ESSEX INVESTMENT MANAGEMENT CO LLC - CATAMARAN CORP ownership

CATAMARAN CORP's ticker is CTRX and the CUSIP is 148887102. A total of 321 filers reported holding CATAMARAN CORP in Q3 2013. The put-call ratio across all filers is 1.30 and the average weighting 0.3%.

Quarter-by-quarter ownership
ESSEX INVESTMENT MANAGEMENT CO LLC ownership history of CATAMARAN CORP
ValueSharesWeighting
Q1 2014$1,242,000
-27.4%
27,750
-23.0%
0.18%
-25.2%
Q4 2013$1,711,000
+1.4%
36,056
-1.8%
0.24%
-5.5%
Q3 2013$1,687,000
+6.0%
36,705
+12.5%
0.26%
-8.9%
Q2 2013$1,591,00032,6250.28%
Other shareholders
CATAMARAN CORP shareholders Q3 2013
NameSharesValueWeighting ↓
Cumberland Partners Ltd 888,280$46,033,0004.81%
Rail-Splitter Capital Management, LLC 299,857$15,518,0004.74%
BloombergSen Inc. 1,277,392$66,105,0004.68%
CORNERSTONE CAPITAL MANAGEMENT LLC 2,637,818$136,507,0004.43%
Provident Investment Management, Inc. 382,650$19,802,0004.31%
BLUE JAY CAPITAL MANAGEMENT, LLC 160,000$8,280,0003.69%
Goodman Financial Corp 87,380$4,522,0003.06%
DECADE CAPITAL MANAGEMENT LLC 344,268$17,816,0003.05%
Maryland Capital Management 643,834$33,318,0002.91%
Bridgewater Wealth & Financial Management, LLC 136,444$7,061,0002.87%
View complete list of CATAMARAN CORP shareholders