GUGGENHEIM CAPITAL LLC - CUBIST PHARMACEUTICALS INC ownership

Quarter-by-quarter ownership
GUGGENHEIM CAPITAL LLC ownership history of CUBIST PHARMACEUTICALS INC
ValueSharesWeighting
Q4 2014$13,679,000
-13.0%
135,910
-42.7%
0.03%
-10.5%
Q3 2014$15,732,000
-1.3%
237,156
+3.9%
0.04%
-5.0%
Q2 2014$15,932,000
-17.5%
228,187
-13.6%
0.04%
-27.3%
Q1 2014$19,310,000
+16.3%
263,996
+9.5%
0.06%
+10.0%
Q4 2013$16,607,000
+100.2%
241,132
+84.7%
0.05%
+66.7%
Q3 2013$8,295,000
+340.1%
130,542
+234.5%
0.03%
+275.0%
Q2 2013$1,885,00039,0310.01%
Other shareholders
CUBIST PHARMACEUTICALS INC shareholders Q1 2015
NameSharesValueWeighting ↓
Palo Alto Investors LP 1,336,136$92,020,0008.58%
Cormorant Asset Management, LP 400,000$27,548,0008.00%
HealthCor Management, L.P. 1,400,000$96,418,0005.86%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 1,000,000$68,870,0003.57%
SECTOR GAMMA AS 176,090$12,127,0003.27%
EAGLE BOSTON INVESTMENT MANAGEMENT INC 698,376$48,097,0002.33%
Ghost Tree Capital, LLC 50,000$3,444,0002.12%
Duquesne Family Office 413,000$28,443,0001.90%
Rail-Splitter Capital Management, LLC 78,900$5,434,0001.88%
MAZAMA CAPITAL MANAGEMENT INC 50,891$3,505,0001.74%
View complete list of CUBIST PHARMACEUTICALS INC shareholders