Calamos Advisors LLC - CUBIST PHARMACEUTICALS INC ownership

CUBIST PHARMACEUTICALS INC's ticker is and the CUSIP is 229678AF4. A total of 26 filers reported holding CUBIST PHARMACEUTICALS INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.4%.

Quarter-by-quarter ownership
Calamos Advisors LLC ownership history of CUBIST PHARMACEUTICALS INC
ValueSharesWeighting
Q4 2014$19,983,000
+18.1%
15,063,000
-3.3%
0.13%
+16.8%
Q3 2014$16,925,00015,580,0000.11%
Other shareholders
CUBIST PHARMACEUTICALS INC shareholders Q4 2014
NameSharesValueWeighting ↓
GLAZER CAPITAL, LLC 12,927,000$17,149,0002.47%
TENOR CAPITAL MANAGEMENT Co., L.P. 5,000,000$6,652,0001.77%
CSS LLC/IL 25,000,000$33,219,0001.65%
BERKLEY W R CORP 23,037,000$30,648,0001.44%
QVT Financial LP 9,500,000$12,636,0000.63%
CQS Cayman LP 7,000,000$9,306,0000.62%
WATER ISLAND CAPITAL LLC 24,624,000$32,642,190,0000.54%
CAPSTONE INVESTMENT ADVISORS, LLC 22,750,000$30,180,0000.43%
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 17,500,000$23,144,000,0000.40%
COASTLAND CAPITAL LLC 5,800$7,700,0000.30%
View complete list of CUBIST PHARMACEUTICALS INC shareholders