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BLAIR WILLIAM & CO/IL: BMO position timeline

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

BLAIR WILLIAM & CO/IL held 7,414 BMO 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 7,414 shares
    Change vs previous 13F -2,283 shares

    <0.01% of the 13F portfolio, value $1,310,115.

    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 9,697 shares
    Change vs previous 13F +2,354 shares

    <0.01% of the 13F portfolio, value $1,312,440.

    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 7,343 shares
    Change vs previous 13F -643 shares

    <0.01% of the 13F portfolio, value $953,094.

    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 7,986 shares
    Change vs previous 13F -1,489 shares

    <0.01% of the 13F portfolio, value $1,040,223.

    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 9,475 shares
    Change vs previous 13F +4,591 shares

    <0.01% of the 13F portfolio, value $1,048,259.

    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 4,884 shares
    Change vs previous 13F -3,221 shares

    <0.01% of the 13F portfolio, value $466,505.

    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 8,105 shares
    Change vs previous 13F +19 shares

    <0.01% of the 13F portfolio, value $786,589.

    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 8,086 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $729,398.

    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).