PERCEPTIVE ADVISORS LLC

13D and 13G Filings

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
Kardigan, Inc. 13D/A Amendment 1
KARD · 485925101
8.8% 10/1/2026
Event 9/29/2026
Nurix Therapeutics, Inc. 13G
NRIX · 67080M103
5.3% 9/23/2026
Event 9/16/2026
Immatics N.V. 13D/A Amendment 2
IMTX · N44445109
7.6% 8/27/2026
Event 8/26/2026
LeonaBio, Inc. 13D/A Amendment 8
LONA · 04746L203
20.0% 8/25/2026
Event 8/22/2026
Solid Biosciences Inc. 13D/A Amendment 10
SLDB · 83422E204
11.2% 8/14/2026
Event 6/30/2026
Spyre Therapeutics, Inc. 13G/A Amendment 1
SYRE · 00773J202
4.9% 8/14/2026
Event 6/30/2026
X4 Pharmaceuticals, Inc. 13G/A Amendment 2
XFOR · 98420X202
8.1% 8/14/2026
Event 6/30/2026
Tenax Therapeutics, Inc. 13G/A Amendment 3
TENX · 88032L605
4.5% 8/14/2026
Event 6/30/2026
Sutro Biopharma, Inc. 13G/A Amendment 1
STRO · 869367201
7.9% 8/14/2026
Event 6/30/2026
Sab Biotherapeutics, Inc. 13G/A Amendment 2
SABS · 78397T202
7.3% 8/14/2026
Event 6/30/2026
enVVeno Medical Corporation 13G/A Amendment 8
NVNO · 29415J205
3.5% 8/14/2026
Event 6/30/2026
Nautilus Biotechnology, Inc. 13D/A Amendment 5
NAUT · 63909J108
9.1% 8/14/2026
Event 6/30/2026
Invivyd, Inc. 13G/A Amendment 1
IVVD · 00534A102
6.3% 8/14/2026
Event 6/30/2026
Opus Genetics, Inc. 13G/A Amendment 3
IRD · 67577R102
10.0% 8/14/2026
Event 6/30/2026
Inhibrx Biosciences, Inc. 13G/A Amendment 2
INBX · 45720N103
10.0% 8/14/2026
Event 6/30/2026
Inhibikase Therapeutics, Inc. 13G/A Amendment 3
IKT · 45719W205
6.9% 8/14/2026
Event 6/30/2026
enGene Holdings Inc. 13G/A Amendment 1
ENGN · 29286M105
10.0% 8/14/2026
Event 6/30/2026
BlossomHill Therapeutics, Inc. 13G
BLSM · 095130100
5.9% 8/14/2026
Event 8/7/2026
Alto Neuroscience, Inc. 13G/A Amendment 2
ANRO · 02157Q109
10.0% 8/14/2026
Event 6/30/2026
Relay Therapeutics, Inc. 13G/A Amendment 1
RLAY · 75943R102
6.4% 8/10/2026
Event 6/30/2026
Kiora Pharmaceuticals, Inc. 13G
KPRX · 49721T507
10.0% 8/10/2026
Event 4/6/2026
Yarrow Bioscience, Inc. 13G
YARW · 92941V407
10.0% 8/3/2026
Event 7/27/2026
Freenome, Inc. 13G
FRNM · 35661P100
10.1% 7/23/2026
Event 7/20/2026
Research Alliance Corporation IV 13G
RACD · G75228109
7.7% 7/20/2026
Event 7/13/2026
Kardigan, Inc. 13D
KARD · 485925101
8.9% 6/25/2026
Event 6/18/2026
Research Alliance Corporation III 13G
RACC · G75226103
8.2% 5/28/2026
Event 5/20/2026
Palisade Bio, Inc. 13G/A Amendment 2
PALI · 696389402
7.9% 5/15/2026
Event 3/31/2026
Adagio Medical Holdings, Inc. 13G/A Amendment 3
ADGM · 00534B100
55.4% 5/15/2026
Event 3/31/2026
X4 Pharmaceuticals, Inc. 13G/A Amendment 1
XFOR · 98420X202
7.3% 5/15/2026
Event 3/31/2026
Inhibrx Biosciences, Inc. 13G/A Amendment 1
INBX · 45720N103
10.0% 5/15/2026
Event 3/31/2026
Biodesix, Inc. 13G/A Amendment 1
BDSX · 09075X207
4.6% 5/15/2026
Event 3/31/2026
Amylyx Pharmaceuticals, Inc. 13G/A Amendment 4
AMLX · 03237H101
7.5% 5/15/2026
Event 3/31/2026
Traws Pharma, Inc. 13G/A Amendment 3
TRAW · 68232V884
