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Alyeska Investment Group, L.P.: ISRG position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Alyeska Investment Group, L.P. on ISRG, newest first. How the timeline and the estimate are built.

Alyeska Investment Group, L.P. held 1,065,869 ISRG 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 1,065,869 shares
    Change vs previous 13F +564,426 shares

    1.09% of the 13F portfolio, value $423,874,784.

    13F-HR 0001172661-26-003737 filed by Alyeska Investment Group, L.P.
    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 501,443 shares
    Change vs previous 13F +501,443 shares

    0.65% of the 13F portfolio, value $231,160,209.

    13F-HR 0001172661-26-002284 filed by Alyeska Investment Group, L.P.
    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 0 shares
    Change vs previous 13F -585 shares

    13F-HR 0001172661-25-005150 filed by Alyeska Investment Group, L.P.
    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 ended2025-06-30
    13F 585 shares
    Change vs previous 13F -302,099 shares

    <0.01% of the 13F portfolio, value $317,895.

    13F-HR 0001172661-25-003461 filed by Alyeska Investment Group, L.P.
    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 302,684 shares
    Change vs previous 13F +107,668 shares

    0.6% of the 13F portfolio, value $149,910,305.

    13F-HR 0001172661-25-002312 filed by Alyeska Investment Group, L.P.
    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 195,016 shares
    Change vs previous 13F -74,955 shares

    0.38% of the 13F portfolio, value $101,790,551.

    13F-HR 0001172661-25-001146 filed by Alyeska Investment Group, L.P.
    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 269,971 shares
    Change vs previous 13F not available

    0.68% of the 13F portfolio, value $132,628,653.

    13F-HR 0001172661-24-005186 filed by Alyeska Investment Group, L.P.
    Filed (acceptance time not in the bulk data set), ingested

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