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BLAIR WILLIAM & CO/IL: DHR position timeline

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

BLAIR WILLIAM & CO/IL held 971,095 DHR 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 971,095 shares
    Change vs previous 13F -325,709 shares

    0.48% of the 13F portfolio, value $184,974,108.

    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 1,296,804 shares
    Change vs previous 13F -75,820 shares

    0.7% of the 13F portfolio, value $245,874,062.

    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 1,372,624 shares
    Change vs previous 13F +6,522 shares

    0.84% of the 13F portfolio, value $314,221,119.

    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 1,366,102 shares
    Change vs previous 13F -9,622 shares

    0.72% of the 13F portfolio, value $270,843,302.

    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 1,375,724 shares
    Change vs previous 13F -68,056 shares

    0.75% of the 13F portfolio, value $271,760,602.

    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 1,443,780 shares
    Change vs previous 13F -274,101 shares

    0.89% of the 13F portfolio, value $295,974,987.

    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 1,717,881 shares
    Change vs previous 13F -47,116 shares

    1.15% of the 13F portfolio, value $394,339,544.

    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 1,764,997 shares
    Change vs previous 13F not available

    1.44% of the 13F portfolio, value $490,704,363.

    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).