ARCA Biopharma Inc (NASDAQ:ABIO)

Data as of 4:00pm ET
 -0.0487 / -5.01%
Today’s Change
Today|||52-Week Range
Institutional investors hold 4.39% of ABIO's outstanding shares This is below the norm for stocks in the Biotechnology industry and implies that this is not a key holding for them.
Mutual fund holders2.65%
Individual stakeholders18.26%
Other institutional1.74%

Largest Quarterly Institutional

Latest Institutional Activity

9/30/2014COLUMBIA MANAGEMENT INVESTMENT A...  Bought 10.0 Thousand shares of ARCA Biopharma Inc
9/30/2014HABERER REGISTERED INVESTMENT AD...  Bought 5.0 Thousand shares of ARCA Biopharma Inc
9/30/2014THE VANGUARD GROUP, INC.  Bought 4.1 Thousand shares of ARCA Biopharma Inc

Top 10 Owners of ARCA Biopharma Inc

Total value ($)Shares
bought / sold
The Vanguard Group, Inc.1.91%404,252330,678+4,106+1.03%
GRT Capital Partners LLC1.01%214,077175,115+3,437+1.63%
Bridgeway Capital Management, Inc...0.57%120,00098,16000.00%
The California Public Employees R...0.27%57,69547,19500.00%
Geode Capital Management LLC0.12%25,65320,98400.00%
KCG Americas LLC0.11%23,83419,496-24,952-51.15%
Citadel Advisors LLC0.08%15,91413,018-2,531-13.72%
HighTower Advisors LLC0.07%15,60012,761-1,600-9.30%
Bank of America, NA (Private Bank...0.07%15,04012,303-49,580-76.73%
Goldman Sachs & Co. (Private Bank...0.06%12,1519,940-2,621-17.74%

Top 10 Mutual Funds Holding ARCA Biopharma Inc

Mutual fundStakeShares
Total value ($)Shares
bought / sold
Vanguard Total Stock Market Index...1.52%320,424262,10700.00%
Bridgeway Ultra Small Company Fun...0.57%120,00098,16000.00%
Vanguard Institutional Total Stoc...0.33%69,70057,01500.00%
Fidelity Spartan Extended Market ...0.12%25,65320,98400.00%
Vanguard Extended Market Index Fu...0.07%14,12811,55700.00%
Wilshire Micro Cap ETF0.03%6,8845,631+431+6.68%
AXA/Lord Abbett Micro Cap Portfol...0.01%3,0322,480+3,032--
BlackRock Master Extended Market ...0.00%00-10,078-100.00%

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