6.1% 5/15/2026
Event 3/31/2026
Rhythm Pharmaceuticals, Inc. 13G/A Amendment 2
RYTM · 76243J105
5.1% 5/15/2026
Event 3/31/2026
Inhibikase Therapeutics, Inc. 13G/A Amendment 2
IKT · 45719W205
8.9% 5/15/2026
Event 3/31/2026
Sab Biotherapeutics, Inc. 13G/A Amendment 1
SABS · 78397T202
8.4% 5/15/2026
Event 3/31/2026
enVVeno Medical Corporation 13G/A Amendment 7
NVNO · 29415J205
10.0% 5/15/2026
Event 3/31/2026
Aldeyra Therapeutics, Inc. 13G/A Amendment 16
ALDX · 01438T106
0% 5/15/2026
Event 3/31/2026
Tenax Therapeutics, Inc. 13G/A Amendment 2
TENX · 88032L605
5.5% 5/15/2026
Event 3/31/2026
CytomX Therapeutics, Inc. 13G/A Amendment 1
CTMX · 23284F105
4.6% 5/15/2026
Event 3/31/2026
Opus Genetics, Inc. 13G/A Amendment 2
IRD · 67577R102
10.0% 5/15/2026
Event 3/31/2026
LeonaBio, Inc. 13D/A Amendment 7
LONA · 04746L203
20.0% 5/7/2026
Event 5/5/2026
Avalyn Pharma Inc. 13G
AVLN · 05348Y105
6.0% 5/7/2026
Event 4/30/2026
Trinity Biotech plc 13D/A Amendment 8
TRIB · 896438504
9.9% 5/4/2026
Event 4/30/2026
MeiraGTx Holdings plc 13D/A Amendment 8
MGTX · G59665102
12.6% 4/24/2026
Event 4/17/2026
Spyre Therapeutics, Inc. 13G
SYRE · 00773J202
5.0% 4/22/2026
Event 4/15/2026
Sutro Biopharma, Inc. 13G
STRO · 869367201
5.4% 4/21/2026
Event 4/14/2026
Zymeworks Inc. 13G
ZYME · 98985Y108
5.4% 4/15/2026
Event 4/8/2026
Kiora Pharmaceuticals, Inc. 13G
KPRX · 49721T507
10.0% 4/13/2026
Event 4/6/2026
Relay Therapeutics, Inc. 13G
RLAY · 75943R102
5.3% 3/19/2026
Event 3/12/2026
Edesa Biotech, Inc. 13G
EDSA · 27966L306
6.7% 3/16/2026
Event 3/9/2026
Solid Biosciences Inc. 13D/A Amendment 9
SLDB · 83422E204
12.9% 3/11/2026
Event 3/9/2026
Celcuity Inc. 13G/A Amendment 1
CELC · 15102K100
6.8% 2/17/2026
Event 12/31/2025
Tenax Therapeutics, Inc. 13G/A Amendment 1
TENX · 88032L605
9.1% 2/17/2026
Event 12/31/2025
Opus Genetics, Inc. 13G/A Amendment 1
IRD · 67577R102
10.0% 2/17/2026
Event 12/31/2025
enVVeno Medical Corporation 13G/A Amendment 6
NVNO · 29415J106
10.0% 2/17/2026
Event 12/31/2025
Praxis Precision Medicines, Inc. 13G/A Amendment 1
PRAX · 74006W207
7.2% 2/17/2026
Event 12/31/2025
Aldeyra Therapeutics, Inc. 13G/A Amendment 15
ALDX · 01438T106
7.0% 2/17/2026
Event 12/31/2025
Inhibikase Therapeutics, Inc. 13G/A Amendment 1
IKT · 45719W205
10.0% 2/17/2026
Event 12/31/2025
Palisade Bio, Inc. 13G/A Amendment 1
PALI · 696389402
10.0% 2/17/2026
Event 12/31/2025
Alto Neuroscience, Inc. 13G/A Amendment 1
ANRO · 02157Q109
10.0% 2/17/2026
Event 12/31/2025
Adagio Medical Holdings, Inc. 13G/A Amendment 2
ADGM · 00534B100
57.5% 2/17/2026
Event 12/31/2025
Travere Therapeutics, Inc. 13G/A Amendment 1
TVTX · 89422G107
4.8% 2/17/2026
Event 12/31/2025
Bright Minds Biosciences Inc. 13G/A Amendment 2
DRUG · 10919W405
4.6% 2/17/2026
Event 12/31/2025
Astria Therapeutics, Inc. 13D/A Amendment 7
ATXS · 04635X102
0% 2/9/2026
Event 1/26/2026
Trinity Biotech plc 13D/A Amendment 7
TRIB · 896438504
9.9% 1/26/2026
Event 1/22/2026
