Rock Springs Capital Management LP
Related Filers (37)
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- Rock Springs Capital Master Fund LP (15)
- ARDELYX, INC. (7)
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- Cardiome Pharma Corp (2)
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- Homology Medicines, Inc. (2)
- ASSEMBLY BIOSCIENCES, INC. (2)
- IMARA Inc. (2)
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Other (41)
13F-HR
Wednesday, 2/14/2024
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 11/14/2023
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/14/2023
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/15/2023
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/14/2023
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/14/2022
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/15/2022
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/16/2022
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 2/14/2022
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/15/2021
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/16/2021
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/17/2021
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/16/2021
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/16/2020
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 8/14/2020
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 5/15/2020
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 2/14/2020
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 11/14/2019
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 8/14/2019
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 5/15/2019
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 2/14/2019
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 11/14/2018
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 8/14/2018
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 5/15/2018
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 2/14/2018
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 11/14/2017
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/14/2017
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/15/2017
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/14/2017
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/14/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/15/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/16/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/16/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/16/2015
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 8/14/2015
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 5/15/2015
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/17/2015
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 11/14/2014
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 8/14/2014
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 5/15/2014
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 2/14/2014
Initial Quarterly Form 13F Holdings Report filed by institutional managers
Ownership (104)
SC 13G/A
Wednesday, 2/14/2024
AGIOS PHARMACEUTICALS, INC.: Major Shareholders
SC 13G/A
Wednesday, 2/14/2024
Gamida Cell Ltd.: Major Shareholders
SC 13G/A
Wednesday, 2/14/2024
SPRUCE BIOSCIENCES, INC.: Major Shareholders
SC 13G/A
Wednesday, 2/14/2024
Inozyme Pharma, Inc.: Major Shareholders
SC 13G/A
Wednesday, 2/14/2024
Immunocore Holdings plc: Major Shareholders
SC 13G/A
Wednesday, 2/14/2024
Spyre Therapeutics, Inc.: Major Shareholders
SC 13G/A
Wednesday, 2/14/2024
Tempest Therapeutics, Inc.: Major Shareholders
SC 13G
Wednesday, 2/14/2024
Xilio Therapeutics, Inc.: Major Shareholders
SC 13G/A
Wednesday, 2/14/2024
Mereo BioPharma Group plc: Major Shareholders
SC 13G/A
Wednesday, 2/14/2024
Mereo BioPharma Group plc: Major Shareholders
SC 13G/A
Wednesday, 2/14/2024
Aclaris Therapeutics, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/14/2023
Sierra Oncology, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/14/2023
Tempest Therapeutics, Inc.: Major Shareholders
SC 13G
Tuesday, 2/14/2023
AGIOS PHARMACEUTICALS, INC.: Major Shareholders
SC 13G/A
Tuesday, 2/14/2023
Immunocore Holdings plc: Major Shareholders
SC 13G/A
Tuesday, 2/14/2023
Compass Therapeutics, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/14/2023
Aclaris Therapeutics, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/14/2023
PhaseBio Pharmaceuticals Inc: Major Shareholders
SC 13G
Tuesday, 2/14/2023
Aeglea BioTherapeutics, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/14/2023
Mirum Pharmaceuticals, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/14/2023
Inozyme Pharma, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/14/2023
SPRUCE BIOSCIENCES, INC.: Major Shareholders
SC 13G/A
Tuesday, 2/14/2023
Mereo Biopharma Group plc: Major Shareholders
SC 13G
Monday, 4/25/2022
Inozyme Pharma, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/15/2022
PhaseBio Pharmaceuticals Inc: Major Shareholders
SC 13G/A
Tuesday, 2/15/2022
F-star Therapeutics, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/15/2022
FIVE PRIME THERAPEUTICS, INC.: Major Shareholders
SC 13G
Tuesday, 2/15/2022
Mereo Biopharma Group plc: Major Shareholders
SC 13G/A
Tuesday, 2/15/2022
Immunocore Holdings plc: Major Shareholders
SC 13G/A
Tuesday, 2/15/2022
Aclaris Therapeutics, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/15/2022
Compass Therapeutics, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/15/2022
