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ARATANA THERAPEUTICS INC COM
ARATANA THERAPEUTICS INC COM. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 94 Institutional holders with a total value of $452,119,893.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FRANKLIN RESOURCES INC 3,425,877 54,848,000 12.13%
2 WELLINGTON MANAGEMENT GROUP LLP 3,403,414 54,489,000 12.05%
3 JENNISON ASSOCIATES LLC 3,120,049 49,952,000 11.05%
4 MPM ASSET MANAGEMENT LLC 2,118,845 33,923,000 7.50%
5 BlackRock Fund Advisors 1,244,678 19,927,000 4.41%
6 ADAGE CAPITAL PARTNERS GP, L.L.C. 1,200,000 19,212,000 4.25%
7 COLUMBUS CIRCLE INVESTORS 1,144,559 18,324,000 4.05%
8 Broadfin Capital, LLC 1,131,865 18,121,000 4.01%
9 ALLIANCEBERNSTEIN L.P. 1,102,144 17,645,000 3.90%
10 STATE STREET CORP 1,020,220 16,331,000 3.61%
11 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 995,049 15,930,734 3.52%
12 VANGUARD GROUP INC 960,168 15,372,000 3.40%
13 LAZARD ASSET MANAGEMENT LLC 670,602 10,736,000 2.37%
14 AWM Investment Company, Inc. 600,000 9,606,000 2.12%
15 OppenheimerFunds, Inc. 536,612 8,591,000 1.90%
16 BlackRock Institutional Trust Company, N.A. 502,006 8,037,000 1.78%
17 NORTHERN TRUST CORP 316,260 5,063,000 1.12%
18 Visium Asset Management, LP 314,936 5,042,000 1.12%
19 Hutchin Hill Capital, LP 251,300 4,023,000 0.89%
20 BLAIR WILLIAM & CO/IL 251,240 4,022,000 0.89%
21 PRINCIPAL FINANCIAL GROUP INC 234,900 3,761,000 0.83%
22 Informed Momentum Co LLC 228,672 3,661,000 0.81%
23 MORGAN STANLEY 227,933 3,649,000 0.81%
24 WADDELL & REED FINANCIAL INC 205,000 3,282,000 0.73%
25 EAGLE ASSET MANAGEMENT INC 202,265 3,238,000 0.72%
26 Iguana Healthcare Management, LLC 200,000 3,202,000 0.71%
27 Bank of New York Mellon Corp 198,492 3,178,000 0.70%
28 Sio Capital Management, LLC 178,550 2,859,000 0.63%
29 GEODE CAPITAL MANAGEMENT, LLC 174,720 2,797,000 0.62%
30 TIAA CREF INVESTMENT MANAGEMENT LLC 159,829 2,559,000 0.57%
31 KORNITZER CAPITAL MANAGEMENT INC /KS 156,400 2,504,000 0.55%
32 Tygh Capital Management, Inc. 108,217 1,733,000 0.38%
33 DRIEHAUS CAPITAL MANAGEMENT LLC 107,591 1,723,000 0.38%
34 Westend Capital Management, LLC 89,110 1,436,000 0.32%
35 BlackRock Investment Management, LLC 83,491 1,337,000 0.30%
36 AMERIPRISE FINANCIAL INC 76,148 1,219,000 0.27%
37 TEACHERS ADVISORS, LLC 73,813 1,182,000 0.26%
38 CREDIT SUISSE AG/ 71,930 1,152,000 0.25%
39 MILLENNIUM MANAGEMENT LLC 67,402 1,079,000 0.24%
40 Weiss Multi-Strategy Advisers LLC 66,500 1,065,000 0.24%
41 Grandeur Peak Global Advisors, LLC 66,100 1,058,000 0.23%
42 First Light Asset Management, LLC 64,206 1,028,000 0.23%
43 Alyeska Investment Group, L.P. 62,540 1,001,000 0.22%
44 RUSSELL FRANK CO/ 56,948 912,000 0.20%
45 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 52,383 839,000 0.19%
46 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 52,100 835,000 0.18%
47 Evercore Wealth Management, LLC 43,088 690,000 0.15%
48 WOODSTOCK CORP 39,333 630,000 0.14%
49 Swiss National Bank 36,400 583,000 0.13%
50 Mariner, LLC 34,329 550,000 0.12%
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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.