Lee Howard

Related Filers (2)

Ownership (26)

4
Tuesday, 6/7/2022
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/25/2022
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 6/14/2021
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/8/2021
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 5/24/2021
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 6/15/2020
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/9/2020
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 5/27/2020
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 5/22/2020
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 6/13/2019
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 6/10/2019
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 12/7/2018
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 6/11/2018
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 6/12/2017
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 11/16/2016
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 9/2/2016
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 6/13/2016
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/1/2016
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 12/17/2015
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 5/29/2015
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 8/27/2014
Amphastar Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
3
Tuesday, 6/24/2014
Amphastar Pharmaceuticals, Inc.: Initial statement of beneficial ownership of securities
4
Friday, 9/14/2007
OPTIMER PHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
3/A
Tuesday, 4/3/2007
OPTIMER PHARMACEUTICALS INC: Initial statement of beneficial ownership of securities
4
Wednesday, 2/14/2007
OPTIMER PHARMACEUTICALS INC: Statement of changes in beneficial ownership of securities
3
Thursday, 2/8/2007
OPTIMER PHARMACEUTICALS INC: Initial statement of beneficial ownership of securities
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