Grantham, Mayo, Van Otterloo & Co. LLC: MAS position timeline
Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Grantham, Mayo, Van Otterloo & Co. LLC on MAS, newest first. How the timeline and the estimate are built.
Grantham, Mayo, Van Otterloo & Co. LLC held 6,706 MAS shares at 2026-06-30 per its 13F-HR filed 2026-08-13.
the latest 13F is the newest step
- period ended2026-06-3013F 6,706 sharesChange vs previous 13F +501 shares
<0.01% of the 13F portfolio, value $545,667.
13F-HR 0001072613-26-000636 filed by Grantham, Mayo, Van Otterloo & Co. LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2026-03-3113F 6,205 sharesChange vs previous 13F +6,205 shares
<0.01% of the 13F portfolio, value $374,596.
13F-HR 0001072613-26-000397 filed by Grantham, Mayo, Van Otterloo & Co. LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).
- period ended2025-06-3013F 0 sharesChange vs previous 13F -8,831 shares
13F-HR 0001072613-25-000542 filed by Grantham, Mayo, Van Otterloo & Co. LLC
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 ended2025-03-3113F 8,831 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $614,108.
13F-HR 0001072613-25-000369 filed by Grantham, Mayo, Van Otterloo & Co. LLC
Filed (acceptance time not in the bulk data set), ingestedAcceptance time not in the bulk data set (spec §4.2).