GROUP ONE TRADING, L.P. - ICON PLC ownership

ICON PLC's ticker is and the CUSIP is G4705A950. A total of 3 filers reported holding ICON PLC in Q2 2021. 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 ICON PLC
ValueSharesWeighting
Q4 2021$1,239,000
-29.4%
4,000
-40.3%
0.00%
-50.0%
Q3 2021$1,756,000
-78.7%
6,700
-83.2%
0.00%
-80.0%
Q2 2021$8,248,000
+739.9%
39,900
+698.0%
0.01%
+900.0%
Q1 2021$982,000
+13928.6%
5,000
+4900.0%
0.00%
Q3 2015$7,000
-93.1%
100
-93.3%
0.00%
-100.0%
Q2 2015$101,000
+1342.9%
1,500
+1400.0%
0.00%
Q1 2015$7,000
+40.0%
1000.0%0.00%
Q4 2014$5,000
-78.3%
100
-75.0%
0.00%
Q3 2014$23,000
+64.3%
400
+33.3%
0.00%
Q2 2014$14,000
-62.2%
300
-66.7%
0.00%
-100.0%
Q3 2013$37,0009000.00%
Other shareholders
ICON PLC shareholders Q2 2021
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 6,700$1,756,0000.00%
SIMPLEX TRADING, LLC 1,900$410,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of ICON PLC shareholders