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DIMENSIONAL FUND ADVISORS LP: SEIC position timeline

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

DIMENSIONAL FUND ADVISORS LP held 1,962,762 SEIC 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 1,962,762 shares
    Change vs previous 13F +89,564 shares

    0.03% of the 13F portfolio, value $172,145,570.

    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 1,873,198 shares
    Change vs previous 13F +20,054 shares

    0.03% of the 13F portfolio, value $146,983,892.

    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 1,853,144 shares
    Change vs previous 13F -9,908 shares

    0.03% of the 13F portfolio, value $152,003,225.

    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 1,863,052 shares
    Change vs previous 13F +31,953 shares

    0.03% of the 13F portfolio, value $158,084,085.

    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 1,831,099 shares
    Change vs previous 13F +98,588 shares

    0.04% of the 13F portfolio, value $164,543,341.

    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 1,732,511 shares
    Change vs previous 13F +111,065 shares

    0.03% of the 13F portfolio, value $134,486,528.

    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 1,621,446 shares
    Change vs previous 13F -14,345 shares

    0.03% of the 13F portfolio, value $133,739,647.

    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 1,635,791 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $113,180,845.

    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).