DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)

13F Portfolio Filings

  • Most recent 13F
    Q1 2025
  • Location
    new york, NY
  • CIK
    0001009258
  • Alternate names
    DEERFIELD MANAGEMENT CO
  • All SEC filings
Q1 2025
Quater
Holdings
VALUE
Top Holdings
Form Type
Date Filed
Filing Id

123

$5.06 B
NUVL, VTRS, IART 0.5 08/15/25, NBIX
13F-HR
May 15, 2025
000121390025044138

106

$5.28 B
NUVL, VTRS, IART 0.5 08/15/25, CNC
13F-HR
Feb 14, 2025
000121390025014236

443

$6.69 B
NUVL, VTRS, CNC, MERUS N V
13F-HR
Nov 14, 2024
000121390024098387

433

$6.01 B
NUVL, INSM 1.75 01/15/25, VTRS, CNC
13F-HR
Aug 14, 2024
000095015924000249

367

$5.75 B
NUVL, VTRS, CNC, LRMR
13F-HR
May 15, 2024
000095015924000176

222

$5.42 B
NUVL, GKOS 2.75 06/15/27, VTRS, INVITAE CORP
13F-HR
Feb 14, 2024
000095015924000096

88

$4.54 B
NUVL, GKOS 2.75 06/15/27, VTRS, INVITAE CORP
13F-HR
Nov 14, 2023
000095015923000305

101

$4.68 B
NUVL, GKOS 2.75 06/15/27, VTRS, AMED
13F-HR
Aug 14, 2023
000095015923000249

106

$4.49 B
NUVL, GKOS 2.75 06/15/27, NBIX, CPRX
13F-HR
May 15, 2023
000095015923000173

104

$4.83 B
NUVL, GKOS 2.75 06/15/27, NVTA 2 09/01/24, NBIX
13F-HR
Feb 14, 2023
000095015923000074

131

$5.02 B
NUVL, GKOS 2.75 06/15/27, AERIE PHARMACEUTICALS INC, NVTA 2 09/01/24
13F-HR
Nov 14, 2022
000095015922000241

127

$4.85 B
GKOS 2.75 06/15/27, NUVL, VTRS, AHCO
13F-HR
Aug 15, 2022
000095015922000199

122

$4.47 B
GKOS 2.75 06/15/27, NUVL, VTRS, AHCO
13F-HR
May 16, 2022
000095015922000122

127

$4.77 B
NUVL, VTRS, AHCO, GKOS 2.75 06/15/27
13F-HR
Feb 14, 2022
000095015922000077

133

$5.12 B
NUVL, VTRS, NVTA 2 09/01/24, AHCO
13F-HR
Nov 15, 2021
000095015921000326

143

$5.63 B
VTRS, OMIC, NVTA 2 09/01/24, CMAX
13F-HR
Aug 16, 2021
000095015921000256

133

$4.76 B
NVTA 2 09/01/24, VTRS, NVRO 1.75 06/01/21, AERIE PHARMACEUTICALS INC
13F-HR
May 17, 2021
000095015921000154

129

$5.06 B
VTRS, NVTA 2 09/01/24, NVRO 1.75 06/01/21, GMED 2.25 03/15/21
13F-HR
Feb 16, 2021
000095015921000090

105

$4.11 B
NVTA 2 09/01/24, MYLAN N V, IMMU, NVRO 1.75 06/01/21
RESTATEMENT
Dec 30, 2020
000095015920000284

93

$3.43 B
HZNP 2.5 03/15/22, MYLAN N V, NVRO 1.75 06/01/21, SDGR
13F-HR
Aug 14, 2020
000095015920000206

90

$3.15 B
AHCO, MYLAN N V, HORIZON THERAPEUTICS PUB L, HZNP 2.5 03/15/22
13F-HR
May 15, 2020
000095015920000137

76

$3.13 B
HZNP 2.5 03/15/22, AHCO, HORIZON THERAPEUTICS PUB L, MYLAN N V
13F-HR
Feb 14, 2020
000095015920000051

95

$2.45 B
HORIZON THERAPEUTICS PUB L, HZNP 2.5 03/15/22, MYLAN N V, NVRO 1.75 06/01/21
13F-HR
Nov 14, 2019
000095015919000232

