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SEI INVESTMENTS CO: GMAB position timeline

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

SEI INVESTMENTS CO held 91,324 GMAB 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 91,324 shares
    Change vs previous 13F -1,688 shares

    <0.01% of the 13F portfolio, value $2,507,848.

    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 93,012 shares
    Change vs previous 13F +18,055 shares

    <0.01% of the 13F portfolio, value $2,495,624.

    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 74,957 shares
    Change vs previous 13F +2,836 shares

    <0.01% of the 13F portfolio, value $2,308,568.

    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 72,121 shares
    Change vs previous 13F +10,010 shares

    <0.01% of the 13F portfolio, value $2,211,907.

    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 62,111 shares
    Change vs previous 13F +955 shares

    <0.01% of the 13F portfolio, value $1,283,405.

    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 61,156 shares
    Change vs previous 13F +3,454 shares

    <0.01% of the 13F portfolio, value $1,197,492.

    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 57,702 shares
    Change vs previous 13F +20,525 shares

    <0.01% of the 13F portfolio, value $1,204,690.

    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 37,177 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $906,647.

    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).