HEIDEN WILLIAM K
Related Filers (5)
- AMAG PHARMACEUTICALS, INC. (30)
- Atara Biotherapeutics, Inc. (12)
- GTC BIOTHERAPEUTICS INC (3)
- MACROGENICS INC (3)
- PRAECIS PHARMACEUTICALS INC (2)
- Show More ...
Ownership (50)
4
Tuesday, 11/14/2023
Atara Biotherapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 6/2/2023
Atara Biotherapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 6/2/2023
MACROGENICS INC: Statement of changes in beneficial ownership of securities
4
Monday, 6/27/2022
Atara Biotherapeutics, Inc.: Statement of changes in beneficial ownership of securities
3
Tuesday, 5/24/2022
MACROGENICS INC: Initial statement of beneficial ownership of securities
4
Tuesday, 5/24/2022
MACROGENICS INC: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/9/2021
Atara Biotherapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/17/2020
Atara Biotherapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/4/2020
AMAG PHARMACEUTICALS, INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/25/2020
AMAG PHARMACEUTICALS, INC.: Statement of changes in beneficial ownership of securities
4
Monday, 7/1/2019
Atara Biotherapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 5/9/2019
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/5/2019
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/27/2019
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/26/2019
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/8/2018
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Monday, 6/18/2018
Atara Biotherapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/5/2018
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/6/2018
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Monday, 6/12/2017
Atara Biotherapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/10/2017
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Monday, 2/27/2017
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 1/5/2017
Atara Biotherapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 5/17/2016
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/5/2016
Atara Biotherapeutics, Inc.: Statement of changes in beneficial ownership of securities
3
Wednesday, 11/25/2015
Atara Biotherapeutics, Inc.: Initial statement of beneficial ownership of securities
4
Wednesday, 11/25/2015
Atara Biotherapeutics, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 10/2/2015
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Wednesday, 9/2/2015
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/5/2015
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Friday, 7/17/2015
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 7/2/2015
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Monday, 6/8/2015
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 6/4/2015
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 3/5/2015
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Friday, 2/27/2015
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 12/18/2014
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 8/21/2014
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Friday, 2/28/2014
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 5/28/2013
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/15/2013
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Monday, 3/4/2013
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Tuesday, 5/29/2012
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
3
Wednesday, 5/16/2012
AMAG PHARMACEUTICALS INC.: Initial statement of beneficial ownership of securities
4
Wednesday, 5/16/2012
AMAG PHARMACEUTICALS INC.: Statement of changes in beneficial ownership of securities
4
Thursday, 6/17/2010
GTC BIOTHERAPEUTICS INC: Statement of changes in beneficial ownership of securities
3
Monday, 10/5/2009
GTC BIOTHERAPEUTICS INC: Initial statement of beneficial ownership of securities
4
Monday, 10/5/2009
GTC BIOTHERAPEUTICS INC: Statement of changes in beneficial ownership of securities
4
Friday, 1/16/2004
PRAECIS PHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
4
Friday, 11/14/2003
PRAECIS PHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities