Skip to content
Disclosery

BLAIR WILLIAM & CO/IL: BRO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BLAIR WILLIAM & CO/IL on BRO, newest first. How the timeline and the estimate are built.

BLAIR WILLIAM & CO/IL held 0 BRO shares at 2026-03-31 per its 13F-HR filed 2026-05-08.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -23,545 shares

    13F-HR 0001104659-26-057897 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-12-31
    13F 23,545 shares
    Change vs previous 13F -430 shares

    0.01% of the 13F portfolio, value $1,876,499.

    13F-HR 0001104659-26-015563 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 23,975 shares
    Change vs previous 13F +1,283 shares

    0.01% of the 13F portfolio, value $2,248,628.

    13F-HR 0001104659-25-109927 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 22,692 shares
    Change vs previous 13F +621 shares

    0.01% of the 13F portfolio, value $2,515,862.

    13F-HR 0001104659-25-070274 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 22,071 shares
    Change vs previous 13F -3,749 shares

    0.01% of the 13F portfolio, value $2,745,632.

    13F-HR 0001104659-25-046545 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 25,820 shares
    Change vs previous 13F +18,933 shares

    0.01% of the 13F portfolio, value $2,634,156.

    13F-HR 0001104659-25-011872 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 6,887 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $713,493.

    13F-HR 0001104659-24-116499 filed by BLAIR WILLIAM & CO/IL
    Filed (acceptance time not in the bulk data set), ingested

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