COOKSON PEIRCE & CO INC - CUBIST PHARMACEUTICALS INC ownership

CUBIST PHARMACEUTICALS INC's ticker is CBST and the CUSIP is 229678107. A total of 271 filers reported holding CUBIST PHARMACEUTICALS INC in Q2 2014. The put-call ratio across all filers is 1.63 and the average weighting 0.2%.

Quarter-by-quarter ownership
COOKSON PEIRCE & CO INC ownership history of CUBIST PHARMACEUTICALS INC
ValueSharesWeighting
Q1 2014$1,080,000
+14.2%
14,770
+7.5%
0.27%
+7.6%
Q4 2013$946,00013,7400.25%
Other shareholders
CUBIST PHARMACEUTICALS INC shareholders Q2 2014
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