13G Filing: Cormorant Asset Management and Ignyta Inc. (RXDX)

Page 6 of 10

Page 6 of 10 – SEC Filing

CUSIP NO.
451731103
Item 1.
(a)
Name of Issuer
Ignyta, Inc.
(b)
Address of Issuer’s Principal Executive Offices
4545 Towne Centre Court
San Diego, CA 92121
Item 2.
(a)
Name of Person Filing
Cormorant Global Healthcare Master Fund, LP
Cormorant Global Healthcare GP, LLC
Cormorant Asset Management, LLC
Bihua Chen
(b)
Address of Principal Business Office or, if none, Residence
200 Clarendon Street, 52nd Floor
Boston, MA 02116
(c)
Citizenship
Cormorant Global Healthcare Master Fund, LP – Cayman Islands
Cormorant Global Healthcare GP, LLC – Delaware
Cormorant Asset Management, LLC – Delaware
Bihua Chen – United States
(d)
Title of Class of Securities
Common Stock
(e)
CUSIP Number
451731103

Follow Ignyta Inc. (NASDAQ:RXDX)

Page 6 of 10