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Disclosery

SEI INVESTMENTS CO: OSIS position timeline

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

SEI INVESTMENTS CO held 8,303 OSIS 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 8,303 shares
    Change vs previous 13F -10,013 shares

    <0.01% of the 13F portfolio, value $1,815,770.

    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 18,316 shares
    Change vs previous 13F -1,214 shares

    <0.01% of the 13F portfolio, value $4,863,298.

    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 19,530 shares
    Change vs previous 13F +5,452 shares

    <0.01% of the 13F portfolio, value $4,982,322.

    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 14,078 shares
    Change vs previous 13F -4,215 shares

    <0.01% of the 13F portfolio, value $3,509,548.

    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 18,293 shares
    Change vs previous 13F +1,587 shares

    <0.01% of the 13F portfolio, value $4,112,698.

    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 16,706 shares
    Change vs previous 13F +8,337 shares

    <0.01% of the 13F portfolio, value $3,246,587.

    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 8,369 shares
    Change vs previous 13F -4,836 shares

    <0.01% of the 13F portfolio, value $1,401,189.

    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 13,205 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $2,005,229.

    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).