Corundum Trust Company, INC: MRK position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Corundum Trust Company, INC on MRK, newest first. How the timeline and the estimate are built.
Corundum Trust Company, INC held 1,824 MRK shares at 2026-06-30 per its 13F-HR filed 2026-07-29.
the latest 13F is the newest step
- period ended2026-06-3013F 1,824 sharesChange vs previous 13F 0 shares
0.63% of the 13F portfolio, value $234,384.
13F-HR 0001987720-26-000003 filed by Corundum Trust Company, INC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 1,824 sharesChange vs previous 13F +1,824 shares
0.5% of the 13F portfolio, value $219,409.
13F-HR 0001987720-26-000002 filed by Corundum Trust Company, INC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-12-3113F 0 sharesChange vs previous 13F -1,963 shares
13F-HR 0001987720-26-000001 filed by Corundum Trust Company, INC
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 ended2025-09-3013F 1,963 sharesChange vs previous 13F +1,963 shares
0.36% of the 13F portfolio, value $164,755.
13F-HR 0001987720-25-000007 filed by Corundum Trust Company, INC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-12-3113F 0 sharesChange vs previous 13F -1,982 shares
13F-HR 0001987720-25-000001 filed by Corundum Trust Company, INC
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 ended2024-09-3013F 1,982 sharesChange vs previous 13F not available
0.62% of the 13F portfolio, value $225,076.
13F-HR 0001987720-24-000002 filed by Corundum Trust Company, INC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).