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Disclosery

MARSHALL WACE, LLP: BATRK position timeline

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

MARSHALL WACE, LLP held 190,361 BATRK 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 190,361 shares
    Change vs previous 13F +34,859 shares

    0.01% of the 13F portfolio, value $9,879,736.

    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 155,502 shares
    Change vs previous 13F +103,503 shares

    0.01% of the 13F portfolio, value $6,639,935.

    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 51,999 shares
    Change vs previous 13F +42,211 shares

    <0.01% of the 13F portfolio, value $2,051,361.

    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 9,788 shares
    Change vs previous 13F -83,502 shares

    <0.01% of the 13F portfolio, value $407,083.

    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 93,290 shares
    Change vs previous 13F +58,624 shares

    0.01% of the 13F portfolio, value $4,363,173.

    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 34,666 shares
    Change vs previous 13F +22,663 shares

    <0.01% of the 13F portfolio, value $1,386,986.

    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 12,003 shares
    Change vs previous 13F -26,161 shares

    <0.01% of the 13F portfolio, value $459,235.

    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 38,164 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,518,926.

    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).