 | 5.3 % | 25/06/2012 |
| NSB Advisors LLC | State of Maryland | 0 | 0 | 1362477 | 0 | 1362477 | 7.4 % | 09/05/2012 |
| NSB Advisors LLC | State of Maryland | 0 | 0 | 1362477 | 0 | 1362477 | 7.4 % | 09/05/2012 |
| Becker Drapkin Management, L.P. | Texas | 0 | 906452 | 0 | 906452 | 906452 | 4.9 % | 19/03/2012 |
| BC Advisors, LLC | Texas | 0 | 906452 | 0 | 906452 | 906452 | 4.9 % | 19/03/2012 |
| Becker Drapkin Partners | Texas | 791120 | 0 | 791120 | 0 | 791120 | 4.3 % | 19/03/2012 |
| Steven R. Becker | United States | 0 | 906452 | 0 | 906452 | 906452 | 4.9 % | 19/03/2012 |
| Becker Drapkin Partners, L.P. | Texas | 115332 | 0 | 115332 | 0 | 115332 | 0.6 % | 19/03/2012 |
| Matthew A. Drapkin | United States | 0 | 906452 | 0 | 906452 | 906452 | 4.9 % | 19/03/2012 |
| Becker Drapkin Management, L.P. | Texas | 0 | 906452 | 0 | 906452 | 906452 | 4.9 % | 19/03/2012 |
| Becker Drapkin Partners, L.P. | Texas | 115332 | 0 | 115332 | 0 | 115332 | 0.6 % | 19/03/2012 |
| Becker Drapkin Partners | Texas | 791120 | 0 | 791120 | 0 | 791120 | 4.3 % | 19/03/2012 |
| BC Advisors, LLC | Texas | 0 | 906452 | 0 | 906452 | 906452 | 4.9 % | 19/03/2012 |
| Steven R. Becker | United States | 0 | 906452 | 0 | 906452 | 906452 | 4.9 % | 19/03/2012 |
| Matthew A. Drapkin | United States | 0 | 906452 | 0 | 906452 | 906452 | 4.9 % | 19/03/2012 |
| Seymour L. Goldblatt | United States | 16208001 | 0 | 1620800 | 0 | 1620800 | 8.78 % | 14/02/2012 |
| S Squared Technology, LLC | Delaware | 1620800 | 0 | 1620800 | 0 | 1620800 | 8.78 % | 14/02/2012 |
| Kenneth A. Goldblatt | United States | 16208002 | 0 | 1620800 | 0 | 1620800 | 8.78 % | 14/02/2012 |
| Michael Vermut | United States | 0 | 0 | 0 | 0 | 0 | 0 % | 10/02/2012 |
| Newland Master Fund, Ltd. | Cayman Islands | 0 | 0 | 0 | 0 | 0 | 0 % | 10/02/2012 |
| Ken Brodkowitz | United States | 0 | 0 | 0 | 0 | 0 | 0 % | 10/02/2012 |
| Newland Capital Management, LLC | Delaware | 0 | 0 | 0 | 0 | 0 | 0 % | 10/02/2012 |
| Energy Technology Partners II, L.L.C. | State of Delaware | 1314321 | 0 | 1314321 | 0 | 1314321 | 6.84 % | 05/05/2011 |
| NGP Energy Technology Partners II, L.P. | State of Delaware | 1314321 | 0 | 1314321 | 0 | 1314321 | 6.84 % | 05/05/2011 |
| NGP ETP II, L.L.C. | State of Delaware | 1314321 | 0 | 1314321 | 0 | 1314321 | 6.84 % | 05/05/2011 |
| Philip J. Deutch | United States of America | 1314321 | 0 | 1314321 | 0 | 1314321 | 6.84 % | 05/05/2011 |
| NGP Energy Technology Partners II, L.P. | State of Delaware | 1314321 | 0 | 1314321 | 0 | 1314321 | 6.84 % | 05/05/2011 |
| NGP ETP II, L.L.C. | State of Delaware | 1314321 | 0 | 1314321 | 0 | 1314321 | 6.84 % | 05/05/2011 |
| Energy Technology Partners II, L.L.C. | State of Delaware | 1314321 | 0 | 1314321 | 0 | 1314321 | 6.84 % | 05/05/2011 |
| Philip J. Deutch | United States of America | 1314321 | 0 | 1314321 | 0 | 1314321 | 6.84 % | 05/05/2011 |
| James W. Oberweis | U.S.A. | 0 | 481100 | 0 | 481700 | 481700 | 2.5 % | 14/02/2011 |
| Oberweis Asset Management, Inc. | Illinois | 0 | 481100 | 0 | 481700 | 481700 | 2.5 % | 14/02/2011 |
| James D. Oberweis | U.S.A. | 0 | 481100 | 0 | 481700 | 481700 | 2.5 % | 14/02/2011 |
| Brown Advisory Holdings Incorporated | Maryland | 0 | 0 % | 10/01/2011 | ||||
| Brown Advisory Holdings Incorporated | Maryland | 0 | 0 % | 10/01/2011 | ||||
| NSB Advisors LLC | State of Maryland | 0 | 0 | 2662067 | 0 | 2662067 | 13.9 % | 10/01/2011 |
| NSB Advisors LLC | State of Maryland | 0 | 0 | 2662067 | 0 | 2662067 | 13.9 % | 10/01/2011 |
| Fargo and Company | Delaware | 703344 | 0 | 901994 | 0 | 901994 | 4.76 % | 10/08/2010 |
| Brown Advisory Holdings Incorporated | Maryland | 2795787 | 14.8 % | 16/02/2010 | ||||
| Michael Vermut | United States | 0 | 1912575 | 0 | 1912575 | 1912575 | 10.1 % | 16/02/2010 |
| Ken Brodkowitz | United States | 0 | 1912575 | 0 | 1912575 | 1912575 | 10.1 % | 16/02/2010 |
| Newland Offshore Fund, Ltd. | Cayman Islands | 0 | 1631426 | 0 | 1631426 | 1631426 | 8.6 % | 16/02/2010 |
| Newland Master Fund, Ltd. | Cayman Islands | 0 | 1912575 | 0 | 1912575 | 1912575 | 10.1 % | 16/02/2010 |
| Newland Capital Management, LLC | Delaware | 0 | 1912575 | 0 | 1912575 | 1912575 | 10.1 % | 16/02/2010 |
| ESSEX INVESTMENT MAGEMENT COMPANY, LLC | BOSTON, MASSACHUSSETTS | 914549 | 0 | 1015014 | 0 | 1015014 | 5.36 % | 25/01/2010 |