Filed: 2/17/2026ACC: 0001213900-26-017265
📋 What this filing means
DEERFIELD MANAGEMENT COMPANY, L.P. filed this quarterly 13F‑HR report disclosing 150 equity positions with a total reported market value of $7.83B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
150
Positions
$7.83B
Total AUM (reported)
919.09M
Total Shares
Allocation by class
COM$5.54B70.8%
NOTE 3.500%10/1$427.49M5.5%
COM NEW$376.31M4.8%
CL A$277.10M3.5%
SPONSORED ADS$219.78M2.8%
NOTE 4.000% 5/0$180.71M2.3%
COMMON STOCK$147.33M1.9%
Portfolio Concentration
Top 3$2.48B31.7%
4–10$1.61B20.5%
11–25$1.92B24.6%
Rest$1.82B23.2%
Top 3 weight
31.7%
Top 10 weight
52.3%
Voting Authority Distribution
Total shares with voting rights: 919.09M
Sole
Full voting authority
919.09M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole0
Shared0
Other150
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings150
Rows:
NUVALENT INC
DFNDShares17.25M
TypeSH
Market value$1.74B
22.16%
Sole
17.25M
Shared
0.00
None
0.00
BROOKDALE SR LIVING INC
DFNDShares306.88M
TypePRN
Market value$427.49M
5.46%
Sole
306.88M
Shared
0.00
None
0.00
COGENT BIOSCIENCES INC
DFNDShares9.04M
TypeSH
Market value$321.24M
4.10%
Sole
9.04M
Shared
0.00
None
0.00
PRAXIS PRECISION MEDICINES I
DFNDShares903.35K
TypeSH
Market value$266.25M
3.40%
Sole
903.35K
Shared
0.00
None
0.00
CENTENE CORP DEL
DFNDShares6.45M
TypeSH
Market value$265.34M
3.39%
Sole
6.45M
Shared
0.00
None
0.00
VIATRIS INC
DFNDShares20.21M
TypeSH
Market value$251.57M
3.21%
Sole
20.21M
Shared
0.00
None
0.00
REVOLUTION MEDICINES INC
DFNDShares2.89M
TypeSH
Market value$230.56M
2.94%
Sole
2.89M
Shared
0.00
None
0.00
UNITED THERAPEUTICS CORP DEL
DFNDShares425.99K
TypeSH
Market value$207.57M
2.65%
Sole
425.99K
Shared
0.00
None
0.00
VERA THERAPEUTICS INC
DFNDShares4.06M
TypeSH
Market value$205.58M
2.63%
Sole
4.06M
Shared
0.00
None
0.00
MIRUM PHARMACEUTICALS INC
DFNDShares70M
TypePRN
Market value$180.71M
2.31%
Sole
70M
Shared
0.00
None
0.00
CELCUITY INC
DFNDShares1.71M
TypeSH
Market value$170.95M
2.18%
Sole
1.71M
Shared
0.00
None
0.00
NEUROCRINE BIOSCIENCES INC
DFNDShares1.18M
TypeSH
Market value$167.98M
2.15%
Sole
1.18M
Shared
0.00
None
0.00
IONIS PHARMACEUTICALS INC
DFNDShares1.98M
TypeSH
Market value$156.61M
2.00%
Sole
1.98M
Shared
0.00
None
0.00
NEWAMSTERDAM PHARMA COMPANY
DFNDShares4.16M
TypeSH
Market value$146.10M
1.87%
Sole
4.16M
Shared
0.00
None
0.00
INSPIRE MED SYS INC
DFNDShares1.51M
TypeSH
Market value$138.89M
1.77%
Sole
1.51M
Shared
0.00
None
0.00
LEGEND BIOTECH CORP
DFNDShares5.93M
TypeSH
Market value$128.96M
1.65%
Sole
5.93M
Shared
0.00
None
0.00
BROOKDALE SR LIVING INC
DFNDShares11.64M
TypeSH
Market value$125.56M
1.60%
Sole
11.64M
Shared
0.00
None
0.00
INDIVIOR PLC
DFNDShares3.39M
TypeSH
Market value$121.74M
1.55%
Sole
3.39M
Shared
0.00
None
0.00
ARROWHEAD PHARMACEUTICALS IN
DFNDShares1.83M
TypeSH
Market value$121.69M
1.55%
Sole
1.83M
Shared
0.00
None
0.00
LARIMAR THERAPEUTICS INC
DFNDShares30.61M
TypeSH
