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Disclosery

SEI INVESTMENTS CO: SEIV position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SEI INVESTMENTS CO on SEIV, newest first. How the timeline and the estimate are built.

SEI INVESTMENTS CO held 14,601,161 SEIV shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 14,601,161 shares
    Change vs previous 13F -337,951 shares

    0.62% of the 13F portfolio, value $700,855,938.

    13F-HR 0002048251-26-006553 filed by SEI INVESTMENTS CO
    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 14,939,112 shares
    Change vs previous 13F +184,033 shares

    0.57% of the 13F portfolio, value $620,869,910.

    13F-HR 0002048251-26-003739 filed by SEI INVESTMENTS CO
    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 14,755,079 shares
    Change vs previous 13F -343,828 shares

    0.6% of the 13F portfolio, value $612,344,352.

    13F-HR 0000350894-26-000005 filed by SEI INVESTMENTS CO
    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 15,098,907 shares
    Change vs previous 13F +2,704,534 shares

    0.63% of the 13F portfolio, value $587,349,626.

    13F-HR 0002048251-25-002343 filed by SEI INVESTMENTS CO
    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 12,394,373 shares
    Change vs previous 13F +94,264 shares

    0.51% of the 13F portfolio, value $442,356,150.

    13F-HR 0001041062-25-000162 filed by SEI INVESTMENTS CO
    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/A 12,300,109 shares
    Change vs previous 13F -43,006 shares

    0.51% of the 13F portfolio, value $399,260,750.

    13F-HR/A 0001041062-25-000106 filed by SEI INVESTMENTS CO
    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 12,343,115 shares
    Change vs previous 13F -606,521 shares

    0.52% of the 13F portfolio, value $408,794,490.

    13F-HR 0001041062-25-000019 filed by SEI INVESTMENTS CO
    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 12,949,636 shares
    Change vs previous 13F not available

    0.55% of the 13F portfolio, value $426,690,830.

    13F-HR 0001041062-24-000165 filed by SEI INVESTMENTS CO
    Filed (acceptance time not in the bulk data set), ingested

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