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SEI INVESTMENTS CO: ACN position timeline

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

SEI INVESTMENTS CO held 264,994 ACN 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 264,994 shares
    Change vs previous 13F -278,515 shares

    0.03% of the 13F portfolio, value $32,972,200.

    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 543,509 shares
    Change vs previous 13F +85,623 shares

    0.1% of the 13F portfolio, value $107,772,558.

    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 457,886 shares
    Change vs previous 13F +131,114 shares

    0.12% of the 13F portfolio, value $122,849,377.

    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 326,772 shares
    Change vs previous 13F -13,337 shares

    0.09% of the 13F portfolio, value $80,582,067.

    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 340,109 shares
    Change vs previous 13F -24,877 shares

    0.12% of the 13F portfolio, value $101,659,804.

    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 364,986 shares
    Change vs previous 13F -11,883 shares

    0.15% of the 13F portfolio, value $113,888,183.

    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 376,869 shares
    Change vs previous 13F +27,911 shares

    0.17% of the 13F portfolio, value $132,580,844.

    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 348,958 shares
    Change vs previous 13F not available

    0.16% of the 13F portfolio, value $123,348,458.

    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).