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PRIMECAP MANAGEMENT CO/CA/: IMCR position timeline

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

PRIMECAP MANAGEMENT CO/CA/ held 3,638,241 IMCR 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 3,638,241 shares
    Change vs previous 13F -55,000 shares

    0.07% of the 13F portfolio, value $115,514,154.

    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 3,693,241 shares
    Change vs previous 13F -268,639 shares

    0.09% of the 13F portfolio, value $111,351,219.

    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 3,961,880 shares
    Change vs previous 13F +207,320 shares

    0.1% of the 13F portfolio, value $137,516,856.

    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 3,754,560 shares
    Change vs previous 13F -16,914 shares

    0.1% of the 13F portfolio, value $136,403,165.

    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 3,771,474 shares
    Change vs previous 13F +1,092,824 shares

    0.09% of the 13F portfolio, value $118,348,857.

    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 2,678,650 shares
    Change vs previous 13F +10,100 shares

    0.07% of the 13F portfolio, value $79,475,545.

    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 2,668,550 shares
    Change vs previous 13F +196,530 shares

    0.06% of the 13F portfolio, value $78,722,225.

    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 2,472,020 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $76,953,983.

    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).