0001140361-15-031882.txt : 20150814 0001140361-15-031882.hdr.sgml : 20150814 20150814103048 ACCESSION NUMBER: 0001140361-15-031882 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20150630 FILED AS OF DATE: 20150814 DATE AS OF CHANGE: 20150814 EFFECTIVENESS DATE: 20150814 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: 151053293 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 06-30-2015 06-30-2015 EcoR1 Capital, LLC

409 ILLINOIS STREET SAN FRANCISCO CA 94158

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