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PRIMECAP MANAGEMENT CO/CA/: COP position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of PRIMECAP MANAGEMENT CO/CA/ on COP, newest first. How the timeline and the estimate are built.

PRIMECAP MANAGEMENT CO/CA/ held 11,588,365 COP shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 11,588,365 shares
    Change vs previous 13F +9,100 shares

    0.71% of the 13F portfolio, value $1,204,726,426.

    13F-HR 0000763212-26-000028 filed by PRIMECAP MANAGEMENT CO/CA/
    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 11,579,265 shares
    Change vs previous 13F +1,800 shares

    1.2% of the 13F portfolio, value $1,528,462,980.

    13F-HR 0000763212-26-000016 filed by PRIMECAP MANAGEMENT CO/CA/
    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 11,577,465 shares
    Change vs previous 13F +1,226,455 shares

    0.82% of the 13F portfolio, value $1,083,766,499.

    13F-HR 0000763212-26-000012 filed by PRIMECAP MANAGEMENT CO/CA/
    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 10,351,010 shares
    Change vs previous 13F +2,467,555 shares

    0.75% of the 13F portfolio, value $979,102,036.

    13F-HR 0000763212-25-000005 filed by PRIMECAP MANAGEMENT CO/CA/
    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 7,883,455 shares
    Change vs previous 13F +3,135,315 shares

    0.56% of the 13F portfolio, value $707,461,252.

    13F-HR 0001085146-25-004804 filed by PRIMECAP MANAGEMENT CO/CA/
    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 4,748,140 shares
    Change vs previous 13F +144,245 shares

    0.41% of the 13F portfolio, value $498,649,663.

    13F-HR 0001085146-25-002901 filed by PRIMECAP MANAGEMENT CO/CA/
    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 4,603,895 shares
    Change vs previous 13F +282,990 shares

    0.35% of the 13F portfolio, value $456,568,267.

    13F-HR 0001085146-25-000946 filed by PRIMECAP MANAGEMENT CO/CA/
    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 4,320,905 shares
    Change vs previous 13F not available

    0.33% of the 13F portfolio, value $454,904,878.

    13F-HR 0001085146-24-005460 filed by PRIMECAP MANAGEMENT CO/CA/
    Filed (acceptance time not in the bulk data set), ingested

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