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MARSHALL WACE, LLP: BKR position timeline

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

MARSHALL WACE, LLP held 643,985 BKR 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 643,985 shares
    Change vs previous 13F -3,094,822 shares

    0.03% of the 13F portfolio, value $35,741,169.

    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 3,738,807 shares
    Change vs previous 13F +1,769,119 shares

    0.24% of the 13F portfolio, value $228,254,167.

    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 1,969,688 shares
    Change vs previous 13F -207,375 shares

    0.09% of the 13F portfolio, value $89,699,592.

    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 2,177,063 shares
    Change vs previous 13F +1,495,996 shares

    0.12% of the 13F portfolio, value $106,066,510.

    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 681,067 shares
    Change vs previous 13F +621,275 shares

    0.03% of the 13F portfolio, value $26,112,109.

    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 59,792 shares
    Change vs previous 13F +34,692 shares

    <0.01% of the 13F portfolio, value $2,627,858.

    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 25,100 shares
    Change vs previous 13F -558,968 shares

    <0.01% of the 13F portfolio, value $1,029,602.

    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 584,068 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $21,114,058.

    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).