ALBERT D MASON INC: GGG position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ALBERT D MASON INC on GGG, newest first. How the timeline and the estimate are built.
ALBERT D MASON INC held 8,106 GGG shares at 2026-06-30 per its 13F-HR filed 2026-07-22.
the latest 13F is the newest step
- period ended2026-06-3013F 8,106 sharesChange vs previous 13F +300 shares
0.35% of the 13F portfolio, value $612,928.
13F-HR 0001169318-26-000003 filed by ALBERT D MASON 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 7,806 sharesChange vs previous 13F +106 shares
0.43% of the 13F portfolio, value $660,767.
13F-HR 0001169318-26-000002 filed by ALBERT D MASON 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 7,700 sharesChange vs previous 13F -17,672 shares
0.42% of the 13F portfolio, value $631,171.
13F-HR 0001169318-26-000001 filed by ALBERT D MASON INC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-09-3013F 25,372 sharesChange vs previous 13F +1,702 shares
1.4% of the 13F portfolio, value $2,155,641.
13F-HR 0001169318-25-000009 filed by ALBERT D MASON INC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 23,670 sharesChange vs previous 13F -2,115 shares
1.47% of the 13F portfolio, value $2,034,891.
13F-HR 0001169318-25-000003 filed by ALBERT D MASON INC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-03-3113F 25,785 sharesChange vs previous 13F -2,138 shares
1.46% of the 13F portfolio, value $2,153,301.
13F-HR 0001169318-25-000002 filed by ALBERT D MASON 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 27,923 sharesChange vs previous 13F +121 shares
1.57% of the 13F portfolio, value $2,353,659.
13F-HR 0001169318-25-000001 filed by ALBERT D MASON INC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2024-09-3013F 27,802 sharesChange vs previous 13F not available
1.56% of the 13F portfolio, value $2,432,949.
13F-HR 0001169318-24-000008 filed by ALBERT D MASON INC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).