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SEI INVESTMENTS CO: ZGN position timeline

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

SEI INVESTMENTS CO held 647,598 ZGN 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 647,598 shares
    Change vs previous 13F +255,385 shares

    0.01% of the 13F portfolio, value $8,431,726.

    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 392,213 shares
    Change vs previous 13F -60,024 shares

    <0.01% of the 13F portfolio, value $4,086,859.

    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 452,237 shares
    Change vs previous 13F -43,705 shares

    <0.01% of the 13F portfolio, value $4,635,429.

    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 495,942 shares
    Change vs previous 13F +95,312 shares

    0.01% of the 13F portfolio, value $4,686,652.

    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 400,630 shares
    Change vs previous 13F +215,502 shares

    <0.01% of the 13F portfolio, value $3,425,387.

    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 185,128 shares
    Change vs previous 13F +146,300 shares

    <0.01% of the 13F portfolio, value $1,369,947.

    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 38,828 shares
    Change vs previous 13F -12,828 shares

    <0.01% of the 13F portfolio, value $320,719.

    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 51,656 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $508,295.

    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).