Timber Hill LLC - 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
Timber Hill LLC ownership history of CUBIST PHARMACEUTICALS INC
ValueSharesWeighting
Q1 2014$374,000
-4.3%
5,118
-9.9%
0.00%
+100.0%
Q4 2013$391,000
-10.5%
5,679
-17.4%
0.00%
-50.0%
Q3 2013$437,000
-31.2%
6,872
-47.7%
0.00%0.0%
Q2 2013$635,00013,1450.00%
Other shareholders
CUBIST PHARMACEUTICALS INC shareholders Q3 2013
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