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Arena Pharmaceuticals Inc (NASDAQ:ARNA)

Delayed Data
As of May 26
 -0.05 / -3.68%
Today’s Change
Today|||52-Week Range
Institutional investors control 45.44% of the outstanding shares in ARNA. This represents a greater percentage of ownership than at almost any other company in the Biotechnology industry. Additionally, during the quarter ended March 2017, these large investors purchased a net $27.4 million shares.
Individual stakeholders3.40%
Other institutional25.53%
Mutual fund holders19.91%

Largest Quarterly Institutional

Latest Institutional Activity

4/18/2017GREAT POINT PARTNERS LLC  Bought 30.0 Million shares of Arena Pharmaceuticals Inc
3/31/2017RENAISSANCE TECHNOLOGIES LLC  Bought 957.2 Thousand shares of Arena Pharmaceuticals Inc
3/31/2017THE VANGUARD GROUP, INC.  Bought 910.4 Thousand shares of Arena Pharmaceuticals Inc

Top 10 Owners of Arena Pharmaceuticals Inc

Total value ($)Shares
bought / sold
Great Point Partners LLC9.45%30,000,00040,200,000+30,000,000--
Wellington Management Co. LLP7.43%23,583,11531,601,374+547,663+2.38%
The Vanguard Group, Inc.6.27%19,905,38926,673,221+910,434+4.79%
BlackRock Fund Advisors5.64%17,891,29923,974,341+424,679+2.43%
Renaissance Technologies LLC2.67%8,479,44511,362,456+957,190+12.72%
SSgA Funds Management, Inc.2.05%6,501,7918,712,400+272,877+4.38%
Camber Capital Management LLC1.34%4,250,0005,695,00000.00%
Northern Trust Investments, Inc.0.94%2,983,7293,998,197+91,227+3.15%
Senzar Asset Management LLC0.62%1,952,8912,616,874+75,400+4.02%
Geode Capital Management LLC0.59%1,876,1372,514,024+119,336+6.79%

Top 10 Mutual Funds Holding Arena Pharmaceuticals Inc

Mutual fundStakeShares
Total value ($)Shares
bought / sold
Vanguard Small Cap Index Fund2.27%7,213,9129,666,642+1,502,886+26.32%
iShares Russell 2000 ETF2.03%6,453,3798,647,528-50,850-0.78%
Mitsubishi UFJ Kokusai Global Hea...1.89%5,995,4608,033,916+185,567+3.19%
iShares Nasdaq Biotechnology ETF1.28%4,067,9285,451,024-22,350-0.55%
Vanguard Small Cap Growth Index F...1.24%3,944,3835,285,473+835,570+26.88%
Vanguard Extended Market Index Fu...1.05%3,327,6534,459,055+241,649+7.83%
Vanguard Total Stock Market Index...1.01%3,196,6344,283,490-2,409,009-42.97%
Wellington Mgmt. Funds (Ireland) ...0.86%2,715,0553,638,174+15,340+0.57%
iShares Russell 2000 Growth ETF0.81%2,565,7353,438,08500.00%
SPDR S&P Biotech ETF0.70%2,229,6752,987,765-91,908-3.96%