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Disclosery

GAMCO Investors (Gabelli): ISRG position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GAMCO Investors (Gabelli) on ISRG, newest first. How the timeline and the estimate are built.

GAMCO Investors (Gabelli) held 74,425 ISRG shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 74,425 shares
    Change vs previous 13F +3,310 shares

    0.11% of the 13F portfolio, value $29,597,334.

    13F-HR 0001140361-26-032509 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 14,973 shares
    • GABELLI FUNDS LLC: 59,452 shares

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

  2. period ended2026-03-31
    13F 71,115 shares
    Change vs previous 13F -5,914 shares

    0.13% of the 13F portfolio, value $32,783,304.

    13F-HR 0001140361-26-021337 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 11,731 shares
    • GABELLI FUNDS LLC: 59,384 shares

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

  3. period ended2025-12-31
    13F 77,029 shares
    Change vs previous 13F -4,046 shares

    0.17% of the 13F portfolio, value $43,626,145.

    13F-HR 0001140361-26-003893 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 10,635 shares
    • GABELLI FUNDS LLC: 66,394 shares

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

  4. period ended2025-09-30
    13F 81,075 shares
    Change vs previous 13F +4,907 shares

    0.14% of the 13F portfolio, value $36,259,172.

    13F-HR 0001140361-25-041671 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 10,595 shares
    • GABELLI FUNDS LLC: 70,480 shares

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

  5. period ended2025-06-30
    13F 76,168 shares
    Change vs previous 13F +411 shares

    0.17% of the 13F portfolio, value $41,390,453.

    13F-HR 0001140361-25-030816 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 10,443 shares
    • GABELLI FUNDS LLC: 65,725 shares

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

  6. period ended2025-03-31
    13F 75,757 shares
    Change vs previous 13F -19,973 shares

    0.17% of the 13F portfolio, value $37,520,169.

    13F-HR 0001140361-25-018974 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 10,067 shares
    • GABELLI FUNDS LLC: 65,690 shares

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

  7. period ended2024-12-31
    13F 95,730 shares
    Change vs previous 13F -446 shares

    0.22% of the 13F portfolio, value $49,967,230.

    13F-HR 0001140361-25-004328 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 11,165 shares
    • GABELLI FUNDS LLC: 84,565 shares

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

  8. period ended2024-09-30
    13F 96,176 shares
    Change vs previous 13F not available

    0.2% of the 13F portfolio, value $47,248,384.

    13F-HR 0001140361-24-046503 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 11,611 shares
    • GABELLI FUNDS LLC: 84,565 shares

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