Market value$116.61M
1.49%
Sole
30.61M
Shared
0.00
None
0.00
CATALYST PHARMACEUTICALS INC
DFNDShares4.91M
TypeSH
Market value$114.63M
1.46%
Sole
4.91M
Shared
0.00
None
0.00
ADAPTHEALTH CORP
DFNDShares11.48M
TypeSH
Market value$114.32M
1.46%
Sole
11.48M
Shared
0.00
None
0.00
BIOCRYST PHARMACEUTICALS INC
DFNDShares14.34M
TypeSH
Market value$111.86M
1.43%
Sole
14.34M
Shared
0.00
None
0.00
IONIS PHARMACEUTICALS INC
DFNDShares60M
TypePRN
Market value$95.33M
1.22%
Sole
60M
Shared
0.00
None
0.00
ALIGNMENT HEALTHCARE INC
DFNDShares61M
TypePRN
Market value$92.55M
1.18%
Sole
61M
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
NUVALENT INCDFND | COM | 17.25M | SH | $1.74B 22.16% | 17.25M | 0.00 | 0.00 |
BROOKDALE SR LIVING INCDFND | NOTE 3.500%10/1 | 306.88M | PRN | $427.49M 5.46% | 306.88M | 0.00 | 0.00 |
COGENT BIOSCIENCES INCDFND | COM | 9.04M | SH | $321.24M 4.10% | 9.04M | 0.00 | 0.00 |
PRAXIS PRECISION MEDICINES IDFND | COM NEW | 903.35K | SH | $266.25M 3.40% | 903.35K | 0.00 | 0.00 |
CENTENE CORP DELDFND | COM | 6.45M | SH | $265.34M 3.39% | 6.45M | 0.00 | 0.00 |
VIATRIS INCDFND | COM | 20.21M | SH | $251.57M 3.21% | 20.21M | 0.00 | 0.00 |
REVOLUTION MEDICINES INCDFND | COM | 2.89M | SH | $230.56M 2.94% | 2.89M | 0.00 | 0.00 |
UNITED THERAPEUTICS CORP DELDFND | COM | 425.99K | SH | $207.57M 2.65% | 425.99K | 0.00 | 0.00 |
VERA THERAPEUTICS INCDFND | CL A | 4.06M | SH | $205.58M 2.63% | 4.06M | 0.00 | 0.00 |
MIRUM PHARMACEUTICALS INCDFND | NOTE 4.000% 5/0 | 70M | PRN | $180.71M 2.31% | 70M | 0.00 | 0.00 |
CELCUITY INCDFND | COM | 1.71M | SH | $170.95M 2.18% | 1.71M | 0.00 | 0.00 |
NEUROCRINE BIOSCIENCES INCDFND | COM | 1.18M | SH | $167.98M 2.15% | 1.18M | 0.00 | 0.00 |
IONIS PHARMACEUTICALS INCDFND | COM | 1.98M | SH | $156.61M 2.00% | 1.98M | 0.00 | 0.00 |
NEWAMSTERDAM PHARMA COMPANYDFND | ORDINARY SHARES | 4.16M | SH | $146.10M 1.87% | 4.16M | 0.00 | 0.00 |
INSPIRE MED SYS INCDFND | COM | 1.51M | SH | $138.89M 1.77% | 1.51M | 0.00 | 0.00 |
LEGEND BIOTECH CORPDFND | SPONSORED ADS | 5.93M | SH | $128.96M 1.65% | 5.93M | 0.00 | 0.00 |
BROOKDALE SR LIVING INCDFND | COM | 11.64M | SH | $125.56M 1.60% | 11.64M | 0.00 | 0.00 |
INDIVIOR PLCDFND | ORD | 3.39M | SH | $121.74M 1.55% | 3.39M | 0.00 | 0.00 |
ARROWHEAD PHARMACEUTICALS INDFND | COM | 1.83M | SH | $121.69M 1.55% | 1.83M | 0.00 | 0.00 |
LARIMAR THERAPEUTICS INCDFND | COM | 30.61M | SH | $116.61M 1.49% | 30.61M | 0.00 | 0.00 |
CATALYST PHARMACEUTICALS INCDFND | COM | 4.91M | SH | $114.63M 1.46% | 4.91M | 0.00 | 0.00 |
ADAPTHEALTH CORPDFND | COMMON STOCK | 11.48M | SH | $114.32M 1.46% | 11.48M | 0.00 | 0.00 |
BIOCRYST PHARMACEUTICALS INCDFND | COM | 14.34M | SH | $111.86M 1.43% | 14.34M | 0.00 | 0.00 |
IONIS PHARMACEUTICALS INCDFND | NOTE 1.750% 6/1 | 60M | PRN | $95.33M 1.22% | 60M | 0.00 | 0.00 |
ALIGNMENT HEALTHCARE INCDFND | NOTE 4.250%11/1 | 61M | PRN | $92.55M 1.18% | 61M | 0.00 | 0.00 |
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