GROUP ONE TRADING, L.P. - CA INC ownership

CA INC's ticker is and the CUSIP is 12673P955. A total of 4 filers reported holding CA INC 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 CA INC
ValueSharesWeighting
Q3 2018$1,347,000
+977.6%
30,500
+771.4%
0.01%
+1000.0%
Q2 2018$125,000
-86.8%
3,500
-87.5%
0.00%
-90.0%
Q1 2018$949,000
-64.7%
28,000
-65.4%
0.01%
-47.4%
Q4 2017$2,692,000
-13.2%
80,900
-12.9%
0.02%
-32.1%
Q3 2017$3,101,000
+3980.3%
92,900
+4122.7%
0.03%
+2700.0%
Q2 2017$76,000
+300.0%
2,200
+266.7%
0.00%
Q1 2017$19,000
-94.5%
600
-94.4%
0.00%
-100.0%
Q4 2016$343,000
+547.2%
10,800
+575.0%
0.00%
+200.0%
Q3 2016$53,000
-37.6%
1,600
-38.5%
0.00%0.0%
Q2 2016$85,000
+2.4%
2,600
-3.7%
0.00%0.0%
Q1 2016$83,000
-96.8%
2,700
-97.0%
0.00%
-96.7%
Q4 2015$2,576,000
+6.6%
90,200
+1.9%
0.03%
-9.1%
Q3 2015$2,416,000
-51.7%
88,500
-48.2%
0.03%
-52.9%
Q2 2015$5,003,000
+176.9%
170,800
+208.3%
0.07%
+150.0%
Q1 2015$1,807,000
+38.0%
55,400
+28.8%
0.03%
+40.0%
Q4 2014$1,309,000
+21.7%
43,000
+11.7%
0.02%
+17.6%
Q3 2014$1,076,000
+11.7%
38,500
+14.9%
0.02%
+13.3%
Q2 2014$963,000
-40.3%
33,500
-35.7%
0.02%
-44.4%
Q1 2014$1,614,000
+72.6%
52,100
+87.4%
0.03%
+92.9%
Q4 2013$935,000
+179.1%
27,800
+146.0%
0.01%
+133.3%
Q3 2013$335,000
+34.5%
11,300
+29.9%
0.01%0.0%
Q2 2013$249,0008,7000.01%
Other shareholders
CA INC shareholders Q4 2013
NameSharesValueWeighting ↓
BALYASNY ASSET MANAGEMENT L.P. 200,000$6,730,0000.09%
Timber Hill LLC 129,000$4,341,0000.02%
GROUP ONE TRADING, L.P. 27,800$935,0000.01%
Citadel Advisors 62,500$2,103,0000.00%
View complete list of CA INC shareholders