Round Rock Advisors LLC: ARQ position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Round Rock Advisors LLC on ARQ, newest first. How the timeline and the estimate are built.

Round Rock Advisors LLC held 378,979 ARQ 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 378,979 shares
Change vs previous 13F +188,271 shares
0.12% of the 13F portfolio, value $966,396.
13F-HR 0001951757-26-001257 filed by Round Rock Advisors 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 190,708 shares
Change vs previous 13F not available
0.07% of the 13F portfolio, value $488,212.
13F-HR 0001951757-26-000878 filed by Round Rock Advisors LLC
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).