AMERICAN CENTURY COMPANIES INC - CUBIST PHARMACEUTICALS INC ownership

Quarter-by-quarter ownership
AMERICAN CENTURY COMPANIES INC ownership history of CUBIST PHARMACEUTICALS INC
ValueSharesWeighting
Q4 2014$694,000
-21.9%
6,898
-48.5%
0.00%0.0%
Q3 2014$889,000
+38.9%
13,394
+46.1%
0.00%0.0%
Q2 2014$640,000
-1.7%
9,168
+3.1%
0.00%0.0%
Q1 2014$651,000
-10.0%
8,894
-15.2%
0.00%0.0%
Q4 2013$723,000
-88.8%
10,492
-89.7%
0.00%
-87.5%
Q3 2013$6,484,000
-7.7%
102,028
-29.9%
0.01%
-11.1%
Q2 2013$7,027,000145,4810.01%
Other shareholders
CUBIST PHARMACEUTICALS INC shareholders Q3 2023
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