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RMR Wealth Builders: CMCSA position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of RMR Wealth Builders on CMCSA, newest first. How the timeline and the estimate are built.

RMR Wealth Builders held 39,270 CMCSA shares at 2026-06-30 per its 13F-HR filed 2026-07-24.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 39,270 shares
    Change vs previous 13F -1,180 shares

    0.06% of the 13F portfolio, value $964,088.

    13F-HR 0001420506-26-001286 filed by RMR Wealth Builders
    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 40,450 shares
    Change vs previous 13F -1,706 shares

    0.09% of the 13F portfolio, value $1,161,330.

    13F-HR 0001420506-26-000699 filed by RMR Wealth Builders
    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 42,156 shares
    Change vs previous 13F -6,085 shares

    0.1% of the 13F portfolio, value $1,260,032.

    13F-HR 0001420506-26-000102 filed by RMR Wealth Builders
    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 48,241 shares
    Change vs previous 13F +1,892 shares

    0.13% of the 13F portfolio, value $1,515,741.

    13F-HR 0001420506-25-002994 filed by RMR Wealth Builders
    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 46,349 shares
    Change vs previous 13F -1,704 shares

    0.15% of the 13F portfolio, value $1,654,188.

    13F-HR 0001420506-25-001478 filed by RMR Wealth Builders
    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 48,053 shares
    Change vs previous 13F +7,131 shares

    0.19% of the 13F portfolio, value $1,773,143.

    13F-HR 0001420506-25-000775 filed by RMR Wealth Builders
    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/A 40,922 shares
    Change vs previous 13F -491 shares

    0.16% of the 13F portfolio, value $1,535,812.

    13F-HR/A 0001420506-25-000027 filed by RMR Wealth Builders
    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 41,413 shares
    Change vs previous 13F not available

    0.18% of the 13F portfolio, value $1,729,818.

    13F-HR 0001420506-24-002151 filed by RMR Wealth Builders
    Filed (acceptance time not in the bulk data set), ingested

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