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Disclosery

MARSHALL WACE, LLP: BF-B position timeline

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

MARSHALL WACE, LLP held 113,746 BF-B 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 113,746 shares
    Change vs previous 13F -172,464 shares

    <0.01% of the 13F portfolio, value $3,031,331.

    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 286,210 shares
    Change vs previous 13F +252,510 shares

    0.01% of the 13F portfolio, value $7,567,392.

    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 33,700 shares
    Change vs previous 13F -3,435 shares

    <0.01% of the 13F portfolio, value $878,222.

    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 37,135 shares
    Change vs previous 13F -27,788 shares

    <0.01% of the 13F portfolio, value $1,005,615.

    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 64,923 shares
    Change vs previous 13F -10,166 shares

    <0.01% of the 13F portfolio, value $1,747,078.

    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 75,089 shares
    Change vs previous 13F +33,289 shares

    <0.01% of the 13F portfolio, value $2,548,521.

    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 41,800 shares
    Change vs previous 13F +34,300 shares

    <0.01% of the 13F portfolio, value $1,587,564.

    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 7,500 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $369,000.

    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).