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DIMENSIONAL FUND ADVISORS LP: KOS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of DIMENSIONAL FUND ADVISORS LP on KOS, newest first. How the timeline and the estimate are built.

DIMENSIONAL FUND ADVISORS LP held 9,582,883 KOS shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 9,582,883 shares
    Change vs previous 13F +2,499,808 shares

    <0.01% of the 13F portfolio, value $20,217,815.

    13F-HR 0000354204-26-000866 filed by DIMENSIONAL FUND ADVISORS LP
    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 7,083,075 shares
    Change vs previous 13F +1,204,789 shares

    <0.01% of the 13F portfolio, value $19,699,423.

    13F-HR 0000354204-26-000581 filed by DIMENSIONAL FUND ADVISORS LP
    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 5,878,286 shares
    Change vs previous 13F -1,733,012 shares

    <0.01% of the 13F portfolio, value $5,333,861.

    13F-HR 0000354204-26-000347 filed by DIMENSIONAL FUND ADVISORS LP
    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 7,611,298 shares
    Change vs previous 13F -2,388,987 shares

    <0.01% of the 13F portfolio, value $12,634,930.

    13F-HR 0000354204-25-001337 filed by DIMENSIONAL FUND ADVISORS LP
    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 10,000,285 shares
    Change vs previous 13F -2,389,897 shares

    <0.01% of the 13F portfolio, value $17,205,298.

    13F-HR 0000354204-25-001097 filed by DIMENSIONAL FUND ADVISORS LP
    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 12,390,182 shares
    Change vs previous 13F +722,704 shares

    0.01% of the 13F portfolio, value $28,246,398.

    13F-HR 0000354204-25-000866 filed by DIMENSIONAL FUND ADVISORS LP
    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 11,667,478 shares
    Change vs previous 13F +17,929 shares

    0.01% of the 13F portfolio, value $39,900,744.

    13F-HR 0000354204-25-000528 filed by DIMENSIONAL FUND ADVISORS LP
    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 11,649,549 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $46,944,849.

    13F-HR 0000354204-24-004773 filed by DIMENSIONAL FUND ADVISORS LP
    Filed (acceptance time not in the bulk data set), ingested

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