BlackRock Fund Advisors - CUBIST PHARMACEUTICALS INC ownership

CUBIST PHARMACEUTICALS INC's ticker is CBST and the CUSIP is 229678107. A total of 272 filers reported holding CUBIST PHARMACEUTICALS INC in Q3 2013. The put-call ratio across all filers is 0.25 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 Q3 2013
NameSharesValueWeighting ↓
AKANTHOS CAPITAL MANAGEMENT LLC 50,500$3,526,00010.49%
Palo Alto Investors LP 1,526,916$106,609,0007.94%
HealthCor Management, L.P. 1,225,000$85,530,0004.29%
SECTOR GAMMA AS 192,490$13,440,0003.18%
AMI ASSET MANAGEMENT CORP 363,698$25,393,0002.52%
EAGLE BOSTON INVESTMENT MANAGEMENT INC 578,207$40,370,0002.01%
TURNER INVESTMENTS LLC 559,239$39,046,0001.73%
Tekla Capital Management LLC 263,772$18,417,0001.69%
MAZAMA CAPITAL MANAGEMENT INC 80,221$5,601,0001.50%
WESTFIELD CAPITAL MANAGEMENT CO LP 3,234,570$225,838,0001.34%
View complete list of CUBIST PHARMACEUTICALS INC shareholders