SIMPLEX TRADING, LLC: IWM position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SIMPLEX TRADING, LLC on IWM, newest first. How the timeline and the estimate are built.
SIMPLEX TRADING, LLC held 536,810 IWM shares at 2026-06-30 per its 13F-HR filed 2026-08-12.
the latest 13F is the newest step
- period ended2026-06-3013F 536,810 sharesChange vs previous 13F +520,581 shares
4.21% of the 13F portfolio, value $161,284,564.
13F-HR 0001488542-26-000011 filed by SIMPLEX 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 16,229 sharesChange vs previous 13F +16,229 shares
0.12% of the 13F portfolio, value $4,024,792.
13F-HR 0001488542-26-000009 filed by SIMPLEX 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 0 sharesChange vs previous 13F -617,585 shares
13F-HR 0001488542-26-000002 filed by SIMPLEX 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 ended2025-09-3013F 617,585 sharesChange vs previous 13F +424,988 shares
3.3% of the 13F portfolio, value $149,430,000.
13F-HR 0001488542-25-000018 filed by SIMPLEX 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 192,597 sharesChange vs previous 13F +192,597 shares
1.12% of the 13F portfolio, value $41,560,000.
13F-HR 0001488542-25-000010 filed by SIMPLEX 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 0 sharesChange vs previous 13F -113,827 shares
13F-HR 0001488542-25-000001 filed by SIMPLEX 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 ended2024-09-3013F 113,827 sharesChange vs previous 13F not available
0.85% of the 13F portfolio, value $25,143,000.
13F-HR 0001488542-24-000015 filed by SIMPLEX TRADING, LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).