BlackRock Fund Advisors - CUBIST PHARMACEUTICALS INC ownership

CUBIST PHARMACEUTICALS INC's ticker is CBST and the CUSIP is 229678107. A total of 279 filers reported holding CUBIST PHARMACEUTICALS INC in Q4 2013. The put-call ratio across all filers is 0.62 and the average weighting 0.2%.

Quarter-by-quarter ownership
BlackRock Fund Advisors ownership history of CUBIST PHARMACEUTICALS INC
ValueSharesWeighting
Q4 2014$309,287,000
+49.8%
3,072,898
-1.3%
0.08%
+31.0%
Q3 2014$206,448,000
-0.9%
3,111,973
+4.3%
0.06%
-1.7%
Q2 2014$208,256,000
-0.3%
2,982,750
+4.5%
0.06%
-4.8%
Q1 2014$208,882,000
+5.7%
2,855,525
-0.5%
0.06%
+3.3%
Q4 2013$197,649,000
+30.8%
2,869,891
+20.7%
0.06%
+17.6%
Q3 2013$151,059,000
+17.2%
2,377,016
-10.9%
0.05%
+8.5%
Q2 2013$128,875,0002,668,7710.05%
Other shareholders
CUBIST PHARMACEUTICALS INC shareholders Q4 2013
NameSharesValueWeighting ↓
Palo Alto Investors LP 1,843,688$122,310,0009.14%
HealthCor Management, L.P. 1,100,000$72,974,0003.75%
SECTOR GAMMA AS 199,990$13,267,0003.10%
AMI ASSET MANAGEMENT CORP 365,309$24,235,0002.38%
Redmile Group, LLC 283,756$18,824,0002.17%
EAGLE BOSTON INVESTMENT MANAGEMENT INC 1,134,336$75,250,0002.10%
PointState Capital LP 1,650,000$109,461,0001.98%
Tamarack Capital Management, LLC 110,000$7,297,0001.62%
Tekla Capital Management LLC 494,454$32,802,0001.54%
WESTFIELD CAPITAL MANAGEMENT CO LP 3,421,430$226,978,0001.39%
View complete list of CUBIST PHARMACEUTICALS INC shareholders