Sierra Oncology, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/15/2022
CHIASMA, INC: Major Shareholders
SC 13G/A
Tuesday, 2/15/2022
Protara Therapeutics, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/15/2022
ARDELYX, INC.: Major Shareholders
SC 13G/A
Tuesday, 2/15/2022
Mirum Pharmaceuticals, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/15/2022
SPRUCE BIOSCIENCES, INC.: Major Shareholders
3
Monday, 1/10/2022
Tempest Therapeutics, Inc.: Initial statement of beneficial ownership of securities
SC 13G
Monday, 1/3/2022
Tempest Therapeutics, Inc.: Major Shareholders
SC 13G
Thursday, 12/30/2021
Compass Therapeutics, Inc.: Major Shareholders
4
Tuesday, 10/26/2021
Xilio Therapeutics, Inc.: Statement of changes in beneficial ownership of securities
3
Thursday, 10/21/2021
Xilio Therapeutics, Inc.: Initial statement of beneficial ownership of securities
4
Thursday, 10/14/2021
Theseus Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
3
Wednesday, 10/6/2021
Theseus Pharmaceuticals, Inc.: Initial statement of beneficial ownership of securities
SC 13G/A
Thursday, 7/15/2021
Tempest Therapeutics, Inc.: Major Shareholders
SC 13G
Thursday, 7/8/2021
Tempest Therapeutics, Inc.: Major Shareholders
SC 13G
Thursday, 6/24/2021
CHIASMA, INC: Major Shareholders
4
Tuesday, 6/22/2021
Verve Therapeutics, Inc.: Statement of changes in beneficial ownership of securities
3
Wednesday, 6/16/2021
Verve Therapeutics, Inc.: Initial statement of beneficial ownership of securities
SC 13G
Monday, 5/17/2021
F-star Therapeutics, Inc.: Major Shareholders
SC 13G
Monday, 4/19/2021
Immunocore Holdings plc: Major Shareholders
SC 13G
Monday, 3/1/2021
FIVE PRIME THERAPEUTICS, INC.: Major Shareholders
SC 13G/A
Tuesday, 2/16/2021
ARDELYX, INC.: Major Shareholders
SC 13G/A
Tuesday, 2/16/2021
Aclaris Therapeutics, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/16/2021
Sierra Oncology, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/16/2021
PhaseBio Pharmaceuticals Inc: Major Shareholders
SC 13G/A
Tuesday, 2/16/2021
Protara Therapeutics, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/16/2021
SPRUCE BIOSCIENCES, INC.: Major Shareholders
SC 13G/A
Tuesday, 2/16/2021
Mirum Pharmaceuticals, Inc.: Major Shareholders
SC 13G
Monday, 11/16/2020
PhaseBio Pharmaceuticals Inc: Major Shareholders
4
Wednesday, 11/4/2020
Atea Pharmaceuticals, Inc.: Statement of changes in beneficial ownership of securities
3
Thursday, 10/29/2020
Atea Pharmaceuticals, Inc.: Initial statement of beneficial ownership of securities
SC 13G
Monday, 10/26/2020
Aclaris Therapeutics, Inc.: Major Shareholders
SC 13G
Monday, 10/19/2020
SPRUCE BIOSCIENCES, INC.: Major Shareholders
SC 13G
Monday, 10/19/2020
Sierra Oncology, Inc.: Major Shareholders
SC 13G
Friday, 10/2/2020
Protara Therapeutics, Inc.: Major Shareholders
4
Tuesday, 7/28/2020
Inozyme Pharma, Inc.: Statement of changes in beneficial ownership of securities
3
Thursday, 7/23/2020
Inozyme Pharma, Inc.: Initial statement of beneficial ownership of securities
4
Monday, 3/16/2020
IMARA Inc.: Statement of changes in beneficial ownership of securities
3
Wednesday, 3/11/2020
IMARA Inc.: Initial statement of beneficial ownership of securities
SC 13G/A
Friday, 2/14/2020
PhaseBio Pharmaceuticals Inc: Major Shareholders
SC 13G/A
Friday, 2/14/2020
Mirum Pharmaceuticals, Inc.: Major Shareholders
SC 13G/A
Friday, 2/14/2020
ASSEMBLY BIOSCIENCES, INC.: Major Shareholders
SC 13G/A
Friday, 2/14/2020
Aclaris Therapeutics, Inc.: Major Shareholders
SC 13G/A
Friday, 2/14/2020
ARDELYX, INC.: Major Shareholders
SC 13G
Monday, 12/16/2019
Mirum Pharmaceuticals, Inc.: Major Shareholders
SC 13G
Friday, 10/11/2019
Aprea Therapeutics, Inc.: Major Shareholders
SC 13G
Monday, 10/7/2019
ASSEMBLY BIOSCIENCES, INC.: Major Shareholders
SC 13G
Friday, 9/27/2019
ARDELYX, INC.: Major Shareholders
SC 13G
Monday, 7/29/2019
Aclaris Therapeutics, Inc.: Major Shareholders
SC 13G
Monday, 4/22/2019
PhaseBio Pharmaceuticals Inc: Major Shareholders
SC 13G/A
Thursday, 2/14/2019
Mersana Therapeutics, Inc.: Major Shareholders
SC 13G/A
Thursday, 2/14/2019
COLLEGIUM PHARMACEUTICAL, INC: Major Shareholders
SC 13G/A
Thursday, 2/14/2019
ARDELYX, INC.: Major Shareholders
4
Wednesday, 4/4/2018
Homology Medicines, Inc.: Statement of changes in beneficial ownership of securities
3
Tuesday, 3/27/2018
Homology Medicines, Inc.: Initial statement of beneficial ownership of securities
SC 13G/A
Wednesday, 2/14/2018
COLLEGIUM PHARMACEUTICAL, INC: Major Shareholders
SC 13G/A
Wednesday, 2/14/2018
ARDELYX, INC.: Major Shareholders
SC 13G/A
Wednesday, 2/14/2018
Mersana Therapeutics, Inc.: Major Shareholders
SC 13G
Thursday, 11/2/2017
ARDELYX, INC.: Major Shareholders
SC 13G
Friday, 7/7/2017
Mersana Therapeutics, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/14/2017
COLLEGIUM PHARMACEUTICAL, INC: Major Shareholders
SC 13G/A
Tuesday, 2/14/2017
Cardiome Pharma Corp: Major Shareholders
SC 13G/A
Tuesday, 2/14/2017
Clearside Biomedical, Inc.: Major Shareholders
SC 13G
Friday, 6/10/2016
Clearside Biomedical, Inc.: Major Shareholders
SC 13G
Monday, 5/16/2016
COLLEGIUM PHARMACEUTICAL, INC: Major Shareholders
SC 13G/A
Tuesday, 2/16/2016
Biodel Inc: Major Shareholders
SC 13G
Tuesday, 8/4/2015
Cardiome Pharma Corp: Major Shareholders
4
Wednesday, 6/24/2015
Nivalis Therapeutics, Inc.: Statement of changes in beneficial ownership of securities
3
Wednesday, 6/17/2015
Nivalis Therapeutics, Inc.: Initial statement of beneficial ownership of securities