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Institutional Investment Manager
Sarissa Capital Management LP
Sarissa Capital Management LP (CIK: 0001577524) incorporated in Delaware, located at 500 West Putnam Avenue, Suite 400, Greenwich, CT. Institutional holdings reported to the SEC.

Institutional Holdings (2014Q1)
Original 13F HR (0001140361-14-021259) filed in 2014.05.15
#
Name
Shares
Value ($)
%
Options
Notes
1 ARIAD PHARMACEUTICALS ORD (NMS) 12,000,000 96,720 33.30%
2 QUEST DIAGNOSTICS INC 775,000 44,888 15.46%
3 BIO-REFERENCE LABS INC 1,280,984 35,458 12.21%
4 Idenix Pharmaceuticals Inc 5,050,100 30,452 10.49%
5 MERCK & CO INC 400,000 22,708 7.82%
6 MALLINCKRODT PUB LTD CO 274,895 17,431 6.00%
7 VIVUS INC 2,573,943 15,289 5.26%
8 REPROS THERAPEUTICS INC 560,600 9,945 3.42%
9 AVEO PHARMACEUTICALS INC 2,570,759 3,843 1.32%
10 LABORATORY CORP AMER HLDGS 37,824 3,715 1.28%
11 INTRA-CELLULAR THERAPIES INC 126,695 2,303 0.79%
12 ONCONOVA THERAPEUTICS 350,000 2,219 0.76%
13 ENANTA PHARMACEUTICALS INC 50,000 2,000 0.69%
14 KINDRED BIOSCIENCES INC 101,825 1,887 0.65%
15 TARGACEPT INC 329,516 1,565 0.54%