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HighVista Strategies LLC: ALKS position timeline

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

HighVista Strategies LLC held 179,256 ALKS 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 179,256 shares
    Change vs previous 13F +106,067 shares

    2.14% of the 13F portfolio, value $9,392,118.

    13F-HR 0001172661-26-003470 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).

  2. period ended2026-03-31
    13F 73,189 shares
    Change vs previous 13F +46,788 shares

    0.71% of the 13F portfolio, value $2,587,963.

    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).

  3. period ended2025-12-31
    13F 26,401 shares
    Change vs previous 13F -17,680 shares

    0.19% of the 13F portfolio, value $738,700.

    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).

  4. period ended2025-09-30
    13F 44,081 shares
    Change vs previous 13F -8,863 shares

    0.32% of the 13F portfolio, value $1,322,430.

    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).

  5. period ended2025-06-30
    13F 52,944 shares
    Change vs previous 13F -17,818 shares

    0.56% of the 13F portfolio, value $1,514,728.

    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).

  6. period ended2025-03-31
    13F 70,762 shares
    Change vs previous 13F +16,316 shares

    0.9% of the 13F portfolio, value $2,336,561.

    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).

  7. period ended2024-12-31
    13F 54,446 shares
    Change vs previous 13F not available

    0.58% of the 13F portfolio, value $1,565,867.

    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).