Cormorant Asset Management, LP Q4 2017 Filing

Filed February 14, 2018

Portfolio Value

$955.3B

Holdings

49

Report Date

Q4 2017

Filing Type

13F-HR

All Holdings (49 positions)

#StockSharesValue% PortfolioType
1
NKTREURNEKTAR THERAPEUTICS
2,747,700$164.1B17.18%Call
2
ANABANAPTYSBIO INC
1,386,485$139.6B14.62%Call
3
APLSAPELLIS PHARMACEUTICALS INC
3,768,757$81.8B8.56%
4
OMEROMEROS CORP
2,625,000$51.0B5.34%Call
5
2L9BLUEPRINT MEDICINES CORP
450,000$33.9B3.55%
6
MYOKARDIA INC
800,000$33.7B3.53%
7
DICERNA PHARMACEUTICALS INC
3,656,669$33.0B3.46%
8
IFRXINFLARX NV
1,438,207$30.1B3.15%
9
JUNO THERAPEUTICS INC
550,000$25.1B2.63%
10
TBPHTHERAVANCE BIOPHARMA INC
900,000$25.1B2.63%
11
MRTXEURMIRATI THERAPEUTICS INC
1,231,522$22.5B2.35%
12
QUOTIENT LTD
4,488,121$22.2B2.33%
13
AVEXIS INC
200,000$22.1B2.32%
14
PROTEOSTASIS THERAPEUTICS IN
3,300,000$19.2B2.01%
15
ARGXARGENX SE
290,000$18.3B1.92%
16
QTRXQUANTERIX CORP
847,789$18.2B1.91%
17
GTHXEURG1 THERAPEUTICS INC
897,505$17.8B1.86%
18
NBIXNEUROCRINE BIOSCIENCES INC
200,000$15.5B1.62%
19
BLUEBIRD BIO INC
80,000$14.2B1.49%
20
CLSDUSDCLEARSIDE BIOMEDICAL INC
1,940,880$13.6B1.42%
21
ACRSACLARIS THERAPEUTICS INC
550,000$13.6B1.42%
22
ASNDASCENDIS PHARMA A S
300,000$12.0B1.26%
23
AUDENTES THERAPEUTICS INC
337,876$10.6B1.11%
24
ABEONA THERAPEUTICS INC
575,000$9.1B0.95%
25
ARRYEURARRAY BIOPHARMA INC
700,000$9.0B0.94%
26
PTGXPROTAGONIST THERAPEUTICS INC
400,000$8.3B0.87%
27
BIOHAVEN PHARMACTL HLDG CO L
297,803$8.0B0.84%
28
WVEWAVE LIFE SCIENCES LTD
202,079$7.1B0.74%
29
ZLABZAI LAB LTD
333,166$7.1B0.74%
30
GBYSANGAMO THERAPEUTICS INC
400,000$6.6B0.69%
31
GEMPHIRE THERAPEUTICS INC
800,000$6.4B0.67%
32
RETAEURREATA PHARMACEUTICALS INC
200,000$5.7B0.59%
33
COLLCOLLEGIUM PHARMACEUTICAL INC
300,000$5.5B0.58%
34
MERSANA THERAPEUTICS INC
295,548$4.9B0.51%
35
JNCEEURJOUNCE THERAPEUTICS INC
367,223$4.7B0.49%
36
TREURTRILLIUM THERAPEUTICS INC
600,000$4.4B0.46%
37
INTEC PHARMA LTD JERUSALEM
809,804$4.2B0.44%
38
MARINUS PHARMACEUTICALS INC
500,000$4.1B0.43%
39
ARDXARDELYX INC
572,738$3.8B0.40%
40
NERVGBPMINERVA NEUROSCIENCES INC
607,903$3.7B0.39%
41
HRTXHERON THERAPEUTICS INC
200,000$3.6B0.38%
42
CONTRAFECT CORP
3,550,000$3.6B0.38%
43
XLRNACCELERON PHARMA INC
75,000$3.2B0.33%
44
SYROS PHARMACEUTICALS INC
296,296$2.9B0.30%
45
OVIDOVID THERAPEUTICS INC
223,972$2.2B0.23%
46
ONCOBIOLOGICS INC
30,536$40.0M0.00%
47
ONCOBIOLOGICS INC
416,666$13.0M0.00%
48
ONCOBIOLOGICS INC
416,666$9.0M0.00%
49
CELLECTAR BIOSCIENCES INC
52,999$5.0M0.00%