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Arena Pharmaceuticals Inc (NASDAQ:ARNA)

Delayed Data
As of 3:59pm ET
 -0.015 / -0.95%
Today’s Change
Today|||52-Week Range
Institutional investors hold a majority ownership of ARNA through the 53.95% of the outstanding shares that they control. This interest is also higher than at almost any other company in the Biotechnology industry. Last, during the quarter ended December 2015, these large investors purchased a net $11.4 million shares.
Individual stakeholders4.42%
Mutual fund holders27.18%
Other institutional26.77%

Largest Quarterly Institutional

Latest Institutional Activity

3/31/2016COMMONWEALTH EQUITY SERVICES, IN...  Bought 32.3 Thousand shares of Arena Pharmaceuticals Inc
3/31/2016ADVISORY SERVICES NETWORK LLC  Bought 27.5 Thousand shares of Arena Pharmaceuticals Inc
3/31/2016APERIO GROUP LLC  Bought 17.0 Thousand shares of Arena Pharmaceuticals Inc

Top 10 Owners of Arena Pharmaceuticals Inc

Total value ($)Shares
bought / sold
Wellington Management Co. LLP10.31%25,030,75149,310,579-8,878,708-26.18%
The Vanguard Group, Inc.7.07%17,162,63733,810,395+485,870+2.91%
BlackRock Fund Advisors6.13%14,878,54229,310,728-319,404-2.10%
Fidelity Management & Research Co...5.82%14,123,75227,823,791+1,917,052+15.70%
Camber Capital Management LLC4.32%10,500,00020,685,000+750,000+7.69%
RA Capital Management LLC3.59%8,714,48217,167,530+8,714,482--
SSgA Funds Management, Inc.3.38%8,218,84816,191,131-4,577,132-35.77%
Renaissance Technologies LLC1.29%3,129,2006,164,524+1,027,000+48.85%
Northern Trust Investments, Inc.1.17%2,850,5485,615,580+90,586+3.28%
Millennium Management LLC0.82%1,989,8313,919,967+1,315,235+194.97%

Top 10 Mutual Funds Holding Arena Pharmaceuticals Inc

Mutual fundStakeShares
Total value ($)Shares
bought / sold
Fidelity Select Health Care Portf...3.71%9,000,00017,730,000+444,143+5.19%
Vanguard Small Cap Index Fund2.03%4,920,4619,693,308+4,407+0.09%
Vanguard Total Stock Market Index...1.92%4,663,5839,187,259+10,437+0.22%
iShares Russell 2000 ETF1.55%3,756,0357,399,389-17,304-0.46%
iShares Nasdaq Biotechnology ETF1.31%3,188,4556,281,256+44,905+1.43%
Kokusai Global Healthcare & Bio O...1.29%3,129,2276,164,577+1,878,355+150.16%
Vanguard Small Cap Growth Index F...1.23%2,998,0175,906,093+35,504+1.20%
Vanguard Extended Market Index Fu...1.11%2,703,2855,325,471+67,671+2.57%
Fidelity Advisor Health Care Fund1.08%2,625,3965,172,030+106,000+4.21%
SPDR S&P Biotech ETF0.92%2,244,0354,420,749-1,765,678-44.04%