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Disclosery

MARSHALL WACE, LLP: ISRG position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MARSHALL WACE, LLP on ISRG, newest first. How the timeline and the estimate are built.

MARSHALL WACE, LLP held 110,089 ISRG shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 110,089 shares
    Change vs previous 13F -209,908 shares

    0.04% of the 13F portfolio, value $43,780,193.

    13F-HR 0001318757-26-000010 filed by MARSHALL WACE, LLP
    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 319,997 shares
    Change vs previous 13F +40,467 shares

    0.16% of the 13F portfolio, value $147,515,417.

    13F-HR 0001318757-26-000005 filed by MARSHALL WACE, LLP
    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 279,530 shares
    Change vs previous 13F -116,244 shares

    0.15% of the 13F portfolio, value $158,314,611.

    13F-HR 0001318757-26-000003 filed by MARSHALL WACE, LLP
    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 395,774 shares
    Change vs previous 13F +249,840 shares

    0.19% of the 13F portfolio, value $177,002,006.

    13F-HR 0001318757-25-000046 filed by MARSHALL WACE, LLP
    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 145,934 shares
    Change vs previous 13F +63,930 shares

    0.09% of the 13F portfolio, value $79,301,995.

    13F-HR 0001318757-25-000034 filed by MARSHALL WACE, LLP
    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 82,004 shares
    Change vs previous 13F -108,165 shares

    0.05% of the 13F portfolio, value $40,614,120.

    13F-HR 0001318757-25-000023 filed by MARSHALL WACE, LLP
    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 190,169 shares
    Change vs previous 13F -242,562 shares

    0.12% of the 13F portfolio, value $99,260,610.

    13F-HR 0002048047-25-000005 filed by MARSHALL WACE, LLP
    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 432,731 shares
    Change vs previous 13F not available

    0.28% of the 13F portfolio, value $212,587,758.

    13F-HR 0001318757-24-000018 filed by MARSHALL WACE, LLP
    Filed (acceptance time not in the bulk data set), ingested

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