Calamos Advisors LLC - CUBIST PHARMACEUTICALS INC ownership

CUBIST PHARMACEUTICALS INC's ticker is and the CUSIP is 229678AH0. A total of 34 filers reported holding CUBIST PHARMACEUTICALS INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.3%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of CUBIST PHARMACEUTICALS INC
ValueSharesWeighting
Q4 2014$26,680,000
+33.0%
19,608,000
+9.1%
0.18%
+31.3%
Q3 2014$20,065,00017,973,0000.13%
Other shareholders
CUBIST PHARMACEUTICALS INC shareholders Q4 2014
NameSharesValueWeighting ↓
GLAZER CAPITAL, LLC 15,015,000$20,422,0002.94%
BERKLEY W R CORP 28,794,000$39,168,0001.84%
Polar Asset Management Partners Inc. 20,000,000$27,251,0001.45%
CSS LLC/IL 14,500,000$19,736,0000.98%
Wellesley Asset Management 11,053$15,066,0000.88%
Verition Fund Management LLC 2,500,000$3,406,0000.76%
Magnetar Financial LLC 24,000,000$32,714,0000.52%
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 18,500,000$25,160,000,0000.44%
PALISADE CAPITAL MANAGEMENT, LP 10,040,000$13,667,0000.33%
RWC Asset Management LLP 2,500,000$3,400,0000.26%
View complete list of CUBIST PHARMACEUTICALS INC shareholders