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PRIMECAP MANAGEMENT CO/CA/: XNCR position timeline

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

PRIMECAP MANAGEMENT CO/CA/ held 10,181,322 XNCR 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 10,181,322 shares
    Change vs previous 13F -156,700 shares

    0.1% of the 13F portfolio, value $163,919,285.

    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 10,338,022 shares
    Change vs previous 13F +119,700 shares

    0.1% of the 13F portfolio, value $124,676,546.

    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 10,218,322 shares
    Change vs previous 13F -456,700 shares

    0.12% of the 13F portfolio, value $156,442,509.

    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 10,675,022 shares
    Change vs previous 13F +147,700 shares

    0.1% of the 13F portfolio, value $125,218,008.

    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 10,527,322 shares
    Change vs previous 13F +766,310 shares

    0.07% of the 13F portfolio, value $82,744,751.

    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 9,761,012 shares
    Change vs previous 13F +776,580 shares

    0.09% of the 13F portfolio, value $103,857,167.

    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 8,984,432 shares
    Change vs previous 13F -152,763 shares

    0.16% of the 13F portfolio, value $206,462,248.

    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 9,137,195 shares
    Change vs previous 13F not available

    0.14% of the 13F portfolio, value $183,748,991.

    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).