Grantham, Mayo, Van Otterloo & Co. LLC: SPOK 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 SPOK, newest first. How the timeline and the estimate are built.
Grantham, Mayo, Van Otterloo & Co. LLC held 10,473 SPOK shares at 2026-06-30 per its 13F-HR filed 2026-08-13.
the latest 13F is the newest step
- period ended2026-06-3013F 10,473 sharesChange vs previous 13F 0 shares
<0.01% of the 13F portfolio, value $107,244.
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 10,473 sharesChange vs previous 13F -1,834 shares
<0.01% of the 13F portfolio, value $114,156.
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 ended2025-12-3113F 12,307 sharesChange vs previous 13F 0 shares
<0.01% of the 13F portfolio, value $162,329.
13F-HR 0001072613-26-000185 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 ended2025-09-3013F 12,307 sharesChange vs previous 13F 0 shares
<0.01% of the 13F portfolio, value $212,296.
13F-HR 0001072613-25-000786 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 12,307 sharesChange vs previous 13F 0 shares
<0.01% of the 13F portfolio, value $217,588.
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).
- period ended2025-03-3113F 12,307 sharesChange vs previous 13F +1,429 shares
<0.01% of the 13F portfolio, value $202,327.
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).
- period ended2024-12-3113F 10,878 sharesChange vs previous 13F 0 shares
<0.01% of the 13F portfolio, value $174,592.
13F-HR 0001072613-25-000109 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 ended2024-09-3013F 10,878 sharesChange vs previous 13F not available
<0.01% of the 13F portfolio, value $163,823.
13F-HR 0001072613-24-000820 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).