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Sunday, November 29, 2009, 7:20PM ET - U.S. Markets Closed. Dow Down 1.48% Nasdaq Down 1.73%
Arena Pharmaceuticals, Inc. (ARNA)On Nov 27: 3.54  Down 0.10 (2.75%)  
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Major HoldersGet Major Holders for:
BREAKDOWN
% of Shares Held by All Insider and 5% Owners: 1%
% of Shares Held by Institutional & Mutual Fund Owners: 73%
% of Float Held by Institutional & Mutual Fund Owners: 74%
Number of Institutions Holding Shares: 122

MAJOR DIRECT HOLDERS (FORMS 3 & 4)
HolderSharesReported
LIEF JACK526,81025-Aug-08
BEHAN DOMINIC P395,5009-Feb-09
HIXSON HARRY F JR90,00014-May-09
HOFFMAN ROBERT57,2542-Sep-08
BELCHER DONALD D50,00014-May-09


TOP INSTITUTIONAL HOLDERS
HolderShares% OutValue*Reported
OPPENHEIMER FUNDS, INC.6,002,6006.47$26,831,62230-Sep-09
BB BIOTECH AG5,431,9805.86$24,280,95030-Sep-09
Barclays Global Investors UK Holdings Ltd5,276,2345.69$23,584,76530-Sep-09
VANGUARD GROUP, INC. (THE)3,708,5434.00$16,577,18730-Sep-09
TCW GROUP, INC. (THE)3,639,1483.92$16,266,99130-Sep-09
STATE STREET CORPORATION2,092,0512.26$9,351,46730-Sep-09
WELLINGTON MANAGEMENT COMPANY, LLP12,715,11013.71$56,836,54130-Sep-09
FEDERATED INVESTORS, INC.10,599,94011.43$47,381,73130-Sep-09
JANUS CAPITAL MANAGEMENT, LLC1,645,9901.78$7,357,57530-Sep-09
LEUTHOLD WEEDEN CAPITAL MANAGEMENT, LLC1,377,6131.49$6,157,93030-Sep-09

TOP MUTUAL FUND HOLDERS
HolderShares% OutValue*Reported
Professionally Managed Portf-Winslow Green Growth Fund2,000,0002.16$8,940,00030-Sep-09
FEDERATED KAUFMANN FUND14,911,17916.08$76,047,01231-Jul-09
ISHARES RUSSELL 2000 INDEX FD1,360,9921.47$6,083,63430-Sep-09
VANGUARD SMALL-CAP INDEX FUND900,874.97$4,495,36130-Jun-09
FEDERATED KAUFMANN SMALL CAP FUND807,868.87$4,120,12631-Jul-09
LEUTHOLD CORE INVESTMENT FUND803,790.87$3,592,94130-Sep-09
VANGUARD TOTAL STOCK MARKET INDEX FUND777,505.84$3,879,74930-Jun-09
ISHARES RUSSELL 2000 GROWTH INDEX FD712,710.77$3,185,81330-Sep-09
JANUS GLOBAL LIFE SCIENCES FUND705,330.76$3,152,82530-Sep-09
ISHARES NASDAQ BIOTECHNOLOGY INDEX FUND651,466.70$2,299,67431-Oct-09

View Transactions for Insiders & Institutional Holders
* Value shown is computed using the security's price on the report date given.


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