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

ICON PLC's ticker is and the CUSIP is G4705A900. A total of 3 filers reported holding ICON PLC in Q1 2023. 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
Q3 2023$295,500
+1081.1%
1,200
+1100.0%
0.00%
Q2 2023$25,020
+17.1%
1000.0%0.00%
Q1 2023$21,359
-88.4%
100
-90.0%
0.00%
Q3 2022$184,000
-29.2%
1,000
-16.7%
0.00%
Q2 2022$260,000
-77.7%
1,200
-75.0%
0.00%
-100.0%
Q1 2022$1,167,000
+1011.4%
4,800
+1100.0%
0.00%
Q3 2021$105,000
-86.3%
400
-89.2%
0.00%
-100.0%
Q2 2021$765,000
+3725.0%
3,700
+3600.0%
0.00%
Q1 2021$20,000
-93.2%
100
-97.4%
0.00%
-100.0%
Q4 2015$295,000
-38.9%
3,800
-44.1%
0.00%
-57.1%
Q3 2015$483,000
+6800.0%
6,800
+6700.0%
0.01%
Q1 2015$7,000
-90.8%
100
-93.3%
0.00%
-100.0%
Q4 2014$76,000
-46.9%
1,500
-40.0%
0.00%
-50.0%
Q3 2014$143,000
+150.9%
2,500
+108.3%
0.00%
+100.0%
Q2 2014$57,000
+470.0%
1,200
+500.0%
0.00%
Q1 2014$10,000
-64.3%
200
-71.4%
0.00%
Q4 2013$28,000
+12.0%
700
+16.7%
0.00%
Q3 2013$25,000
+257.1%
600
+200.0%
0.00%
Q2 2013$7,0002000.00%
Other shareholders
ICON PLC shareholders Q1 2023
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 3,100$6620.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GROUP ONE TRADING, L.P. 100$21,3590.00%
View complete list of ICON PLC shareholders