0001140361-18-023901.txt : 20180515
0001140361-18-023901.hdr.sgml : 20180515
20180515160718
ACCESSION NUMBER: 0001140361-18-023901
CONFORMED SUBMISSION TYPE: 13F-HR
PUBLIC DOCUMENT COUNT: 2
CONFORMED PERIOD OF REPORT: 20180331
FILED AS OF DATE: 20180515
DATE AS OF CHANGE: 20180515
EFFECTIVENESS DATE: 20180515
FILER:
COMPANY DATA:
COMPANY CONFORMED NAME: EcoR1 Capital, LLC
CENTRAL INDEX KEY: 0001587114
IRS NUMBER: 000000000
STATE OF INCORPORATION: DE
FISCAL YEAR END: 1231
FILING VALUES:
FORM TYPE: 13F-HR
SEC ACT: 1934 Act
SEC FILE NUMBER: 028-16764
FILM NUMBER: 18836441
BUSINESS ADDRESS:
STREET 1: 409 ILLINOIS STREET
CITY: SAN FRANCISCO
STATE: CA
ZIP: 94158
BUSINESS PHONE: 415-448-6534
MAIL ADDRESS:
STREET 1: 409 ILLINOIS STREET
CITY: SAN FRANCISCO
STATE: CA
ZIP: 94158
13F-HR
1
primary_doc.xml
13F-HR
LIVE
false
true
false
0001587114
XXXXXXXX
03-31-2018
03-31-2018
EcoR1 Capital, LLC
409 ILLINOIS STREET
SAN FRANCISCO
CA
94158
13F HOLDINGS REPORT
028-16764
N
Oleg Nodelman
Manager
415-448-6534
Oleg Nodelman
San Francisco
CA
05-15-2018
0
32
997012
false
INFORMATION TABLE
2
form13fInfoTable.xml
CELGENE CORPORATION
COM
151020904
34346
385000
SH
Call
SOLE
385000
0
0
FIBROGEN INC
COM
31572Q908
15015
325000
SH
Call
SOLE
325000
0
0
IRONWOOD PHARMACEUTICALS INC
COM
46333X908
7771
503600
SH
Call
SOLE
503600
0
0
IRONWOOD PHARMACEUTICALS INC
COM
46333X908
2534
164200
SH
Call
SOLE
164200
0
0
NEWLINK GENETICS CORP
COM
651511907
4060
560000
SH
Call
SOLE
560000
0
0
ACHILLION PHARMACEUTICALS INC
COM
00448Q201
13573
3668307
SH
SOLE
3668307
0
0
AGIOS PHARMACEUTICALS ORD
COM
00847X104
14144
172952
SH
SOLE
172952
0
0
AKEBIA THERAPEUTICS ORD
COM
00972D105
13580
1425000
SH
SOLE
1425000
0
0
APELLIS PHARMACEUTICALS INC
COM
03753U106
23356
1056348
SH
SOLE
1056348
0
0
ARRAY BIOPHARMA INC
COM
04269X105
49765
3049312
SH
SOLE
3049312
0
0
ASSEMBLY BIOSCIENCES INC
COM
045396108
144627
2943165
SH
SOLE
2943165
0
0
CORVUS PHARMACEUTICALS INC
COM
221015100
5416
469700
SH
SOLE
469700
0
0
DENALI THERAPEUTICS INC
COM
24823R105
6399
325000
SH
SOLE
325000
0
0
DOVA PHARMACEUTICALS ORD
COM
25985T102
11654
429729
SH
SOLE
429729
0
0
DICERNA PHARMACEUTICALS ORD
COM
253031108
45548
4764447
SH
SOLE
4764447
0
0
FIBROGEN INC
COM
31572Q808
92513
2002437
SH
SOLE
2002437
0
0
FIVE PRIME THERAPEUTICS ORD
COM
33830X104
21311
1240470
SH
SOLE
1240470
0
0
GERON ORD
COM
374163103
1488
350000
SH
SOLE
350000
0
0
IMMUNE DESIGN CORP
COM
45252L103
14422
4437600
SH
SOLE
4437600
0
0
IRONWOOD PHARMACEUTICALS INC
COM
46333X108
90815
5885583
SH
SOLE
5885583
0
0
KINDRED BIOSCIENCES INC
COM
494577109
2151
248680
SH
SOLE
248680
0
0
KURA ONCOLOGY INC
COM
50127T109
70628
3766852
SH
SOLE
3766852
0
0
ATYR PHARMA INC
COM
002120103
10579
3917972
SH
SOLE
3917972
0
0
MACROGENICS INC
COM
556099109
36497
1450606
SH
SOLE
1450606
0
0
PROTAGONIST THERAPEUTICS ORD
COM
74366E102
9308
1083567
SH
SOLE
1083567
0
0
ARCUS BIOSCIENCES ORD
COM
03969F109
34530
2236387
SH
SOLE
2236387
0
0
RHYTHM PHARMACEUTICALS INC
COM
76243J105
6339
318564
SH
SOLE
318564
0
0
SYNLOGIC ORD
COM
87166L100
6566
700000
SH
SOLE
700000
0
0
UROGEN PHARMA ORD
COM
M96088105
19990
402300
SH
SOLE
402300
0
0
WAVE LIFE SCIENCES LTD
COM
Y95308105
58509
1459072
SH
SOLE
1459072
0
0
ASCENDIS PHARMA
SPONSORED ADR
04351P101
119196
1822575
SH
SOLE
1822575
0
0
DBV TECHNOLOGIES ADR REP 0.5 ORD
SPONSORED ADR
23306J101
10382
450000
SH
SOLE
450000
0
0