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Disclosery

Woodline Partners LP: ATMU position timeline

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

Woodline Partners LP held 607,471 ATMU 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 607,471 shares
    Change vs previous 13F +251,535 shares

    0.1% of the 13F portfolio, value $30,974,946.

    13F-HR 0001172661-26-003541 filed by Woodline Partners LP
    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/A 355,936 shares
    Change vs previous 13F +98,714 shares

    0.08% of the 13F portfolio, value $20,206,487.

    13F-HR/A 0001172661-26-002263 filed by Woodline Partners 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 257,222 shares
    Change vs previous 13F +50,069 shares

    0.05% of the 13F portfolio, value $13,352,394.

    13F-HR 0001172661-26-000861 filed by Woodline Partners 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 207,153 shares
    Change vs previous 13F -251,089 shares

    0.04% of the 13F portfolio, value $9,340,529.

    13F-HR 0001172661-25-004991 filed by Woodline Partners 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 458,242 shares
    Change vs previous 13F +300,875 shares

    0.09% of the 13F portfolio, value $16,689,174.

    13F-HR 0001172661-25-003349 filed by Woodline Partners LP
    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 157,367 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $5,780,090.

    13F-HR 0001172661-25-002043 filed by Woodline Partners LP
    Filed (acceptance time not in the bulk data set), ingested

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