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BLAIR WILLIAM & CO/IL: BKR position timeline

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

BLAIR WILLIAM & CO/IL held 31,798 BKR 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 31,798 shares
    Change vs previous 13F +2,137 shares

    <0.01% of the 13F portfolio, value $1,764,809.

    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 29,661 shares
    Change vs previous 13F +5,978 shares

    0.01% of the 13F portfolio, value $1,810,827.

    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 23,683 shares
    Change vs previous 13F +14,762 shares

    <0.01% of the 13F portfolio, value $1,078,543.

    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 8,921 shares
    Change vs previous 13F -166 shares

    <0.01% of the 13F portfolio, value $434,609.

    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 9,087 shares
    Change vs previous 13F -1,642 shares

    <0.01% of the 13F portfolio, value $348,386.

    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 10,729 shares
    Change vs previous 13F +1,324 shares

    <0.01% of the 13F portfolio, value $471,521.

    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 9,405 shares
    Change vs previous 13F +1,223 shares

    <0.01% of the 13F portfolio, value $385,794.

    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 8,182 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $295,787.

    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).