Terminal · Institutions

Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.

DEERFIELD MANAGEMENT COMPANY, L.P. 13F Holdings -- Portfolio & Top Positions (2026-03-31)

DEERFIELD MANAGEMENT COMPANY, L.P. (CIK 1009258) reported $8.48B across 75 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: NUVL ($1.77B, 20.85%), BKDT ($505.4M, 5.96%), COGT ($348.1M, 4.11%), PRAX ($310.4M, 3.66%), VTRS ($273.0M, 3.22%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1NUVLNUVALENT INC$1.77B20.85%17.2MHold
2BKDTBROOKDALE SR LIVING INC$505.4M5.96%306.9MHold
3COGTCOGENT BIOSCIENCES INC$348.1M4.11%9.0MHold
4PRAXPRAXIS PRECISION MEDICINES I$310.4M3.66%963,351Added
5VTRSVIATRIS INC$273.0M3.22%20.2MHold
6UTHRUNITED THERAPEUTICS CORP DEL$271.0M3.20%457,000Added
7RVMDREVOLUTION MEDICINES INC$223.4M2.64%2.3MTrimmed
8MIRMMIRUM PHARMACEUTICALS INC$209.4M2.47%70.0MHold
9ARWRARROWHEAD PHARMACEUTICALS IN$207.2M2.44%200.0MNew
10CELCCELCUITY INC$195.6M2.31%1.7MHold
11CNCCENTENE CORP DEL$193.7M2.29%5.9MTrimmed
12LRMRLARIMAR THERAPEUTICS INC$160.2M1.89%35.6MAdded
13BKDBROOKDALE SR LIVING INC$159.2M1.88%11.6MHold
14VERAVERA THERAPEUTICS INC$149.7M1.77%3.7MTrimmed
15IONSIONIS PHARMACEUTICALS INC$148.7M1.75%2.0MHold
16BCRXBIOCRYST PHARMACEUTICALS INC$143.2M1.69%15.0MAdded
17LEGNLEGEND BIOTECH CORP$139.1M1.64%7.7MAdded
18INSPINSPIRE MED SYS INC$139.4M1.64%2.7MAdded
19AHCOADAPTHEALTH CORP$136.6M1.61%11.5MHold
20NAMSNEWAMSTERDAM PHARMA COMPANY$136.5M1.61%4.3MAdded
21ACHCACADIA HEALTHCARE COMPANY IN$105.7M1.25%4.5MHold
22ARWRARROWHEAD PHARMACEUTICALS IN$98.6M1.16%1.6MTrimmed
23CPRXCATALYST PHARMACEUTICALS INC$97.6M1.15%3.9MTrimmed
24INDIVIOR PHARMACEUTICALS INC$94.4M1.11%3.1MNew
25XENEXENON PHARMACEUTICALS INC$94.0M1.11%1.6MAdded

Source: SEC Form 13F filings · as of 2026-03-31