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ARENA PHARMACEUTICALS INC
ARENA PHARMACEUTICALS INC. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 131 Institutional holders with a total value of $228,274,353.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 WELLINGTON MANAGEMENT GROUP LLP 25,030,751 47,558,000 20.83%
2 VANGUARD GROUP INC 17,162,637 32,608,000 14.28%
3 FMR LLC 14,123,752 26,835,000 11.76%
4 BlackRock Fund Advisors 8,789,588 16,700,000 7.32%
5 RA CAPITAL MANAGEMENT, L.P. 8,714,482 16,558,000 7.25%
6 STATE STREET CORP 8,218,848 15,619,000 6.84%
7 BlackRock Institutional Trust Company, N.A. 6,088,954 11,569,000 5.07%
8 RENAISSANCE TECHNOLOGIES LLC 3,129,200 5,945,000 2.60%
9 NORTHERN TRUST CORP 2,850,548 5,416,000 2.37%
10 MILLENNIUM MANAGEMENT LLC 1,989,831 3,781,000 1.66%
11 SENZAR ASSET MANAGEMENT, LLC 1,944,091 3,693,773 1.62%
12 GEODE CAPITAL MANAGEMENT, LLC 1,549,235 2,942,000 1.29%
13 NORGES BANK 1,329,146 2,525,000 1.11%
14 Bank of New York Mellon Corp 1,131,385 2,150,000 0.94%
15 GOLDMAN SACHS GROUP INC 1,051,600 1,998,000 0.88% Call
16 SUSQUEHANNA INTERNATIONAL GROUP, LLP 1,046,247 1,988,000 0.87%
17 FEDERATED HERMES, INC. 1,023,700 1,945,000 0.85%
18 SUSQUEHANNA INTERNATIONAL GROUP, LLP 884,000 1,680,000 0.74% Put
19 TIAA CREF INVESTMENT MANAGEMENT LLC 871,676 1,656,000 0.73%
20 ASCEND CAPITAL, LLC 822,136 1,561,000 0.68%
21 BlackRock Investment Management, LLC 813,789 1,546,000 0.68%
22 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 741,257 1,409,000 0.62%
23 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 636,300 1,209,000 0.53%
24 CORNERSTONE CAPITAL MANAGEMENT HOLDINGS LLC. 470,539 894,000 0.39%
25 ALLIANCEBERNSTEIN L.P. 449,653 859,000 0.38%
26 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 448,544 852,000 0.37%
27 DAFNA Capital Management LLC 381,600 725,000 0.32%
28 UBS Group AG 379,266 721,000 0.32%
29 SUSQUEHANNA INTERNATIONAL GROUP, LLP 372,100 707,000 0.31% Call
30 AMERICAN INTERNATIONAL GROUP, INC. 355,369 674,000 0.30%
31 TEACHERS ADVISORS, LLC 350,838 667,000 0.29%
32 UNITED SERVICES AUTOMOBILE ASSOCIATION 349,620 664,000 0.29%
33 VIRTUS ETF ADVISERS LLC 323,107 614,000 0.27%
34 Swiss National Bank 311,900 593,000 0.26%
35 QS Investors, LLC 309,563 588,000 0.26%
36 CITADEL ADVISORS LLC 286,679 545,000 0.24%
37 GOLDMAN SACHS GROUP INC 279,502 531,000 0.23%
38 RHUMBLINE ADVISERS 247,399 470,000 0.21%
39 ProShare Advisors LLC 230,291 438,000 0.19%
40 Cambridge Investment Research Advisors, Inc. 221,534 421,000 0.18%
41 NEW YORK STATE COMMON RETIREMENT FUND 220,800 420,000 0.18%
42 CREDIT SUISSE AG/ 199,801 379,000 0.17%
43 STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 199,052 378,000 0.17%
44 Connor, Clark & Lunn Investment Management Ltd. 197,600 375,000 0.16%
45 BlackRock Group LTD 181,529 345,000 0.15%
46 METROPOLITAN LIFE INSURANCE CO/NY 172,112 327,000 0.14%
47 DEUTSCHE BANK AG\ 163,958 308,000 0.13%
48 Nationwide Fund Advisors 159,227 303,000 0.13%
49 MANUFACTURERS LIFE INSURANCE COMPANY, THE 159,487 303,000 0.13%
50 Squarepoint Ops LLC 126,200 240,000 0.11%
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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.