DEERFIELD PARTNERS, L.P.
Transactions
50
Companies
52
Filings
6
CIK
0001301041
Recent Transactions
- Sale
- Sale
- Purchase
- Purchase
- Purchase
- Sale
- Sale
- Conversion
- Conversion
- Conversion
- Purchase
- Purchase
- Conversion
- Sale
- Sale
- Sale
- Sale
- Sale
- Purchase
- Purchase
- Purchase
- Other
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
- Sale
Companies
52- $ACRS
Aclaris Therapeutics, Inc.
10% Owner
Acutus Medical, Inc.
Director, 10% Owner, Director by Deputization
- $AHCO
AdaptHealth Corp.
10% Owner, *Possible Member of 10% Group
Adverum Biotechnologies, Inc.
10% Owner, Possible Members of 10% Group
AERIE PHARMACEUTICALS INC
10% Owner, Possible Member of a 10% Group
- $ANNX
Annexon, Inc.
10% Owner, Possible Member of 10% Group
ANTARES PHARMA, INC.
10% Owner, Possible Member of 10% Group
Auspex Pharmaceuticals, Inc.
10% Owner, Possible Member of 10% Group
AUXILIUM PHARMACEUTICALS INC
10% Owner, Possible Member of 10% Group
AveXis, Inc.
10% Owner, Possible Member of 10% Group
- $BCAX
Bicara Therapeutics Inc.
10% Owner, *Possible Member of 10% Group
- $BDTX
Black Diamond Therapeutics, Inc.
10% Owner, Possible Member of 10% Group
- $CABA
Cabaletta Bio, Inc.
10% Owner, Possible Member of 10% Group
- $CALC
CalciMedica, Inc.
10% Owner, Possible Member of 10% Group
CareMax, Inc.
Director, 10% Owner, *Director by Deputization
DA32 Life Science Tech Acquisition Corp.
Director, 10% Owner, Director by deputization
- $DVAX
DYNAVAX TECHNOLOGIES CORP
10% Owner, Possible members of 10% Group
- $EHTH
eHealth, Inc.
10% Owner, Possible Members of 10% Group
Frazier Lifesciences Acquisition Corp
10% Owner, Possible Member of 10% Group
- $GBIO
Generation Bio Co.
10% Owner, Possible Member of 10% Group
- $GYRE
GYRE THERAPEUTICS, INC.
10% Owner, Possible Member of 10% Group
HI TECH PHARMACAL CO INC
10% Owner, Possible Members of 10% Group
ISTA PHARMACEUTICALS INC
10% Owner, Possible Member of 10% Group
Keenova Therapeutics plc
10% Owner, *Possible member of 10% group
- $KNSA
Kiniksa Pharmaceuticals International, plc
10% Owner, *Possible member of 10% group
- $KRRO
Korro Bio, Inc.
10% Owner, Possible Member of 10% Group
- $LRMR
Larimar Therapeutics, Inc.
Director, 10% Owner, * Director by Deputization
Loxo Oncology, Inc.
10% Owner, Possible Members of 10% Group
MEDICINES CO /DE
10% Owner, Possible Members of 10% Group
- $NKTX
Nkarta, Inc.
10% Owner, Possible Member of 10% Group
- $NUVL
Nuvalent, Inc.
Director, 10% Owner, Director by Deputization
NxStage Medical, Inc.
10% Owner
- $TOI
Oncology Institute, Inc.
Director, 10% Owner, Director by Deputization
Oncorus, Inc.
Director, 10% Owner, *Possible Member of 10% Group
PAR PHARMACEUTICAL COMPANIES, INC.
10% Owner, Possible Members of 10% Group
Peak Bio, Inc.
10% Owner, Possible Member of 10% Group
- $PEPG
PepGen Inc.
10% Owner, *Possible Member of 10% Group
- $TARA
Protara Therapeutics, Inc.
Director, *Director by Deputization
- $QTTB
Q32 Bio Inc.
Director, 10% Owner, *Director by Deputization
- $RGNX
REGENXBIO Inc.
10% Owner, Possible Member of 10% Group
- $RVMD
Revolution Medicines, Inc.
10% Owner, Possible Member of 10% Group
- $RIGL
RIGEL PHARMACEUTICALS INC
10% Owner, Possible Members of 10% Group
SALIX PHARMACEUTICALS LTD
10% Owner, Possible Member of 10% Group
- $SDGR
Schrodinger, Inc.
10% Owner, Possible Member of 10% Group
Singular Genomics Systems, Inc.
10% Owner, *Possible Member of 10% Group
Societal CDMO, Inc.
10% Owner, Possible Member of 10% Group
- $TERN
Terns Pharmaceuticals, Inc.
10% Owner, Possible Member of 10% Group
THIRD WAVE TECHNOLOGIES INC /WI
10% Owner, Possible Members of 10% Group
- $VNDA
Vanda Pharmaceuticals Inc.
10% Owner, Possible Member of 10% Group
- $HOWL
Werewolf Therapeutics, Inc.
10% Owner, Possible Member of 10% Group
XENOPORT INC
10% Owner, Possible Member of 10% Group
- $XLO
Xilio Therapeutics, Inc.
10% Owner, *Possible Member of 10% Group
Recent Filings
6- 4
DEERFIELD MANAGEMENT COMPANY, L.P.
Nov 24, 2025
- 4
DEERFIELD MANAGEMENT COMPANY, L.P.
Aug 4, 2025
- 4
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)
Oct 24, 2024
- 4
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)
Sep 17, 2024
- 4
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)
Mar 12, 2024
- 4
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)
Feb 16, 2024
Address
780 THIRD AVENUE 37TH FLOOR
NEW YORK, NY, 10017