GROUP ONE TRADING LLC: PCG position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GROUP ONE TRADING LLC on PCG, newest first. How the timeline and the estimate are built.
GROUP ONE TRADING LLC held 92,946 PCG shares at 2026-06-30 per its 13F-HR filed 2026-08-14.
the latest 13F is the newest step
- period ended2026-06-3013F 92,946 sharesChange vs previous 13F +92,946 shares
0.05% of the 13F portfolio, value $1,563,352.
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).
- period ended2026-03-3113F 0 sharesChange vs previous 13F -29,278 shares
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).
Exited: the 13F for this period no longer lists the position.
- period ended2025-12-3113F 29,278 sharesChange vs previous 13F -39,710 shares
0.01% of the 13F portfolio, value $470,497.
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 68,988 sharesChange vs previous 13F +68,988 shares
0.03% of the 13F portfolio, value $1,040,339.
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 0 sharesChange vs previous 13F -167,734 shares
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).
Exited: the 13F for this period no longer lists the position.
- period ended2025-03-3113F 167,734 sharesChange vs previous 13F +167,011 shares
0.12% of the 13F portfolio, value $2,881,670.
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 723 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $14,590.
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).