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Disclosery

Avidity Partners Management LP: ACAD position timeline

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

Avidity Partners Management LP held 0 ACAD 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 0 shares
    Change vs previous 13F -12,967 shares

    13F-HR 0001791827-26-000005 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).

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

  2. period ended2026-03-31
    13F/A 12,967 shares
    Change vs previous 13F -93,933 shares

    0.06% of the 13F portfolio, value $288,645.

    13F-HR/A 0001791827-26-000004 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 ended2025-12-31
    13F 106,900 shares
    Change vs previous 13F -37,100 shares

    0.82% of the 13F portfolio, value $2,855,299.

    13F-HR 0001791827-26-000002 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).

  4. period ended2025-09-30
    13F 144,000 shares
    Change vs previous 13F +144,000 shares

    0.7% of the 13F portfolio, value $3,072,960.

    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).

  5. period ended2025-06-30
    13F 0 shares
    Change vs previous 13F -169,000 shares

    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).

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

  6. period ended2025-03-31
    13F 169,000 shares
    Change vs previous 13F not available

    0.58% of the 13F portfolio, value $2,807,090.

    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).