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Disclosery

SEI INVESTMENTS CO: SON position timeline

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

SEI INVESTMENTS CO held 1,570,560 SON 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 1,570,560 shares
    Change vs previous 13F +73,452 shares

    0.08% of the 13F portfolio, value $88,501,084.

    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 1,497,108 shares
    Change vs previous 13F +66,483 shares

    0.07% of the 13F portfolio, value $80,978,525.

    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 1,430,625 shares
    Change vs previous 13F -24,674 shares

    0.06% of the 13F portfolio, value $62,432,196.

    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 1,455,299 shares
    Change vs previous 13F +56,418 shares

    0.07% of the 13F portfolio, value $62,708,996.

    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 1,398,881 shares
    Change vs previous 13F +9,683 shares

    0.07% of the 13F portfolio, value $60,935,259.

    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 1,389,198 shares
    Change vs previous 13F +44,144 shares

    0.08% of the 13F portfolio, value $65,625,983.

    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 1,345,054 shares
    Change vs previous 13F +43,238 shares

    0.08% of the 13F portfolio, value $65,705,805.

    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 1,301,816 shares
    Change vs previous 13F not available

    0.09% of the 13F portfolio, value $71,118,187.

    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).