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Disclosery

SEI INVESTMENTS CO: O position timeline

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

SEI INVESTMENTS CO held 1,287,413 O 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 1,287,413 shares
    Change vs previous 13F -89,223 shares

    0.07% of the 13F portfolio, value $79,768,355.

    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 1,376,636 shares
    Change vs previous 13F -329,782 shares

    0.08% of the 13F portfolio, value $84,223,318.

    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 1,706,418 shares
    Change vs previous 13F -284,695 shares

    0.09% of the 13F portfolio, value $96,190,144.

    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 1,991,113 shares
    Change vs previous 13F -134,825 shares

    0.13% of the 13F portfolio, value $121,041,048.

    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 2,125,938 shares
    Change vs previous 13F -120,982 shares

    0.14% of the 13F portfolio, value $122,475,556.

    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 2,246,920 shares
    Change vs previous 13F -158,950 shares

    0.17% of the 13F portfolio, value $130,343,734.

    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 2,405,870 shares
    Change vs previous 13F -786,167 shares

    0.17% of the 13F portfolio, value $128,496,229.

    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 3,192,037 shares
    Change vs previous 13F not available

    0.26% of the 13F portfolio, value $202,437,464.

    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).