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BLAIR WILLIAM & CO/IL: JAMF position timeline

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

BLAIR WILLIAM & CO/IL held 0 JAMF 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 -72,055 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 72,055 shares
    Change vs previous 13F -226,215 shares

    <0.01% of the 13F portfolio, value $937,436.

    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 298,270 shares
    Change vs previous 13F -55,235 shares

    0.01% of the 13F portfolio, value $3,191,489.

    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 353,505 shares
    Change vs previous 13F +102,943 shares

    0.01% of the 13F portfolio, value $3,361,833.

    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 250,562 shares
    Change vs previous 13F +23,411 shares

    0.01% of the 13F portfolio, value $3,044,328.

    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 227,151 shares
    Change vs previous 13F +56,699 shares

    0.01% of the 13F portfolio, value $3,191,472.

    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 170,452 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $2,957,342.

    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).