GROUP ONE TRADING, L.P. - CATAMARAN CORP ownership

CATAMARAN CORP's ticker is and the CUSIP is 148887952. A total of 2 filers reported holding CATAMARAN CORP in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
GROUP ONE TRADING, L.P. ownership history of CATAMARAN CORP
ValueSharesWeighting
Q2 2015$1,564,000
-48.5%
25,600
-49.8%
0.02%
-54.2%
Q1 2015$3,037,000
+846.1%
51,000
+722.6%
0.05%
+860.0%
Q4 2014$321,000
+4.2%
6,200
-15.1%
0.01%0.0%
Q3 2014$308,000
-78.8%
7,300
-77.8%
0.01%
-77.3%
Q2 2014$1,453,000
+43.6%
32,900
+45.6%
0.02%
+29.4%
Q1 2014$1,012,000
-36.6%
22,600
-32.7%
0.02%
-29.2%
Q4 2013$1,595,000
+2.7%
33,600
-0.6%
0.02%
-20.0%
Q3 2013$1,553,000
-49.5%
33,800
-46.4%
0.03%
-60.5%
Q2 2013$3,074,00063,1000.08%
Other shareholders

There were no reported owners of CATAMARAN CORP in Q4 2013.

NameSharesValueWeighting ↓
View complete list of CATAMARAN CORP shareholders