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PRIMECAP MANAGEMENT CO/CA/: LUNG position timeline

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

PRIMECAP MANAGEMENT CO/CA/ held 4,612,331 LUNG 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 4,612,331 shares
    Change vs previous 13F -112,660 shares

    <0.01% of the 13F portfolio, value $5,996,030.

    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 4,724,991 shares
    Change vs previous 13F -2,800 shares

    <0.01% of the 13F portfolio, value $6,095,238.

    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 4,727,791 shares
    Change vs previous 13F -228,900 shares

    0.01% of the 13F portfolio, value $10,448,418.

    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 4,956,691 shares
    Change vs previous 13F -207,990 shares

    0.01% of the 13F portfolio, value $8,029,840.

    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 5,164,681 shares
    Change vs previous 13F -250,080 shares

    0.01% of the 13F portfolio, value $13,376,524.

    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 5,414,761 shares
    Change vs previous 13F -97,530 shares

    0.03% of the 13F portfolio, value $36,441,342.

    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 5,512,291 shares
    Change vs previous 13F -163,720 shares

    0.03% of the 13F portfolio, value $37,428,456.

    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 5,676,011 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $47,054,131.

    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).