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Aratana Therapeutics, Inc.
Aratana Therapeutics, Inc.. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 88 Institutional holders with a total value of $510,078,157.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 WELLINGTON MANAGEMENT GROUP LLP 3,669,288 65,386,000 12.82%
2 FRANKLIN RESOURCES INC 3,324,006 59,234,000 11.61%
3 JENNISON ASSOCIATES LLC 3,133,708 55,843,000 10.95%
4 MPM ASSET MANAGEMENT LLC 2,118,845 37,758,000 7.40%
5 ADAGE CAPITAL PARTNERS GP, L.L.C. 1,300,000 23,166,000 4.54%
6 Broadfin Capital, LLC 1,259,471 22,444,000 4.40%
7 BlackRock Fund Advisors 1,205,622 21,484,000 4.21%
8 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 1,110,312 19,785,760 3.88%
9 ALLIANCEBERNSTEIN L.P. 1,107,041 19,727,000 3.87%
10 VANGUARD GROUP INC 839,610 14,962,000 2.93%
11 LAZARD ASSET MANAGEMENT LLC 827,322 14,742,000 2.89%
12 D. E. Shaw & Co., Inc. 677,778 12,078,000 2.37%
13 AWM Investment Company, Inc. 600,000 10,692,000 2.10%
14 COLUMBUS CIRCLE INVESTORS 537,019 9,570,000 1.88%
15 OppenheimerFunds, Inc. 530,652 9,456,000 1.85%
16 Visium Asset Management, LP 375,136 6,685,000 1.31%
17 BlackRock Institutional Trust Company, N.A. 361,330 6,439,000 1.26%
18 STATE STREET CORP 346,169 6,169,000 1.21%
19 JPMORGAN CHASE & CO 333,616 5,945,000 1.17%
20 Sio Capital Management, LLC 325,420 5,799,000 1.14%
21 NORTHERN TRUST CORP 301,974 5,381,000 1.05%
22 GOLDMAN SACHS GROUP INC 293,709 5,234,000 1.03%
23 Hutchin Hill Capital, LP 250,000 4,455,000 0.87%
24 BLAIR WILLIAM & CO/IL 248,550 4,429,000 0.87%
25 PRINCIPAL FINANCIAL GROUP INC 234,900 4,186,000 0.82%
26 HIGHLAND CAPITAL MANAGEMENT LP 212,888 3,794,000 0.74%
27 KORNITZER CAPITAL MANAGEMENT INC /KS 207,400 3,696,000 0.72%
28 WADDELL & REED FINANCIAL INC 200,000 3,564,000 0.70%
29 Bank of New York Mellon Corp 196,010 3,492,000 0.68%
30 Iguana Healthcare Management, LLC 180,000 3,208,000 0.63%
31 Grandeur Peak Global Advisors, LLC 179,675 3,202,000 0.63%
32 GEODE CAPITAL MANAGEMENT, LLC 172,023 3,065,000 0.60%
33 TIAA CREF INVESTMENT MANAGEMENT LLC 149,113 2,657,000 0.52%
34 Informed Momentum Co LLC 148,203 2,641,000 0.52%
35 MORGAN STANLEY 127,925 2,279,000 0.45%
36 DRIEHAUS CAPITAL MANAGEMENT LLC 109,222 1,946,000 0.38%
37 MILLENNIUM MANAGEMENT LLC 101,804 1,814,000 0.36%
38 BlackRock Investment Management, LLC 82,225 1,465,000 0.29%
39 Alyeska Investment Group, L.P. 81,104 1,445,000 0.28%
40 Westend Capital Management, LLC 75,210 1,340,000 0.26%
41 AMERIPRISE FINANCIAL INC 66,173 1,180,000 0.23%
42 Tygh Capital Management, Inc. 64,410 1,148,000 0.23%
43 Weiss Multi-Strategy Advisers LLC 60,000 1,069,000 0.21%
44 First Light Asset Management, LLC 58,065 1,035,000 0.20%
45 CREDIT SUISSE AG/ 55,351 987,000 0.19%
46 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 53,283 950,000 0.19%
47 RUSSELL FRANK CO/ 51,287 908,000 0.18%
48 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 45,900 818,000 0.16%
49 TEACHERS ADVISORS, LLC 45,774 816,000 0.16%
50 DEUTSCHE BANK AG\ 44,436 790,000 0.15%
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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.