GROUP ONE TRADING LLC: BW position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GROUP ONE TRADING LLC on BW, newest first. How the timeline and the estimate are built.
GROUP ONE TRADING LLC held 0 BW shares at 2026-06-30 per its 13F-HR filed 2026-08-14.
the latest 13F is the newest step
- period ended2026-06-3013F 0 sharesChange vs previous 13F -56,351 shares
13F-HR 0000932540-26-000011 filed by GROUP ONE TRADING LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
- period ended2026-03-3113F 56,351 sharesChange vs previous 13F -13,981 shares
0.03% of the 13F portfolio, value $827,796.
13F-HR 0000932540-26-000005 filed by GROUP ONE TRADING LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 70,332 sharesChange vs previous 13F -327,170 shares
0.01% of the 13F portfolio, value $445,905.
13F-HR 0000932540-26-000002 filed by GROUP ONE TRADING LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 397,502 sharesChange vs previous 13F +213,129 shares
0.03% of the 13F portfolio, value $1,152,756.
13F-HR 0000932540-25-000040 filed by GROUP ONE TRADING LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 184,373 sharesChange vs previous 13F +128,380 shares
0.01% of the 13F portfolio, value $177,385.
13F-HR 0000932540-25-000034 filed by GROUP ONE TRADING LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 55,993 sharesChange vs previous 13F -162,517 shares
<0.01% of the 13F portfolio, value $37,650.
13F-HR 0000932540-25-000027 filed by GROUP ONE TRADING LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F/A 218,510 sharesChange vs previous 13F not available
0.01% of the 13F portfolio, value $358,356.
13F-HR/A 0000932540-25-000028 filed by GROUP ONE TRADING LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).