Sab Biotherapeutics, Inc. 13G
SABS · 78397T202
7.3% 1/22/2026
Event 1/14/2026
LeonaBio, Inc. 13D/A Amendment 6
LONA · 04746L203
20.0% 1/16/2026
Event 1/16/2026
MeiraGTx Holdings plc 13D/A Amendment 7
MGTX · G59665102
12.9% 1/2/2026
Event 12/31/2025
Athira Pharma, Inc. 13D/A Amendment 5
LONA · 04746L203
20.1% 12/23/2025
Event 12/23/2025
Trinity Biotech plc 13D/A Amendment 6
TRIB · 896438504
9.9% 12/23/2025
Event 12/22/2025
Tenax Therapeutics, Inc. 13G
TENX · 88032L605
7.0% 12/23/2025
Event 12/18/2025
Athira Pharma, Inc. 13D/A Amendment 4
LONA · 04746L203
13.9% 12/22/2025
Event 12/18/2025
Lyra Therapeutics, Inc. 13D/A Amendment 10
LYRA · 55234L204
0% 11/25/2025
Event 11/21/2025
Invivyd, Inc. 13G
IVVD · 00534A102
7.9% 11/25/2025
Event 11/18/2025
Lyra Therapeutics, Inc. 13D/A Amendment 9
LYRA · 55234L204
5.5% 11/18/2025
Event 11/14/2025
enGene Holdings Inc. 13G
ENGN · 29286M105
10.0% 11/18/2025
Event 11/11/2025
Amylyx Pharmaceuticals, Inc. 13G/A Amendment 3
AMLX · 03237H101
8.2% 11/14/2025
Event 9/30/2025
Artivion, Inc. 13G/A Amendment 1
AORT · 228903100
4.3% 11/14/2025
Event 9/30/2025
Traws Pharma, Inc. 13G/A Amendment 2
TRAW · 68232V884
10.0% 11/14/2025
Event 9/30/2025
Orchestra BioMed Holdings, Inc. 13G/A Amendment 3
OBIO · 68572M106
10.0% 11/14/2025
Event 9/30/2025
KALA BIO, Inc. 13G/A Amendment 1
KALA · 483119202
0% 11/14/2025
Event 9/30/2025
Inventiva S.A. 13G/A Amendment 1
IVA · 46124U107
4.99% 11/14/2025
Event 9/30/2025
Verona Pharma plc 13G/A Amendment 3
VRNA · 925050106
0% 11/14/2025
Event 9/30/2025
Aldeyra Therapeutics, Inc. 13G/A Amendment 14
ALDX · 01438T106
8.7% 11/14/2025
Event 9/30/2025
Lyra Therapeutics, Inc. 13D/A Amendment 8
LYRA · 55234L204
7.8% 11/13/2025
Event 11/11/2025
Lyra Therapeutics, Inc. 13D/A Amendment 7
LYRA · 55234L204
11.2% 11/10/2025
Event 11/6/2025
X4 Pharmaceuticals, Inc. 13G
XFOR · 98420X202
7.6% 11/3/2025
Event 10/27/2025
Trinity Biotech plc 13D/A Amendment 5
TRIB · 896438504
22.5% 10/24/2025
Event 10/23/2025
Astria Therapeutics, Inc. 13D/A Amendment 6
ATXS · 04635X102
11.5% 10/16/2025
Event 10/14/2025
Travere Therapeutics, Inc. 13G
TVTX · 89422G107
5.5% 10/14/2025
Event 10/6/2025
Alto Neuroscience, Inc. 13G
ANRO · 02157Q109
7.3% 10/10/2025
Event 10/3/2025
Palisade Bio, Inc. 13G
PALI · 696389402
10.0% 10/9/2025
Event 10/2/2025
KALA BIO, Inc. 13G
KALA · 483119202
7.7% 9/11/2025
Event 9/4/2025
CytomX Therapeutics, Inc. 13G
CTMX · 23284F105
5.9% 8/21/2025
Event 8/14/2025
Lyra Therapeutics, Inc. 13D/A Amendment 6
LYRA · 55234L105
15.6% 8/14/2025
Event 8/12/2025
OnKure Therapeutics, Inc. 13G/A Amendment 1
OKUR · 68277Q105
0% 8/14/2025
Event 6/30/2025
Contineum Therapeutics, Inc. 13G/A Amendment 3
CTNM · 21217B100
3.2% 8/14/2025
Event 6/30/2025
Amicus Therapeutics, Inc. 13G/A Amendment 5
FOLD · 03152W109
2.4% 8/14/2025
Event 6/30/2025
Edgewise Therapeutics, Inc. 13G/A Amendment 2
EWTX · 28036F105
4.4% 8/14/2025
Event 6/30/2025