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Disclosery

MARSHALL WACE, LLP: BFAM position timeline

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

MARSHALL WACE, LLP held 18,842 BFAM 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 18,842 shares
    Change vs previous 13F -270,190 shares

    <0.01% of the 13F portfolio, value $1,335,521.

    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 289,032 shares
    Change vs previous 13F -340,163 shares

    0.03% of the 13F portfolio, value $23,738,198.

    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 629,195 shares
    Change vs previous 13F +149,246 shares

    0.06% of the 13F portfolio, value $63,800,372.

    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 479,949 shares
    Change vs previous 13F +47,652 shares

    0.06% of the 13F portfolio, value $52,108,064.

    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 432,297 shares
    Change vs previous 13F +85,037 shares

    0.06% of the 13F portfolio, value $53,427,587.

    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 347,260 shares
    Change vs previous 13F +306,250 shares

    0.06% of the 13F portfolio, value $44,115,910.

    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 41,010 shares
    Change vs previous 13F -171,789 shares

    0.01% of the 13F portfolio, value $4,545,959.

    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 212,799 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $29,819,524.

    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).