Cubist Pharmaceuticals Inc (NASDAQ:CBST)

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 +0.14 / +0.14%
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Today|||52-Week Range
Institutional investors hold a majority ownership of CBST through the 106.56% 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 September 2014, these large investors purchased a net $1.7 million shares.
Mutual fund holders68.20%
Other institutional38.36%
Individual stakeholders1.13%

Largest Quarterly Institutional

Latest Institutional Activity

9/30/2014POINTSTATE CAPITAL LP  Bought 930.0 Thousand shares of Cubist Pharmaceuticals In...
9/30/2014PUTNAM INVESTMENT MANAGEMENT LLC  Bought 918.3 Thousand shares of Cubist Pharmaceuticals In...
9/30/2014WELLINGTON MANAGEMENT CO. LLP  Bought 755.2 Thousand shares of Cubist Pharmaceuticals In...

Top 10 Owners of Cubist Pharmaceuticals Inc

Total value ($)Shares
bought / sold
Putnam Investment Management LLC10.95%8,350,690633,065,809+918,268+12.35%
Fidelity Management & Research Co...10.57%8,066,630611,531,220+303,586+3.91%
Wellington Management Co. LLP8.08%6,166,910467,513,447+755,182+13.95%
BlackRock Fund Advisors6.84%5,217,931395,571,349+111,763+2.19%
The Vanguard Group, Inc.6.01%4,582,595347,406,527+30,357+0.67%
Westfield Capital Management Co. ...4.48%3,421,430259,378,608+186,860+5.78%
T. Rowe Price Associates, Inc.3.18%2,429,284184,164,020+137,841+6.02%
SSgA Funds Management, Inc.2.77%2,114,410160,293,422+41,169+1.99%
Federated Global Investment Manag...2.62%2,001,860151,761,007-48,630-2.37%
The Boston Company Asset Manageme...2.52%1,925,603145,979,963+360,531+23.04%

Top 10 Mutual Funds Holding Cubist Pharmaceuticals Inc

Mutual fundStakeShares
Total value ($)Shares
bought / sold
Putnam Capital Spectrum Fund6.14%4,681,368354,894,50800.00%
Putnam Equity Spectrum Fund2.82%2,152,083163,149,412+290,708+15.62%
Vanguard Health Care Fund2.59%1,977,342149,902,297+509,800+34.74%
Federated Kaufmann Fund2.10%1,600,000121,296,00000.00%
Canada Pension Plan1.90%1,450,000109,924,500+1,157,000+394.88%
Fidelity Select Health Care Portf...1.87%1,422,640107,850,33800.00%
Vanguard Small Cap Index Fund1.71%1,305,35898,959,190+4,370+0.34%
Fidelity Select Biotechnology Por...1.67%1,275,51996,697,09500.00%
Vanguard Total Stock Market Index...1.61%1,227,04893,022,509+37,081+3.12%
Dreyfus Opportunistic Mid Cap Val...1.42%1,080,85081,939,239-38,550-3.44%

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