SIMPLEX TRADING, LLC: SLS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SIMPLEX TRADING, LLC on SLS, newest first. How the timeline and the estimate are built.

SIMPLEX TRADING, LLC held 154,099 SLS shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

period ended2026-06-30
13F 154,099 shares
Change vs previous 13F -141,063 shares
0.06% of the 13F portfolio, value $2,274,501.
13F-HR 0001488542-26-000011 filed by SIMPLEX TRADING, LLC
Filed 2026-08-12 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F 295,162 shares
Change vs previous 13F not available
0.04% of the 13F portfolio, value $1,248,535.
13F-HR 0001488542-26-000009 filed by SIMPLEX TRADING, LLC
Filed 2026-05-14 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC
Acceptance time not in the bulk data set (spec §4.2).