WEISS MICHAEL S
Related Filers (19)
- GENTA INC DE/ (29)
- KERYX BIOPHARMACEUTICALS INC (26)
- TG THERAPEUTICS, INC. (25)
- Fortress Biotech, Inc. (20)
- MUSTANG BIO, INC. (8)
- Checkpoint Therapeutics, Inc. (8)
- AVAX TECHNOLOGIES INC (5)
- PROCEPT INC (2)
- XTL BIOPHARMACEUTICALS LTD (2)
- ROBECO SAGE TRITON FUND LLC (2)
- NATIONAL HOLDINGS CORP (2)
- Opus Point Partners, LLC (2)
- AVENUE THERAPEUTICS, INC. (2)
- XYTRONYX INC (1)
- PALATIN TECHNOLOGIES INC (1)
- CB Pharma Acquisition Corp. (1)
- FBIO Acquisition, Inc. (1)
- Opus Point Healthcare Innovations (Offshore) Fund Ltd. (1)
- ROSENWALD LINDSAY A MD (1)
- Show More ...
Ownership (132)
4
Monday, 1/8/2024
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/3/2024
Fortress Biotech, Inc.: Statement of changes in beneficial ownership of securities
SC 13D/A
Tuesday, 11/21/2023
Fortress Biotech, Inc.: Major Shareholders
4
Thursday, 11/16/2023
Fortress Biotech, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 8/14/2023
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Friday, 7/7/2023
MUSTANG BIO, INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 6/15/2023
Checkpoint Therapeutics, Inc.: Statement of changes in beneficial ownership of securities
3/A
Thursday, 4/6/2023
MUSTANG BIO, INC.: Initial statement of beneficial ownership of securities
4
Monday, 4/3/2023
MUSTANG BIO, INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/14/2023
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/14/2023
Fortress Biotech, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/4/2023
Fortress Biotech, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 7/22/2022
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Friday, 6/24/2022
Checkpoint Therapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 4/29/2022
Fortress Biotech, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 1/7/2022
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 7/8/2021
MUSTANG BIO, INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/22/2021
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Friday, 6/11/2021
Checkpoint Therapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 4/9/2021
Fortress Biotech, Inc.: Statement of changes in beneficial ownership of securities
5
Thursday, 12/31/2020
TG THERAPEUTICS, INC.: Annual statement of changes in beneficial ownership of securities
4
Wednesday, 8/19/2020
MUSTANG BIO, INC.: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/24/2020
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/9/2020
Checkpoint Therapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 3/13/2020
Fortress Biotech, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 1/17/2020
MUSTANG BIO, INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 6/27/2019
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Friday, 6/14/2019
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Friday, 6/14/2019
Checkpoint Therapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 4/12/2019
Fortress Biotech, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/8/2018
AVENUE THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 6/28/2018
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Friday, 6/15/2018
Checkpoint Therapeutics, Inc.: Statement of changes in beneficial ownership of securities
3
Friday, 8/18/2017
AVENUE THERAPEUTICS, INC.: Initial statement of beneficial ownership of securities
3/A
Thursday, 7/20/2017
MUSTANG BIO, INC.: Initial statement of beneficial ownership of securities
3
Friday, 6/30/2017
MUSTANG BIO, INC.: Initial statement of beneficial ownership of securities
4
Monday, 6/19/2017
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 6/15/2017
Checkpoint Therapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 1/27/2017
Fortress Biotech, Inc.: Statement of changes in beneficial ownership of securities
SC 13D/A
Friday, 1/27/2017
Fortress Biotech, Inc.: Major Shareholders
4
Wednesday, 1/4/2017
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
3
Tuesday, 10/4/2016
Checkpoint Therapeutics, Inc.: Initial statement of beneficial ownership of securities
3
Thursday, 9/22/2016
NATIONAL HOLDINGS CORP: Initial statement of beneficial ownership of securities
4
Thursday, 9/1/2016
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
SC 13D/A
Thursday, 1/28/2016
Fortress Biotech, Inc.: Major Shareholders
4
Tuesday, 1/5/2016
Fortress Biotech, Inc.: Statement of changes in beneficial ownership of securities
