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Janus Henderson: ISRG position timeline

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

Janus Henderson held 1,908,424 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 1,908,424 shares
    Share basis changed not comparable

    Membership change: Jupiter Topco LLC joined the group. 0.31% of the 13F portfolio, value $758,921,621.

    13F-HR 0001085146-26-000611 filed by Jupiter Topco 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/A 1,643,060 shares
    Change vs previous 13F +58,587 shares

    0.36% of the 13F portfolio, value $757,489,182.

    13F-HR/A 0001085146-26-000420 filed by JANUS HENDERSON GROUP PLC
    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 1,584,473 shares
    Change vs previous 13F -60,139 shares

    0.4% of the 13F portfolio, value $897,418,584.

    13F-HR 0001085146-26-000226 filed by JANUS HENDERSON GROUP PLC
    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 1,644,612 shares
    Change vs previous 13F +271,859 shares

    0.34% of the 13F portfolio, value $735,515,096.

    13F-HR 0001085146-25-005993 filed by JANUS HENDERSON GROUP PLC
    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 1,372,753 shares
    Change vs previous 13F +233,219 shares

    0.37% of the 13F portfolio, value $745,998,599.

    13F-HR 0001085146-25-005104 filed by JANUS HENDERSON GROUP PLC
    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 1,139,534 shares
    Change vs previous 13F +475,632 shares

    0.31% of the 13F portfolio, value $560,414,587.

    13F-HR 0001085146-25-003208 filed by JANUS HENDERSON GROUP PLC
    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 663,902 shares
    Change vs previous 13F -26,037 shares

    0.18% of the 13F portfolio, value $346,535,470.

    13F-HR 0001085146-25-001531 filed by JANUS HENDERSON GROUP PLC
    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 689,939 shares
    Change vs previous 13F not available

    0.17% of the 13F portfolio, value $338,948,017.

    13F-HR 0001085146-24-005765 filed by JANUS HENDERSON GROUP PLC
    Filed (acceptance time not in the bulk data set), ingested

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