Nierenberg Investment Management Company, LLC: CART position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Nierenberg Investment Management Company, LLC on CART, newest first. How the timeline and the estimate are built.

Nierenberg Investment Management Company, LLC held 291,888 CART 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 291,888 shares
Change vs previous 13F 0 shares
6.86% of the 13F portfolio, value $13,820,897.
13F-HR 0001941040-26-000552 filed by Nierenberg Investment Management Company, LLC
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 291,888 shares
Change vs previous 13F not available
5.44% of the 13F portfolio, value $10,934,124.
13F-HR 0001941040-26-000327 filed by Nierenberg Investment Management Company, LLC
Filed 2026-05-13 (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).