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BROWN BROTHERS HARRIMAN & CO: ABT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BROWN BROTHERS HARRIMAN & CO on ABT, newest first. How the timeline and the estimate are built.

BROWN BROTHERS HARRIMAN & CO held 967,464 ABT shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 967,464 shares
    Change vs previous 13F -262,510 shares

    0.38% of the 13F portfolio, value $87,787,669.

    13F-HR 0001104659-26-094581 filed by BROWN BROTHERS HARRIMAN & CO
    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 1,229,974 shares
    Change vs previous 13F -328,233 shares

    0.68% of the 13F portfolio, value $126,281,414.

    13F-HR 0001104659-26-060871 filed by BROWN BROTHERS HARRIMAN & CO
    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 1,558,207 shares
    Change vs previous 13F -129,217 shares

    1.06% of the 13F portfolio, value $195,227,735.

    13F-HR 0001104659-26-014005 filed by BROWN BROTHERS HARRIMAN & CO
    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 1,687,424 shares
    Change vs previous 13F -20,795 shares

    1.38% of the 13F portfolio, value $226,013,549.

    13F-HR 0001104659-25-111114 filed by BROWN BROTHERS HARRIMAN & CO
    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 1,708,219 shares
    Change vs previous 13F -2,122 shares

    1.49% of the 13F portfolio, value $232,334,844.

    13F-HR 0001104659-25-076057 filed by BROWN BROTHERS HARRIMAN & CO
    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 1,710,341 shares
    Change vs previous 13F -578,750 shares

    1.59% of the 13F portfolio, value $226,876,712.

    13F-HR 0001104659-25-048255 filed by BROWN BROTHERS HARRIMAN & CO
    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 2,289,091 shares
    Change vs previous 13F -58,222 shares

    1.82% of the 13F portfolio, value $258,919,065.

    13F-HR 0001104659-25-011961 filed by BROWN BROTHERS HARRIMAN & CO
    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 2,347,313 shares
    Change vs previous 13F not available

    1.82% of the 13F portfolio, value $267,617,137.

    13F-HR 0001104659-24-117355 filed by BROWN BROTHERS HARRIMAN & CO
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).