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Disclosery

HighVista Strategies LLC: MIRM position timeline

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

HighVista Strategies LLC held 14,892 MIRM 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 14,892 shares
    Change vs previous 13F -671 shares

    0.4% of the 13F portfolio, value $1,743,407.

    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 15,563 shares
    Change vs previous 13F +15,563 shares

    0.4% of the 13F portfolio, value $1,437,710.

    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 ended2025-06-30
    13F 0 shares
    Change vs previous 13F -8,942 shares

    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).

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

  4. period ended2025-03-31
    13F 8,942 shares
    Change vs previous 13F 0 shares

    0.16% of the 13F portfolio, value $402,837.

    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).

  5. period ended2024-12-31
    13F 8,942 shares
    Change vs previous 13F -4,629 shares

    0.14% of the 13F portfolio, value $369,752.

    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).

  6. period ended2024-09-30
    13F 13,571 shares
    Change vs previous 13F not available

    0.18% of the 13F portfolio, value $529,269.

    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).