97

$2.78 B
HORIZON THERAPEUTICS PUB L, HZNP 2.5 03/15/22, MYLAN N V, ORTX
13F-HR
Aug 14, 2019
000156761919016972

93

$2.61 B
HORIZON PHARMA PLC, HOMOLOGY MEDICINES INC, ORTX, HZNP 2.5 03/15/22
13F-HR
May 15, 2019
000156761919011266

99

$2.50 B
HORIZON PHARMA PLC, ORTX, HOMOLOGY MEDICINES INC, HZNP 2.5 03/15/22
13F-HR
Feb 14, 2019
000156761919004367

103

$2.79 B
HORIZON PHARMA PLC, HOMOLOGY MEDICINES INC, HZNP 2.5 03/15/22, NVRO 1.75 06/01/21
13F-HR
Nov 14, 2018
000156761918006280

114

$2.85 B
MALLINCKRODT PUB LTD CO, HORIZON PHARMA PLC, HOMOLOGY MEDICINES INC, HZNP 2.5 03/15/22
13F-HR
Aug 14, 2018
000156761918001075

118

$2.89 B
MALLINCKRODT PUB LTD CO, MYLAN N V, HOMOLOGY MEDICINES INC, HORIZON PHARMA PLC
13F-HR
May 15, 2018
000114036118023958

98

$2.54 B
MALLINCKRODT PUB LTD CO, MYLAN N V, HORIZON PHARMA PLC, DC4
13F-HR
Feb 14, 2018
000114036118008191

91

$2.22 B
AVXS, MCK, MYLAN N V, HORIZON PHARMA PLC
13F-HR
Nov 13, 2017
000114036117042010

85

$1.87 B
AVXS, HORIZON PHARMA PLC, NXTM, GILD
13F-HR
Aug 14, 2017
000114036117031950

106

$2.59 B
AVXS, HORIZON PHARMA PLC, NXTM, HZNP 2.5 03/15/22
13F-HR
May 15, 2017
000114036117020638

102

$2.43 B
HORIZON PHARMA PLC, NXTM, AVXS, PTLA
13F-HR
Feb 14, 2017
000114036117007402

90

$2.15 B
GWPH, PTLA, HORIZON PHARMA PLC, NXTM
13F-HR
Nov 14, 2016
000114036116086449

106

$2.54 B
HORIZON PHARMA PLC, NXTM, GWPH, PTLA
13F-HR
Aug 15, 2016
000114036116076356

105

$2.35 B
HORIZON PHARMA PLC, MYLAN N V, NXTM, TVTY 1.5 07/01/18
13F-HR
May 16, 2016
000114036116065661

109

$2.47 B
HORIZON PHARMA PLC, NXTM, DYAX, ADPTQ
13F-HR
Feb 16, 2016
000114036116053179

134

$2.59 B
HORIZON PHARMA PLC, MDRX 1.25 07/01/20, NXTM, AP47
13F-HR
Nov 16, 2015
000114036115041667

120

$3.00 B
HORIZON PHARMA PLC, MDRX 1.25 07/01/20, FLML, NXTM
13F-HR
Aug 14, 2015
000114036115032279

1

$1.04 M
AMRN 3.5 01/15/32 2014
NEW HOLDINGS
Aug 14, 2015
000114036115032272

123

$3.09 B
ASPX, HORIZON PHARMA PLC, MDRX 1.25 07/01/20, ABBV
13F-HR
May 15, 2015
000114036115020245

111

$2.78 B
AUXL, ASPX, HORIZON PHARMA PLC, 1284849D
13F-HR
Feb 17, 2015
000114036115007446

131

$2.74 B
AUXL, DNDN 2.875 01/15/16, 1284849D, NXTM
13F-HR
Nov 14, 2014
000114036114042282

127

$2.49 B
DNDN 2.875 01/15/16, AUXL, ITMN, FLML
13F-HR
Aug 14, 2014
000114036114032861

124

$2.45 B
HUM, DNDN 2.875 01/15/16, FLML, AUXL
13F-HR
May 15, 2014
000114036114021676

106

$1.93 B
DNDN 2.875 01/15/16, AUXL, QPH, CBST
13F-HR
Feb 14, 2014
000114036114007925