Casdin Capital, LLC Q1 2016 Filing

Filed May 9, 2016

Portfolio Value

$87.1B

Holdings

26

Report Date

Q1 2016

Filing Type

13F-HR

All Holdings (26 positions)

#StockSharesValue% PortfolioType
1
LOXO ONCOLOGY INC
250,000$6.8B7.85%
2
EPIZYME INC
545,000$6.6B7.58%
3
FOUNDATION MEDICINE INC
335,000$6.1B6.99%
4
SG7SAGE THERAPEUTICS INC
189,000$6.1B6.95%
5
AGIOAGIOS PHARMACEUTICALS INC
148,000$6.0B6.90%
6
2L9BLUEPRINT MEDICINES CORP
321,300$5.8B6.66%
7
ALNYALNYLAM PHARMACEUTICALS INC
90,000$5.6B6.48%
8
BLUEBIRD BIO INC
120,000$5.1B5.85%
9
MYOKARDIA INC
475,350$5.1B5.84%
10
SPARK THERAPEUTICS INC
170,000$5.0B5.76%
11
CTMXCYTOMX THERAPEUTICS INC
321,023$4.1B4.75%
12
KITE PHARMA INC
75,000$3.4B3.95%
13
VYGRVOYAGER THERAPEUTICS INC
339,362$3.0B3.40%
14
EDITEDITAS MEDICINE INC
85,470$3.0B3.39%
15
DC4DEXCOM INC
40,000$2.7B3.12%
16
XBISPDR SERIES TRUST
50,000$2.6B2.96%Put
17
AVEXIS INC
63,000$1.7B1.97%
18
GBTUSDGLOBAL BLOOD THERAPEUTICS IN
105,000$1.7B1.91%
19
GENOMIC HEALTH INC
55,000$1.4B1.56%
20
BMYBRISTOL MYERS SQUIBB CO
21,000$1.3B1.54%
21
BIIBBIOGEN INC
5,000$1.3B1.49%
22
ONCBEIGENE LTD
32,500$953.0M1.09%
23
IGNYTA INC
110,000$745.0M0.86%
24
EXASEXACT SCIENCES CORP
60,000$404.0M0.46%
25
MEDIDATA SOLUTIONS INC
10,000$387.0M0.44%
26
OXFORD IMMUNOTEC GLOBAL PLC
20,000$198.0M0.23%