Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing since 12/18/2024, newest first.
| Issuer | % of Class | Filed | |||
|---|---|---|---|---|---|
|
Apellis Pharmaceuticals, Inc.
13G
APLS · 03753U106
|
5.6% |
5/16/2025
Event 5/9/2025
|
|||
| Deep Track Capital, LP | 5.6% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 5.6% | ||||
| David Kroin | 5.6% | ||||
|
Terns Pharmaceuticals, Inc.
13G/A
Amendment 2
TERN · 880881107
|
6.4% |
5/15/2025
Event 3/31/2025
|
|||
| Deep Track Capital, LP | 6.4% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 6.4% | ||||
| David Kroin | 6.4% | ||||
|
Olema Pharmaceuticals, Inc.
13G/A
Amendment 2
OLMA · 68062P106
|
5.0% |
5/15/2025
Event 3/31/2025
|
|||
| Deep Track Capital, LP | 5.0% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 5.0% | ||||
| David Kroin | 5.0% | ||||
|
Ocular Therapeutix, Inc
13G/A
Amendment 1
OCUL · 67576A100
|
9.7% |
5/15/2025
Event 3/31/2025
|
|||
| Deep Track Capital, LP | 9.7% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 9.7% | ||||
| David Kroin | 9.7% | ||||
|
Nurix Therapeutics, Inc.
13G/A
Amendment 1
NRIX · 67080M103
|
7.2% |
5/15/2025
Event 3/31/2025
|
|||
| Deep Track Capital, LP | 7.2% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 7.2% | ||||
| David Kroin | 7.2% | ||||
|
Mind Medicine (MindMed) Inc.
13G/A
Amendment 1
MNMD · 60255C885
|
8.2% |
5/15/2025
Event 3/31/2025
|
|||
| Deep Track Capital, LP | 8.2% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 8.2% | ||||
| David Kroin | 8.2% | ||||
|
Invivyd, Inc.
13G/A
Amendment 2
IVVD · 00534A102
|
8.1% |
5/15/2025
Event 3/31/2025
|
|||
| Deep Track Capital, LP | 8.1% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 8.1% | ||||
| David Kroin | 8.1% | ||||
|
Structure Therapeutics Inc.
13G/A
Amendment 1
GPCR · 86366E106
|
7.2% |
5/15/2025
Event 3/31/2025
|
|||
| Deep Track Capital, LP | 7.2% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 7.2% | ||||
| David Kroin | 7.2% | ||||
|
Guardant Health, Inc.
13G/A
Amendment 1
GH · 40131M109
|
4.4% |
5/15/2025
Event 3/31/2025
|
|||
| Deep Track Capital, LP | 4.4% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 4.4% | ||||
| David Kroin | 4.4% | ||||
|
89bio, Inc.
13G/A
Amendment 1
ETNB · 282559103
|
9.2% |
5/15/2025
Event 3/31/2025
|
|||
| Deep Track Capital, LP | 9.2% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 9.2% | ||||
| David Kroin | 9.2% | ||||
|
Context Therapeutics Inc.
13G/A
Amendment 1
CNTX · 21077P108
|
8.3% |
5/15/2025
Event 3/31/2025
|
|||
| Deep Track Capital, LP | 8.3% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 8.3% | ||||
| David Kroin | 8.3% | ||||
|
Bicycle Therapeutics plc
13G/A
Amendment 4
BCYC · 088786108
|
5.7% |
5/15/2025
Event 3/31/2025
|
|||
| Deep Track Capital, LP | 5.7% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 5.7% | ||||
| David Kroin | 5.7% | ||||
|
Allakos Inc.
13G/A
Amendment 1
ALLK · 01671P100
|
8.0% |
5/15/2025
Event 3/31/2025
|
|||
| Deep Track Capital, LP | 8.0% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 8.0% | ||||
| David Kroin | 8.0% | ||||
|
Oruka Therapeutics, Inc.
13G
ORKA · 687604108
|
5.1% |
5/13/2025
Event 5/6/2025
|
|||
| Deep Track Capital, LP | 5.1% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 5.1% | ||||
| David Kroin | 5.1% | ||||
|
Protagonist Therapeutics, Inc.
13G
PTGX · 74366E102
|
5.3% |
4/10/2025
Event 4/3/2025
|
|||
| Deep Track Capital, LP | 5.3% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 5.3% | ||||
| David Kroin | 5.3% | ||||
|
Immunovant Inc.
13G
IMVT · 45258J102
|
5.6% |
3/26/2025
Event 3/19/2025
|
|||
| Deep Track Capital, LP | 5.6% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 5.6% | ||||
| David Kroin | 5.6% | ||||
|
Geron Corp
13G
GERN · 374163103
|
5.5% |
3/25/2025
Event 3/18/2025
|
|||
| Deep Track Capital, LP | 5.5% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 5.5% | ||||
| David Kroin | 5.5% | ||||
|
Dianthus Therapeutics Inc.
13G
DNTH · 252828108
|
7.3% |
3/24/2025
Event 3/17/2025
|
|||
| Deep Track Capital, LP | 7.3% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 7.3% | ||||
| David Kroin | 7.3% | ||||
|
Dynavax Technologies Corporation
13D/A
Amendment 2
DVAX · 268158201
|
13.5% |
2/19/2025
Event 2/18/2025
|
|||
| Deep Track Biotechnology Master Fund, Ltd. | 13.5% | ||||
| Deep Track Capital, LP | 13.5% | ||||
| David Kroin | 13.5% | ||||
|
Ikena Oncology, Inc.
