RA CAPITAL MANAGEMENT, L.P.

Q3 2014 13F Holdings Report, Stock Holdings

Signature - Title
Rajeev Shah - Authorized Signatory
Location
Boston, MA
Holdings as of
September 30, 2014
Value $
$622M
Num holdings
43
Date filed
11/14/2014, 04:23 PM
Description
All US holdings of this investor are reported in this report. Confidential Treatment Requested (one or more holding(s) omitted). The Form 13F report requires disclosure of the manager that files the report, the name and class of the security, the CUSIP code, the number of shares as of the end of the calendar quarter for which the report is filed, and the total market value. The market value column should not be used as a substitute for Assets Under Management (AUM), as it does not include cash held in accounts.
Previous filing
Q2 2014 - Aug 14, 2014
Options Holdings
Showing stock holdings, see here for options holdings
Sym Weight Trade Impact Company Class Shares Change Activity Value Change $ Value $ * Price $ Shares Principal
Filing 2014 Q3 compared to 2014 Q2 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.

Confidential Treatment Requested. (The Manager has omitted from this public Form 13F one or more holding(s) for which it is requesting confidential treatment from the U.S. Securities and Exchange Commission pursuant to section 13(f) of the Exchange Act and rule 24b-2 thereunder)

Person Signing this Report on Behalf of Reporting Manager:

Name Title City, State Date
Peter Kolchinsky Manager Boston, Massachusetts 11/14/2014