Casdin Capital, LLC Q4 2025 Filing

Filed February 17, 2026

Portfolio Value

$1.6B

Holdings

38

Report Date

Q4 2025

Filing Type

13F-HR

All Holdings (38 positions)

#StockSharesValue% PortfolioType
1
WGSGENEDX HOLDINGS CORP
3,007,164$391.1M24.29%
2
RVMDREVOLUTION MEDICINES INC
2,577,333$205.3M12.75%
3
BLFSBIOLIFE SOLUTIONS INC
5,957,165$144.0M8.95%
4
FLBSTANDARD BIOTOOLS INC
88,783,856$113.6M7.06%
5
RLAYRELAY THERAPEUTICS INC
13,003,574$110.0M6.83%
6
GPCRSTRUCTURE THERAPEUTICS INC
1,175,000$81.7M5.08%
7
ILMNILLUMINA INC
600,000$78.7M4.89%
8
RNAAVIDITY BIOSCIENCES INC
1,000,000$72.1M4.48%
9
BEAMBEAM THERAPEUTICS INC
1,600,000$44.4M2.75%
10
GHGUARDANT HEALTH INC
380,000$38.8M2.41%
11
MAZEMAZE THERAPEUTICS INC
758,857$31.4M1.95%
12
DNLIDENALI THERAPEUTICS INC
1,840,000$30.4M1.89%
13
ALNYALNYLAM PHARMACEUTICALS INC
75,000$29.8M1.85%
14
NGNENEUROGENE INC
1,295,361$26.7M1.66%
15
TXG10X GENOMICS INC
1,400,000$22.8M1.42%
16
SPRYARS PHARMACEUTICALS INC
1,600,000$18.6M1.16%
17
TEMTEMPUS AI INC
294,127$17.4M1.08%
18
UNHUNITEDHEALTH GROUP INC
50,000$16.5M1.03%
19
SEPNSEPTERNA INC
553,268$15.4M0.96%
20
HIMSHIMS & HERS HEALTH INC
385,000$12.5M0.78%
21
VCYTVERACYTE INC
276,308$11.6M0.72%
22
DC4DEXCOM INC
175,000$11.6M0.72%
23
SRRKSCHOLAR ROCK HLDG CORP
260,000$11.5M0.71%
24
CITHE CIGNA GROUP
40,000$11.0M0.68%
25
PRMEPRIME MEDICINE INC
3,167,175$11.0M0.68%
26
INCYINCYTE CORP
100,000$9.9M0.61%
27
DGXQUEST DIAGNOSTICS INC
50,000$8.7M0.54%
28
TSHATAYSHA GENE THERAPIES INC
1,500,000$8.3M0.51%
29
PACBPACIFIC BIOSCIENCES CALIF IN
4,223,767$7.9M0.49%
30
LEGNLEGEND BIOTECH CORP
215,000$4.7M0.29%
31
BBOTBRIDGEBIO ONCOLOGY THERAPEUT
282,312$3.5M0.22%
32
ABSIABSCI CORPORATION
973,260$3.4M0.21%
33
CTNMCONTINEUM THERAPEUTICS INC
148,333$1.7M0.11%
34
GLUEMONTE ROSA THERAPEUTICS INC
86,014$1.3M0.08%
35
IPSCCENTURY THERAPEUTICS INC
1,228,190$1.2M0.08%
36
RXRXRECURSION PHARMACEUTICALS IN
165,323$676K0.04%
37
DNAGINKGO BIOWORKS HOLDINGS INC
36,493$303K0.02%
38
TNYATENAYA THERAPEUTICS INC
361,969$257K0.02%