EcoR1 Capital, LLC

Q1 2015 13F Holdings Report, Restatement, Options Holdings

Notable people
Oleg Nodelman
Signature - Title
Oleg Nodelman - Manager
Location
San Francisco, CA
Options holdings as of
March 31, 2015
Notional value $
$18.8M
Number of holdings
4
Date filed
5/15/2015, 06:27 PM
Description
All US holdings of this investor are reported in this report.
Previous filing
Q4 2014 - Feb 17, 2015
Next filing
Q2 2015 - Aug 14, 2015
Stock holdings
Showing options holdings, see here for stock holdings
Sym Company Class Option Share Change Activity * Price $ Shares Notional Value
Filing 2015 Q1 - Restatement compared to 2014 Q4 by default.
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.

Person Signing this Report on Behalf of Reporting Manager:

Name Title City, State Date
Sarah Marriott Chief Compliance Officer San Francisco, California 5/15/2015