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Disclosery

MARSHALL WACE, LLP: GMAB position timeline

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

MARSHALL WACE, LLP held 829,659 GMAB shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 829,659 shares
    Change vs previous 13F +814,659 shares

    0.02% of the 13F portfolio, value $22,790,732.

    13F-HR 0001318757-26-000010 filed by MARSHALL WACE, LLP
    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 15,000 shares
    Change vs previous 13F -343,440 shares

    <0.01% of the 13F portfolio, value $402,450.

    13F-HR 0001318757-26-000005 filed by MARSHALL WACE, LLP
    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 358,440 shares
    Change vs previous 13F -174,769 shares

    0.01% of the 13F portfolio, value $11,039,952.

    13F-HR 0001318757-26-000003 filed by MARSHALL WACE, LLP
    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 533,209 shares
    Change vs previous 13F -1,374,075 shares

    0.02% of the 13F portfolio, value $16,353,520.

    13F-HR 0001318757-25-000046 filed by MARSHALL WACE, LLP
    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 1,907,284 shares
    Change vs previous 13F -274,226 shares

    0.05% of the 13F portfolio, value $39,404,491.

    13F-HR 0001318757-25-000034 filed by MARSHALL WACE, LLP
    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 2,181,510 shares
    Change vs previous 13F +1,059,214 shares

    0.06% of the 13F portfolio, value $42,713,967.

    13F-HR 0001318757-25-000023 filed by MARSHALL WACE, LLP
    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 1,122,296 shares
    Change vs previous 13F +694,243 shares

    0.03% of the 13F portfolio, value $23,422,318.

    13F-HR 0002048047-25-000005 filed by MARSHALL WACE, LLP
    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 428,053 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $10,435,932.

    13F-HR 0001318757-24-000018 filed by MARSHALL WACE, LLP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).