WESTFIELD CAPITAL MANAGEMENT CO LP - 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
WESTFIELD CAPITAL MANAGEMENT CO LP ownership history of CUBIST PHARMACEUTICALS INC
ValueSharesWeighting
Q4 2014$273,775,000
+20.6%
2,720,073
-20.5%
1.61%
+16.2%
Q3 2014$226,978,000
+0.5%
3,421,430
+5.8%
1.39%
+3.1%
Q2 2014$225,838,000
+14.4%
3,234,570
+19.9%
1.34%
+13.8%
Q1 2014$197,376,000
+6.0%
2,698,235
-0.2%
1.18%
+7.8%
Q4 2013$186,191,000
+60.5%
2,703,519
+48.1%
1.10%
+47.9%
Q3 2013$115,987,000
+51.0%
1,825,134
+14.7%
0.74%
+40.3%
Q2 2013$76,838,0001,591,1790.53%
Other shareholders
CUBIST PHARMACEUTICALS INC shareholders Q3 2013
NameSharesValueWeighting ↓
Quinn Opportunity Partners LLC 328,000$33,013,00015.74%
Cheyne Capital Management (UK) LLP 373,372$37,593,0009.88%
BARDIN HILL MANAGEMENT PARTNERS LP 897,136$90,296,0009.71%
Andromeda Capital LLC 76,760$7,726,0009.71%
Palo Alto Investors LP 1,303,668$131,214,0007.70%
Andromeda Capital LLC 50,000$5,033,0006.32%
QVT Financial LP 1,200,000$120,780,0006.04%
HARVEST MANAGEMENT LLC 42,500$4,278,0006.03%
Sandell Investment Services LLC 58,525$5,891,0005.62%
Kellner Capital, LLC 70,200$7,066,0004.83%
View complete list of CUBIST PHARMACEUTICALS INC shareholders