GROUP ONE TRADING LLC: TWI position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GROUP ONE TRADING LLC on TWI, newest first. How the timeline and the estimate are built.
GROUP ONE TRADING LLC held 0 TWI 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 -229 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 229 sharesChange vs previous 13F -993 shares
<0.01% of the 13F portfolio, value $1,582.
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 1,222 sharesChange vs previous 13F -8,325 shares
<0.01% of the 13F portfolio, value $9,568.
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 9,547 sharesChange vs previous 13F -1,529 shares
<0.01% of the 13F portfolio, value $72,175.
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 11,076 sharesChange vs previous 13F -4,221 shares
<0.01% of the 13F portfolio, value $113,751.
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 15,297 sharesChange vs previous 13F -2,054 shares
0.01% of the 13F portfolio, value $128,342.
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 17,351 sharesChange vs previous 13F +17,351 shares
<0.01% of the 13F portfolio, value $117,813.
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).
- period ended2024-09-3013F 0 sharesChange vs previous 13F not available
13F-HR 0000932540-24-000015 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.