MARSHALL WACE, LLP - CUBIST PHARMACEUTICALS INC ownership

CUBIST PHARMACEUTICALS INC's ticker is CBST and the CUSIP is 229678107. A total of 316 filers reported holding CUBIST PHARMACEUTICALS INC in Q4 2014. The put-call ratio across all filers is 2.12 and the average weighting 0.7%.

Quarter-by-quarter ownership
MARSHALL WACE, LLP ownership history of CUBIST PHARMACEUTICALS INC
ValueSharesWeighting
Q4 2014$3,110,000
+21.4%
30,904
-15.8%
0.04%
+7.9%
Q2 2014$2,562,00036,6960.04%
Other shareholders
CUBIST PHARMACEUTICALS INC shareholders Q4 2014
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