Dark
Light
System
Security
ARIAD PHARMACEUTICALS INC
ARIAD PHARMACEUTICALS INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 213 Institutional holders with a total value of $1,257,277,235.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 Sarissa Capital Management LP 12,850,000 105,884,000 8.42%
2 VANGUARD GROUP INC 11,173,568 92,071,000 7.32%
3 PUTNAM INVESTMENTS LLC 10,556,693 86,987,000 6.92%
4 WESTFIELD CAPITAL MANAGEMENT CO LP 9,312,635 76,736,000 6.10%
5 FMR LLC 9,188,237 75,711,000 6.02%
6 BlackRock Fund Advisors 8,363,038 68,911,000 5.48%
7 ADAGE CAPITAL PARTNERS GP, L.L.C. 7,400,000 60,976,000 4.85%
8 Camber Capital Management LP 7,000,000 57,680,000 4.59%
9 DISCOVERY CAPITAL MANAGEMENT, LLC / CT 5,842,050 48,138,000 3.83%
10 STATE STREET CORP 5,710,519 47,053,000 3.74%
11 BlackRock Institutional Trust Company, N.A. 4,899,564 40,372,000 3.21%
12 PointState Capital LP 4,500,000 37,080,000 2.95%
13 Invesco Ltd. 2,828,095 23,303,000 1.85%
14 RENAISSANCE TECHNOLOGIES LLC 2,675,481 22,046,000 1.75%
15 Palo Alto Investors LP 2,231,717 18,389,000 1.46%
16 NORTHERN TRUST CORP 2,042,956 16,834,000 1.34%
17 BNP Paribas Asset Management Holding S.A. 1,936,373 15,956,000 1.27%
18 OppenheimerFunds, Inc. 1,852,920 15,268,000 1.21%
19 MILLENNIUM MANAGEMENT LLC 1,644,953 13,554,000 1.08%
20 Opaleye Management Inc. 1,500,000 12,360,000 0.98%
21 Alberta Investment Management Corp 1,430,830 11,790,000 0.94%
22 NORGES BANK 1,294,722 10,668,000 0.85%
23 HighVista Strategies LLC 1,200,000 9,888,000 0.79%
24 GENERAL AMERICAN INVESTORS CO INC 1,200,000 9,888,000 0.79%
25 DEUTSCHE BANK AG\ 1,148,750 9,463,000 0.75%
26 GEODE CAPITAL MANAGEMENT, LLC 1,130,765 9,317,000 0.74%
27 AMERIPRISE FINANCIAL INC 1,083,675 8,931,000 0.71%
28 GOLDMAN SACHS GROUP INC 1,056,600 8,706,000 0.69% Put
29 SUSQUEHANNA INTERNATIONAL GROUP, LLP 1,056,600 8,706,000 0.69% Call
30 Elk Creek Partners, LLC 1,028,263 8,473,000 0.67%
31 ASCEND CAPITAL, LLC 1,000,000 8,240,000 0.66%
32 Bank of New York Mellon Corp 965,276 7,953,000 0.63%
33 COLUMBUS CIRCLE INVESTORS 964,007 7,943,000 0.63%
34 CITY NATIONAL BANK 934,052 7,697,000 0.61%
35 Granite Point Capital Management, L.P. 900,000 7,416,000 0.59%
36 SUSQUEHANNA INTERNATIONAL GROUP, LLP 814,300 6,710,000 0.53% Put
37 TIAA CREF INVESTMENT MANAGEMENT LLC 806,573 6,646,000 0.53%
38 BALYASNY ASSET MANAGEMENT L.P. 712,500 5,871,000 0.47%
39 GUGGENHEIM CAPITAL LLC 712,320 5,870,000 0.47%
40 JS Capital Management LLC 635,000 5,232,000 0.42%
41 CQS Cayman LP 600,000 4,944,000 0.39%
42 CREDIT SUISSE AG/ 593,580 4,891,000 0.39%
43 PARAMETRIC PORTFOLIO ASSOCIATES LLC 561,274 4,625,000 0.37%
44 JPMORGAN CHASE & CO 551,141 4,541,000 0.36%
45 PRICE MICHAEL F 550,000 4,532,000 0.36%
46 BELLEVUE ASSET MANAGEMENT AG 529,000 4,359,000 0.35%
47 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 523,545 4,315,000 0.34%
48 GOLDMAN SACHS GROUP INC 500,903 4,128,000 0.33%
49 SUSQUEHANNA INTERNATIONAL GROUP, LLP 488,656 4,027,000 0.32%
50 BlackRock Investment Management, LLC 456,151 3,759,000 0.30%
Page 1 of 5

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.