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RNC CAPITAL MANAGEMENT LLC: CMCSA position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of RNC CAPITAL MANAGEMENT LLC on CMCSA, newest first. How the timeline and the estimate are built.

RNC CAPITAL MANAGEMENT LLC held 2,447,514 CMCSA shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 2,447,514 shares
    Change vs previous 13F +711,597 shares

    2.48% of the 13F portfolio, value $60,086,458.

    13F-HR 0000051762-26-000005 filed by RNC CAPITAL MANAGEMENT LLC
    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 1,735,917 shares
    Change vs previous 13F +462,385 shares

    2.18% of the 13F portfolio, value $49,838,171.

    13F-HR 0000051762-26-000004 filed by RNC CAPITAL MANAGEMENT LLC
    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 1,273,532 shares
    Change vs previous 13F -137,478 shares

    1.73% of the 13F portfolio, value $38,065,871.

    13F-HR 0000051762-26-000001 filed by RNC CAPITAL MANAGEMENT LLC
    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 1,411,010 shares
    Change vs previous 13F +294,525 shares

    2.04% of the 13F portfolio, value $44,333,936.

    13F-HR 0000051762-25-000006 filed by RNC CAPITAL MANAGEMENT LLC
    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 1,116,485 shares
    Change vs previous 13F -12,694 shares

    1.93% of the 13F portfolio, value $39,847,364.

    13F-HR 0000051762-25-000003 filed by RNC CAPITAL MANAGEMENT LLC
    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 1,129,179 shares
    Change vs previous 13F -3,751 shares

    2.13% of the 13F portfolio, value $41,666,699.

    13F-HR 0000051762-25-000002 filed by RNC CAPITAL MANAGEMENT LLC
    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 1,132,930 shares
    Change vs previous 13F -137,582 shares

    2.27% of the 13F portfolio, value $42,518,876.

    13F-HR 0000051762-25-000001 filed by RNC CAPITAL MANAGEMENT LLC
    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 1,270,512 shares
    Change vs previous 13F not available

    2.76% of the 13F portfolio, value $49,753,258.

    13F-HR 0000051762-24-000007 filed by RNC CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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