SIMPLEX TRADING, LLC: HACK position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SIMPLEX TRADING, LLC on HACK, newest first. How the timeline and the estimate are built.
SIMPLEX TRADING, LLC held 4,404 HACK shares at 2026-06-30 per its 13F-HR filed 2026-08-12.
the latest 13F is the newest step
- period ended2026-06-3013F 4,404 sharesChange vs previous 13F +4,201 shares
0.01% of the 13F portfolio, value $462,111.
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 203 sharesChange vs previous 13F -332 shares
<0.01% of the 13F portfolio, value $15,243.
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 535 sharesChange vs previous 13F +535 shares
<0.01% of the 13F portfolio, value $42,997.
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).
- period ended2025-09-3013F 0 sharesChange vs previous 13F -5,583 shares
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).
Exited: the 13F for this period no longer lists the position.
- period ended2025-06-3013F 5,583 sharesChange vs previous 13F +876 shares
0.01% of the 13F portfolio, value $482,000.
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 ended2025-03-3113F 4,707 sharesChange vs previous 13F +2,156 shares
0.01% of the 13F portfolio, value $337,000.
13F-HR 0001488542-25-000007 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 2,551 sharesChange vs previous 13F +2,551 shares
0.01% of the 13F portfolio, value $190,000.
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).
- period ended2024-09-3013F 0 sharesChange vs previous 13F not available
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).
Exited: the 13F for this period no longer lists the position.