Skip to content

BLAIR WILLIAM & CO/IL: W position timeline

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

BLAIR WILLIAM & CO/IL held 12,463 W shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 12,463 shares
    Change vs previous 13F +1,788 shares

    <0.01% of the 13F portfolio, value $1,151,830.

    13F-HR 0001104659-26-093821 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).

  2. period ended2026-03-31
    13F 10,675 shares
    Change vs previous 13F +2,442 shares

    <0.01% of the 13F portfolio, value $802,838.

    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).

  3. period ended2025-12-31
    13F 8,233 shares
    Change vs previous 13F -357 shares

    <0.01% of the 13F portfolio, value $826,676.

    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).

  4. period ended2025-09-30
    13F 8,590 shares
    Change vs previous 13F -504 shares

    <0.01% of the 13F portfolio, value $767,345.

    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).

  5. period ended2025-06-30
    13F 9,094 shares
    Change vs previous 13F -1,220 shares

    <0.01% of the 13F portfolio, value $465,067.

    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).

  6. period ended2025-03-31
    13F 10,314 shares
    Change vs previous 13F -61 shares

    <0.01% of the 13F portfolio, value $330,357.

    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).

  7. period ended2024-12-31
    13F 10,375 shares
    Change vs previous 13F +1,863 shares

    <0.01% of the 13F portfolio, value $459,820.

    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).

  8. period ended2024-09-30
    13F 8,512 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $478,204.

    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).