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Disclosery

SEI INVESTMENTS CO: OMC position timeline

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

SEI INVESTMENTS CO held 563,321 OMC 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 563,321 shares
    Change vs previous 13F -152,397 shares

    0.04% of the 13F portfolio, value $41,027,706.

    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 715,718 shares
    Change vs previous 13F +234,497 shares

    0.05% of the 13F portfolio, value $53,899,778.

    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 481,221 shares
    Change vs previous 13F +77,608 shares

    0.04% of the 13F portfolio, value $38,859,819.

    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 403,613 shares
    Change vs previous 13F +42,347 shares

    0.04% of the 13F portfolio, value $32,906,723.

    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 361,266 shares
    Change vs previous 13F +19,666 shares

    0.03% of the 13F portfolio, value $25,990,012.

    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 341,600 shares
    Change vs previous 13F +60,495 shares

    0.04% of the 13F portfolio, value $28,321,876.

    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 281,105 shares
    Change vs previous 13F +46,952 shares

    0.03% of the 13F portfolio, value $24,186,043.

    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 234,153 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $24,208,151.

    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).