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Disclosery

Avidity Partners Management LP: KZR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Avidity Partners Management LP on KZR, newest first. How the timeline and the estimate are built.

Avidity Partners Management LP held 0 KZR shares at 2025-09-30 per its 13F-HR filed 2025-11-14.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -502,600 shares

    13F-HR 0001791827-25-000008 filed by Avidity Partners Management LP
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-06-30
    13F 502,600 shares
    Change vs previous 13F 0 shares

    0.46% of the 13F portfolio, value $2,301,908.

    13F-HR 0001791827-25-000007 filed by Avidity Partners Management LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-03-31
    13F 502,600 shares
    Change vs previous 13F 0 shares

    0.51% of the 13F portfolio, value $2,452,688.

    13F-HR 0001791827-25-000005 filed by Avidity Partners Management LP
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2024-12-31
    13F 502,600 shares
    Change vs previous 13F not available

    0.34% of the 13F portfolio, value $3,377,472.

    13F-HR 0001791827-25-000002 filed by Avidity Partners Management LP
    Filed (acceptance time not in the bulk data set), ingested

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