4/A
Monday, 1/4/2016
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Monday, 1/4/2016
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Friday, 6/5/2015
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Friday, 1/2/2015
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 12/18/2014
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
3
Friday, 12/12/2014
CB Pharma Acquisition Corp.: Initial statement of beneficial ownership of securities
4
Monday, 11/10/2014
CORONADO BIOSCIENCES INC: Statement of changes in beneficial ownership of securities
SC 13D/A
Monday, 11/10/2014
CORONADO BIOSCIENCES INC: Major Shareholders
SC 13D
Friday, 2/28/2014
CORONADO BIOSCIENCES INC: Major Shareholders
4
Monday, 2/24/2014
CORONADO BIOSCIENCES INC: Statement of changes in beneficial ownership of securities
4
Thursday, 1/2/2014
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
3
Monday, 12/23/2013
CORONADO BIOSCIENCES INC: Initial statement of beneficial ownership of securities
4
Monday, 12/23/2013
CORONADO BIOSCIENCES INC: Statement of changes in beneficial ownership of securities
4
Thursday, 12/12/2013
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/2/2013
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/11/2012
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 5/17/2012
TG THERAPEUTICS, INC.: Statement of changes in beneficial ownership of securities
3
Monday, 1/9/2012
MANHATTAN PHARMACEUTICALS INC: Initial statement of beneficial ownership of securities
3
Friday, 10/15/2010
NATIONAL HOLDINGS CORP: Initial statement of beneficial ownership of securities
4
Wednesday, 5/12/2010
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/13/2010
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
5
Tuesday, 2/16/2010
KERYX BIOPHARMACEUTICALS INC: Annual statement of changes in beneficial ownership of securities
4
Friday, 6/12/2009
ROBECO SAGE TRITON FUND LLC: Statement of changes in beneficial ownership of securities
4
Tuesday, 11/18/2008
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 11/4/2008
XTL BIOPHARMACEUTICALS LTD: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/26/2008
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
3
Tuesday, 8/26/2008
XTL BIOPHARMACEUTICALS LTD: Initial statement of beneficial ownership of securities
SC 13D/A
Friday, 2/8/2008
KERYX BIOPHARMACEUTICALS INC: Major Shareholders
4
Wednesday, 1/2/2008
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
SC 13D/A
Thursday, 3/8/2007
KERYX BIOPHARMACEUTICALS INC: Major Shareholders
SC 13D/A
Thursday, 3/8/2007
KERYX BIOPHARMACEUTICALS INC: Major Shareholders
4
Thursday, 1/4/2007
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Monday, 12/18/2006
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Thursday, 12/14/2006
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Monday, 12/11/2006
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Monday, 12/11/2006
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 7/19/2006
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Thursday, 6/22/2006
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Thursday, 5/18/2006
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Thursday, 4/20/2006
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Thursday, 3/23/2006
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Thursday, 2/23/2006
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
SC 13D
Tuesday, 2/14/2006
KERYX BIOPHARMACEUTICALS INC: Major Shareholders
4
Wednesday, 1/4/2006
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Monday, 8/8/2005
GENTA INC DE/: Statement of changes in beneficial ownership of securities
4
Monday, 6/27/2005
GENTA INC DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 6/9/2005
GENTA INC DE/: Statement of changes in beneficial ownership of securities
3
Tuesday, 4/26/2005
KERYX BIOPHARMACEUTICALS INC: Initial statement of beneficial ownership of securities
4
Tuesday, 4/26/2005
KERYX BIOPHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/15/2005
GENTA INC DE/: Statement of changes in beneficial ownership of securities
4
Friday, 3/11/2005
GENTA INC DE/: Statement of changes in beneficial ownership of securities
4
Friday, 11/12/2004
GENTA INC DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 10/14/2004
GENTA INC DE/: Statement of changes in beneficial ownership of securities
4
Thursday, 7/22/2004
GENTA INC DE/: Statement of changes in beneficial ownership of securities