Dark
Light
System
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 (2015Q2)
Portfolio Summary: 16 holdings with a total value of $434,562,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 ARIAD PHARMACEUTICALS INC 12,850,000 106,270,000 24.45%
2 ABBVIE INC 1,580,000 106,160,000 24.43%
3 QUEST DIAGNOSTICS INC 575,000 41,699,000 9.60%
4 MEDICINES CO 1,361,900 38,964,000 8.97%
5 AEGERION PHARMACEUTICALS INC 2,036,829 38,639,000 8.89%
6 AMGEN INC 200,000 30,704,000 7.07%
7 MERCK & CO INC 400,000 22,772,000 5.24%
8 INTRA CELLULAR THERAPIES INC COM 360,000 11,502,000 2.65%
9 Apricus Biosciences, Inc. 6,524,505 11,157,000 2.57%
10 REPROS THERAPEUTICS INC 1,132,367 8,096,000 1.86%
11 VIVUS INC 2,573,943 6,075,000 1.40%
12 KINDRED BIOSCIENCES INC 689,091 4,700,000 1.08%
13 AVEO PHARMACEUTICALS INC 2,313,759 4,026,000 0.93%
14 ANI PHARMACEUTICALS INC COM 31,000 1,924,000 0.44%
15 TARGACEPT INC 630,000 1,758,000 0.40%
16 ELEVEN BIOTHERAPEUTICS INC 41,200 116,000 0.03%

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001140361-15-032371, filed 2015.08.14).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.