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PRIMECAP MANAGEMENT CO/CA/: CW position timeline

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

PRIMECAP MANAGEMENT CO/CA/ held 514,815 CW 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 514,815 shares
    Change vs previous 13F -22,025 shares

    0.23% of the 13F portfolio, value $390,106,214.

    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 536,840 shares
    Change vs previous 13F -27,160 shares

    0.29% of the 13F portfolio, value $365,652,461.

    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 564,000 shares
    Change vs previous 13F -55,650 shares

    0.24% of the 13F portfolio, value $310,916,281.

    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 619,650 shares
    Change vs previous 13F -64,190 shares

    0.26% of the 13F portfolio, value $336,432,771.

    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 683,840 shares
    Change vs previous 13F -56,340 shares

    0.26% of the 13F portfolio, value $334,090,035.

    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 740,180 shares
    Change vs previous 13F -30,950 shares

    0.19% of the 13F portfolio, value $234,836,910.

    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 771,130 shares
    Change vs previous 13F -51,360 shares

    0.21% of the 13F portfolio, value $273,650,905.

    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 822,490 shares
    Change vs previous 13F not available

    0.2% of the 13F portfolio, value $270,344,241.

    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).