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Disclosery

SEI INVESTMENTS CO: AA position timeline

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

SEI INVESTMENTS CO held 482,985 AA 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 482,985 shares
    Change vs previous 13F -96,274 shares

    0.02% of the 13F portfolio, value $25,181,981.

    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 579,259 shares
    Change vs previous 13F +48,649 shares

    0.04% of the 13F portfolio, value $38,422,032.

    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 530,610 shares
    Change vs previous 13F +217,661 shares

    0.03% of the 13F portfolio, value $28,196,954.

    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 312,949 shares
    Change vs previous 13F +287,447 shares

    0.01% of the 13F portfolio, value $10,292,970.

    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 25,502 shares
    Change vs previous 13F -94,947 shares

    <0.01% of the 13F portfolio, value $752,588.

    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 120,449 shares
    Change vs previous 13F +12,989 shares

    <0.01% of the 13F portfolio, value $3,673,691.

    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 107,460 shares
    Change vs previous 13F +21,918 shares

    0.01% of the 13F portfolio, value $4,059,821.

    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 85,542 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $3,300,220.

    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).