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BROWN BROTHERS HARRIMAN & CO: CMCSA position timeline

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

BROWN BROTHERS HARRIMAN & CO held 376,227 CMCSA 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 376,227 shares
    Change vs previous 13F -60,100 shares

    0.04% of the 13F portfolio, value $9,236,373.

    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 436,327 shares
    Change vs previous 13F +53,822 shares

    0.07% of the 13F portfolio, value $12,526,948.

    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 382,505 shares
    Change vs previous 13F +5,065 shares

    0.06% of the 13F portfolio, value $11,433,074.

    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 377,440 shares
    Change vs previous 13F +3,851 shares

    0.07% of the 13F portfolio, value $11,859,165.

    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 373,589 shares
    Change vs previous 13F +1,024 shares

    0.09% of the 13F portfolio, value $13,333,391.

    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 372,565 shares
    Change vs previous 13F -18,204 shares

    0.1% of the 13F portfolio, value $13,747,649.

    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 390,769 shares
    Change vs previous 13F -9,621 shares

    0.1% of the 13F portfolio, value $14,665,561.

    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 400,390 shares
    Change vs previous 13F not available

    0.11% of the 13F portfolio, value $16,724,290.

    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).