Tekla Capital Management LLC - CUBIST PHARMACEUTICALS INC ownership

CUBIST PHARMACEUTICALS INC's ticker is CBST and the CUSIP is 229678107. A total of 253 filers reported holding CUBIST PHARMACEUTICALS INC in Q2 2013. The put-call ratio across all filers is 0.13 and the average weighting 0.2%.

Quarter-by-quarter ownership
Tekla Capital Management LLC ownership history of CUBIST PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2014$32,802,000
+78.1%
494,454
+87.5%
1.54%
-9.0%
Q2 2014$18,417,000
+11.0%
263,772
+16.3%
1.69%
+1.9%
Q1 2014$16,588,000
+6.2%
226,7720.0%1.66%
+1.1%
Q4 2013$15,618,000
+8.4%
226,7720.0%1.64%
+2.3%
Q3 2013$14,411,000
+12.2%
226,772
-14.7%
1.60%
-8.2%
Q2 2013$12,846,000265,9721.75%
Other shareholders
CUBIST PHARMACEUTICALS INC shareholders Q2 2013
NameSharesValueWeighting ↓
Palo Alto Investors LP 1,843,688$122,310,0009.14%
HealthCor Management, L.P. 1,100,000$72,974,0003.75%
SECTOR GAMMA AS 199,990$13,267,0003.10%
AMI ASSET MANAGEMENT CORP 365,309$24,235,0002.38%
Redmile Group, LLC 283,756$18,824,0002.17%
EAGLE BOSTON INVESTMENT MANAGEMENT INC 1,134,336$75,250,0002.10%
PointState Capital LP 1,650,000$109,461,0001.98%
Tamarack Capital Management, LLC 110,000$7,297,0001.62%
Tekla Capital Management LLC 494,454$32,802,0001.54%
WESTFIELD CAPITAL MANAGEMENT CO LP 3,421,430$226,978,0001.39%
View complete list of CUBIST PHARMACEUTICALS INC shareholders