EcoR1 Capital, LLC

Q1 2015 13F Detailed Holdings

Location: San Francisco, CA
Holdings as of: 3/31/2015
Value ($000): $300,071
Num holdings: 24
Date filed: 5/18/2015
Form type: 13F-HR/A - RESTATEMENT
Prev filing: 2/17/2015
Next filing: 8/14/2015
SEC: View on sec.gov
Note: Holdings broken out by “other managers” reported in original SEC filing, see here for holdings aggregated across other managers

Compare Q1 2015 to

Sym	Issuer Name	Cl	CUSIP	Value ($000)	%	Shares	Principal	Option Type	Discretion	Other Manager	Sole	Shared	None