Tower Research Capital LLC (TRC): LAB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Tower Research Capital LLC (TRC) on LAB, newest first. How the timeline and the estimate are built.

Tower Research Capital LLC (TRC) held 14,153 LAB shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

period ended2026-06-30
13F 14,153 shares
Change vs previous 13F -19,945 shares
<0.01% of the 13F portfolio, value $11,644.
13F-HR 0001533421-26-000008 filed by Tower Research Capital LLC (TRC)
Filed 2026-08-11 (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 34,098 shares
Change vs previous 13F not available
<0.01% of the 13F portfolio, value $31,346.
13F-HR 0001533421-26-000006 filed by Tower Research Capital LLC (TRC)
Filed 2026-05-15 (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).