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Charter Oak Capital Management, LLC: ISRG position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Charter Oak Capital Management, LLC on ISRG, newest first. How the timeline and the estimate are built.

Charter Oak Capital Management, LLC held 459 ISRG shares at 2026-03-31 per its 13F-HR filed 2026-04-24.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 459 shares
    Change vs previous 13F +1 shares

    0.02% of the 13F portfolio, value $211,595.

    13F-HR 0001810720-26-000004 filed by Charter Oak Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2025-12-31
    13F 458 shares
    Change vs previous 13F +8 shares

    0.02% of the 13F portfolio, value $259,393.

    13F-HR 0001810720-26-000002 filed by Charter Oak Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 450 shares
    Change vs previous 13F +3 shares

    0.02% of the 13F portfolio, value $201,254.

    13F-HR 0001810720-25-000003 filed by Charter Oak Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 447 shares
    Change vs previous 13F -10 shares

    0.02% of the 13F portfolio, value $242,905.

    13F-HR 0001667731-25-000777 filed by Charter Oak Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 457 shares
    Change vs previous 13F +8 shares

    0.02% of the 13F portfolio, value $226,403.

    13F-HR 0001667731-25-000416 filed by Charter Oak Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 449 shares
    Change vs previous 13F +13 shares

    0.02% of the 13F portfolio, value $234,361.

    13F-HR 0001667731-25-000083 filed by Charter Oak Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 436 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $214,194.

    13F-HR 0001810720-24-000004 filed by Charter Oak Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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