PARAMETRIC PORTFOLIO ASSOCIATES LLC - 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
PARAMETRIC PORTFOLIO ASSOCIATES LLC ownership history of CUBIST PHARMACEUTICALS INC
ValueSharesWeighting
Q4 2014$4,136,000
+48.0%
41,089
-2.5%
0.01%
+50.0%
Q3 2014$2,795,000
+23.8%
42,125
+30.3%
0.01%
+20.0%
Q2 2014$2,257,000
+4.1%
32,333
+9.1%
0.01%0.0%
Q1 2014$2,169,000
-1.0%
29,645
-6.8%
0.01%0.0%
Q4 2013$2,191,000
+19.6%
31,812
+10.4%
0.01%0.0%
Q3 2013$1,832,000
+29.7%
28,826
-1.4%
0.01%
+25.0%
Q2 2013$1,412,00029,2300.00%
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