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Disclosery

HighVista Strategies LLC: ACLX position timeline

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

HighVista Strategies LLC held 0 ACLX shares at 2026-03-31 per its 13F-HR filed 2026-05-15.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -75,002 shares

    13F-HR 0001172661-26-002079 filed by HighVista Strategies LLC
    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 ended2025-12-31
    13F 75,002 shares
    Change vs previous 13F -21,175 shares

    1.26% of the 13F portfolio, value $4,890,130.

    13F-HR 0001172661-26-000882 filed by HighVista Strategies LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 96,177 shares
    Change vs previous 13F +60,463 shares

    1.94% of the 13F portfolio, value $7,896,131.

    13F-HR 0001172661-25-004799 filed by HighVista Strategies LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 35,714 shares
    Change vs previous 13F -11,782 shares

    0.86% of the 13F portfolio, value $2,351,767.

    13F-HR 0001172661-25-003309 filed by HighVista Strategies LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 47,496 shares
    Change vs previous 13F +3,692 shares

    1.2% of the 13F portfolio, value $3,115,738.

    13F-HR 0001172661-25-001991 filed by HighVista Strategies LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 43,804 shares
    Change vs previous 13F -11,335 shares

    1.25% of the 13F portfolio, value $3,359,329.

    13F-HR 0001172661-25-000973 filed by HighVista Strategies LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 55,139 shares
    Change vs previous 13F not available

    1.59% of the 13F portfolio, value $4,604,658.

    13F-HR 0001172661-24-004811 filed by HighVista Strategies LLC
    Filed (acceptance time not in the bulk data set), ingested

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