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Disclosery

SEI INVESTMENTS CO: STM position timeline

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

SEI INVESTMENTS CO held 721,763 STM 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 721,763 shares
    Change vs previous 13F +692,438 shares

    0.05% of the 13F portfolio, value $54,052,307.

    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 29,325 shares
    Change vs previous 13F -58,092 shares

    <0.01% of the 13F portfolio, value $1,013,020.

    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 87,417 shares
    Change vs previous 13F -100,162 shares

    <0.01% of the 13F portfolio, value $2,267,711.

    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 187,579 shares
    Change vs previous 13F +31,076 shares

    0.01% of the 13F portfolio, value $5,300,980.

    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 156,503 shares
    Change vs previous 13F -481,237 shares

    0.01% of the 13F portfolio, value $4,759,191.

    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 637,740 shares
    Change vs previous 13F +375,652 shares

    0.02% of the 13F portfolio, value $14,005,082.

    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 262,088 shares
    Change vs previous 13F +237,865 shares

    0.01% of the 13F portfolio, value $6,543,227.

    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 24,223 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $720,950.

    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).