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PERCEPTIVE ADVISORS LLC: AMLX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of PERCEPTIVE ADVISORS LLC on AMLX, newest first. How the timeline and the estimate are built.

PERCEPTIVE ADVISORS LLC held 8,334,882 AMLX 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 8,334,882 shares
    Change vs previous 13F +50,000 shares

    2.32% of the 13F portfolio, value $149,694,481.

    13F-HR 0001012975-26-000777 filed by PERCEPTIVE ADVISORS LLC
    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 8,284,882 shares
    Change vs previous 13F 0 shares

    2.27% of the 13F portfolio, value $115,159,860.

    13F-HR/A 0001012975-26-000499 filed by PERCEPTIVE ADVISORS LLC
    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 8,284,882 shares
    Change vs previous 13F -667,483 shares

    1.83% of the 13F portfolio, value $100,081,375.

    13F-HR 0001012975-26-000155 filed by PERCEPTIVE ADVISORS LLC
    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 8,952,365 shares
    Change vs previous 13F +1,050,000 shares

    3.52% of the 13F portfolio, value $121,662,640.

    13F-HR 0001012975-25-000762 filed by PERCEPTIVE ADVISORS LLC
    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 7,902,365 shares
    Change vs previous 13F +28,017 shares

    1.9% of the 13F portfolio, value $50,654,160.

    13F-HR 0001012975-25-000446 filed by PERCEPTIVE ADVISORS LLC
    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/A 7,874,348 shares
    Change vs previous 13F +1,100,000 shares

    0.99% of the 13F portfolio, value $27,875,192.

    13F-HR/A 0001012975-25-000422 filed by PERCEPTIVE ADVISORS LLC
    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 6,774,348 shares
    Change vs previous 13F +4,648,699 shares

    0.71% of the 13F portfolio, value $25,607,035.

    13F-HR 0001012975-25-000090 filed by PERCEPTIVE ADVISORS LLC
    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 2,125,649 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $6,887,103.

    13F-HR 0001012975-24-000488 filed by PERCEPTIVE ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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