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Grantham, Mayo, Van Otterloo & Co. LLC: OSK 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 OSK, newest first. How the timeline and the estimate are built.

Grantham, Mayo, Van Otterloo & Co. LLC held 18,433 OSK shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 18,433 shares
    Change vs previous 13F -1,734 shares

    0.01% of the 13F portfolio, value $2,829,097.

    13F-HR 0001072613-26-000636 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 20,167 shares
    Change vs previous 13F -30,063 shares

    0.01% of the 13F portfolio, value $2,968,784.

    13F-HR 0001072613-26-000397 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 50,230 shares
    Change vs previous 13F +24,284 shares

    0.02% of the 13F portfolio, value $6,310,395.

    13F-HR 0001072613-26-000185 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 25,946 shares
    Change vs previous 13F -44,736 shares

    0.01% of the 13F portfolio, value $3,365,196.

    13F-HR 0001072613-25-000786 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 70,682 shares
    Change vs previous 13F +13,841 shares

    0.02% of the 13F portfolio, value $8,025,234.

    13F-HR 0001072613-25-000542 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 56,841 shares
    Change vs previous 13F +2,052 shares

    0.02% of the 13F portfolio, value $5,347,601.

    13F-HR 0001072613-25-000369 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 54,789 shares
    Change vs previous 13F -468 shares

    0.02% of the 13F portfolio, value $5,208,790.

    13F-HR 0001072613-25-000109 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 55,257 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $5,537,304.

    13F-HR 0001072613-24-000820 filed by Grantham, Mayo, Van Otterloo & Co. LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).