13G
IKNA · 45175G108
|
5.2% |
2/14/2025
Event 2/7/2025
|
|||
| Deep Track Capital, LP | 5.2% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 5.2% | ||||
| David Kroin | 5.2% | ||||
|
Nurix Therapeutics, Inc.
13G
NRIX · 67080M103
|
5.4% |
2/14/2025
Event 2/7/2025
|
|||
| Deep Track Capital, LP | 5.4% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 5.4% | ||||
| David Kroin | 5.4% | ||||
|
Onkure Therapeutics, Inc.
13G/A
Amendment 2
OKUR · 68277Q105
|
4.1% |
2/14/2025
Event 12/31/2024
|
|||
| Deep Track Capital, LP | 4.1% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 4.1% | ||||
| David Kroin | 4.1% | ||||
|
Pyxis Oncology, Inc.
13G/A
Amendment 1
PYXS · 747324101
|
0% |
2/14/2025
Event 12/31/2024
|
|||
| Deep Track Capital, LP | 0% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 0% | ||||
| David Kroin | 0% | ||||
|
enGene Holdings Inc.
13G/A
Amendment 1
ENGN · 29286M105
|
8.9% |
2/14/2025
Event 12/31/2024
|
|||
| Deep Track Capital, LP | 8.9% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 8.9% | ||||
| David Kroin | 8.9% | ||||
|
Editas Medicine, Inc.
13G/A
Amendment 2
EDIT · 28106W103
|
0% |
2/14/2025
Event 12/31/2024
|
|||
| Deep Track Capital, LP | 0% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 0% | ||||
| David Kroin | 0% | ||||
|
Springworks Therapeutics, Inc.
13G/A
Amendment 2
SWTX · 85205L107
|
4.7% |
2/14/2025
Event 12/31/2024
|
|||
| Deep Track Capital, LP | 4.7% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 4.7% | ||||
| David Kroin | 4.7% | ||||
|
Nektar Therapeutics
13G/A
Amendment 3
NKTR · 640268108
|
1.1% |
2/14/2025
Event 12/31/2024
|
|||
| Deep Track Capital, LP | 1.1% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 1.1% | ||||
| David Kroin | 1.1% | ||||
|
Nurix Therapeutics, Inc.
13G/A
Amendment 2
NRIX · 67080M103
|
4.2% |
2/14/2025
Event 12/31/2024
|
|||
| Deep Track Capital, LP | 4.2% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 4.2% | ||||
| David Kroin | 4.2% | ||||
|
Syros Pharmaceuticals, Inc.
13G/A
Amendment 1
SYRS · 87184Q107
|
0% |
2/14/2025
Event 12/31/2024
|
|||
| Deep Track Capital, LP | 0% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 0% | ||||
| David Kroin | 0% | ||||
|
Bicycle Therapeutics plc
13G/A
Amendment 3
BCYC · 088786108
|
6.7% |
2/14/2025
Event 12/31/2024
|
|||
| Deep Track Capital, LP | 6.7% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 6.7% | ||||
| David Kroin | 6.7% | ||||
|
4D Molecular Therapeutics Inc.
13G/A
Amendment 5
FDMT · 35104E100
|
1.3% |
2/14/2025
Event 12/31/2024
|
|||
| Deep Track Capital, LP | 1.3% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 1.3% | ||||
| David Kroin | 1.3% | ||||
|
Tectonic Therapeutic Inc.
13G
TECX · 878972108
|
7.6% |
2/10/2025
Event 2/3/2025
|
|||
| Deep Track Capital, LP | 7.6% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 7.6% | ||||
| David Kroin | 7.6% | ||||
|
Maze Therapeutics Inc.
13G
MAZE · 578784100
|
6.9% |
2/7/2025
Event 1/31/2025
|
|||
| Deep Track Capital, LP | 6.9% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 6.9% | ||||
| David Kroin | 6.9% | ||||
|
COMPASS Pathways plc
13G
CMPS · 20451W101
|
10.0% |
1/17/2025
Event 1/10/2025
|
|||
| Deep Track Capital, LP | 10.0% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 10.0% | ||||
| David Kroin | 10.0% | ||||
|
Structure Therapeutics Inc.
13G
GPCR · 86366E106
|
5.2% |
1/13/2025
Event 1/6/2025
|
|||
| Deep Track Capital, LP | 5.2% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 5.2% | ||||
| David Kroin | 5.2% | ||||
|
RAPT Therapeutics, Inc.
13G
RAPT · 75382E109
|
9.9% |
12/23/2024
Event 12/23/2024
|
|||
| Deep Track Capital, LP | 9.9% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 9.9% | ||||
| David Kroin | 9.9% | ||||
|
89bio, Inc.
13G
ETNB · 282559103
|
5.4% |
12/23/2024
Event 12/19/2024
|
|||
| Deep Track Capital, LP | 5.4% | ||||
| Deep Track Biotechnology Master Fund, Ltd. | 5.4% | ||||
| David Kroin | 5.4% | ||||