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SEI INVESTMENTS CO: BOX position timeline

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

SEI INVESTMENTS CO held 3,150,393 BOX 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 3,150,393 shares
    Change vs previous 13F -48,057 shares

    0.07% of the 13F portfolio, value $83,611,649.

    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 3,198,450 shares
    Change vs previous 13F -133,475 shares

    0.07% of the 13F portfolio, value $75,611,317.

    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 3,331,925 shares
    Change vs previous 13F +15,142 shares

    0.1% of the 13F portfolio, value $99,658,205.

    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 3,316,783 shares
    Change vs previous 13F +94,289 shares

    0.12% of the 13F portfolio, value $107,032,630.

    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 3,222,494 shares
    Change vs previous 13F +73,738 shares

    0.13% of the 13F portfolio, value $110,112,782.

    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 3,148,756 shares
    Change vs previous 13F -137,863 shares

    0.13% of the 13F portfolio, value $97,170,493.

    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 3,286,619 shares
    Change vs previous 13F +255,623 shares

    0.13% of the 13F portfolio, value $103,857,182.

    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 3,030,996 shares
    Change vs previous 13F not available

    0.13% of the 13F portfolio, value $99,204,453.

    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).