GROUP ONE TRADING, L.P. - SYSTEM1 INC ownership

SYSTEM1 INC's ticker is and the CUSIP is 87200P909. A total of 5 filers reported holding SYSTEM1 INC in Q3 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 SYSTEM1 INC
ValueSharesWeighting
Q3 2023$402,446
-74.0%
332,600
-3.4%
0.00%
-80.0%
Q2 2023$1,549,350
+80.2%
344,300
+72.2%
0.01%
+66.7%
Q1 2023$860,000
-72.8%
200,000
-70.4%
0.00%
-57.1%
Q4 2022$3,166,688
-74.4%
675,200
-65.6%
0.01%
-70.8%
Q3 2022$12,358,000
-16.2%
1,964,700
-7.2%
0.02%
+4.3%
Q2 2022$14,755,000
-34.9%
2,117,000
+35.5%
0.02%
+4.5%
Q1 2022$22,673,0001,562,6000.02%
Other shareholders
SYSTEM1 INC shareholders Q3 2023
NameSharesValueWeighting ↓
Sea Otter Advisors LLC 12,500$15,1250.01%
GROUP ONE TRADING, L.P. 332,600$402,4460.00%
JANE STREET GROUP, LLC 212,500$257,1250.00%
SIMPLEX TRADING, LLC 41,900$500.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of SYSTEM1 INC shareholders