S&P 500: 669.03 +1.0% NASDAQ 100: 600.38 +1.1% Dow Jones: 470.30 +0.8%

Mario Gabelli’s ISRG Holdings & Trades

First Buy
Q1 2018
Duration Held
32 Quarters
Largest Add
Q1 2019
+7,776 Shares
Current Position
10,635 Shares
$6.02 M Value

Mario Gabelli's ISRG Position Overview

Mario Gabelli (via Gamco Investors, Inc. Et Al) currently holds 10,635 shares of Intuitive Surgical, Inc. (ISRG) worth $6.02 M, representing 0.06% of the portfolio. First purchased in 2018-Q1, this long-term strategic position has been held for 32 quarters.

Based on 13F filings, Mario Gabelli has maintained a strategic position in ISRG, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2019, adding 7,776 shares. Largest reduction occurred in Q2 2019, reducing 11,361 shares.

Analysis based on 13F filings available since 2013 Q2

Mario Gabelli's Intuitive Surgical (ISRG) Holding Value Over Time

Track share changes against reported price movement

Quarterly Intuitive Surgical (ISRG) Trades by Mario Gabelli

Report Date Bought/Sold (Sh.) % Change Qtr. End Shares Reported Price
Q4 2025 +40 Add 0.38% 10,635 $566.36
Q3 2025 +152 Add 1.46% 10,595 $447.23
Q2 2025 +376 Add 3.73% 10,443 $543.41
Q1 2025 -1,098 Reduce 9.83% 10,067 $495.27
Q4 2024 -446 Reduce 3.84% 11,165 $521.96
Q3 2024 +198 Add 1.73% 11,611 $491.27
Q2 2024 -1 Reduce 0.01% 11,413 $444.85
Q1 2024 +244 Add 2.18% 11,414 $399.09
Q4 2023 -3,332 Reduce 22.98% 11,170 $337.36
Q3 2023 -341 Reduce 2.30% 14,502 $292.29
Q2 2023 +90 Add 0.61% 14,843 $341.94
Q1 2023 +226 Add 1.56% 14,753 $255.47
Q4 2022 +113 Add 0.78% 14,527 $265.35
Q3 2022 +4,243 Add 41.72% 14,414 $187.46
Q2 2022 -53 Reduce 0.52% 10,171 $200.67
Q1 2022 +494 Add 5.08% 10,224 $301.64
Q4 2021 +1,309 Add 15.54% 9,730 $359.30
Q3 2021 -9 Reduce 0.11% 8,421 $331.43
Q2 2021 +828 Add 10.89% 8,430 $306.52
Q1 2021 +159 Add 2.14% 7,602 $246.25
Q4 2020 -408 Reduce 5.20% 7,443 $272.74
Q3 2020 +69 Add 0.89% 7,851 $236.53
Q2 2020 +3,282 Add 72.93% 7,782 $189.93
Q1 2020 +4,500 New Buy 4,500 $165.11
Q4 2019 -6,429 Sold Out 0 $0.00
Q3 2019 +63 Add 0.99% 6,429 $179.97
Q2 2019 -11,361 Reduce 64.09% 6,366 $174.84
Q1 2019 +7,776 Add 78.14% 17,727 $190.22
Q4 2018 +6,036 Add 154.18% 9,951 $159.68
Q3 2018 -30 Reduce 0.76% 3,915 $191.32
Q2 2018 +441 Add 12.59% 3,945 $159.44
Q1 2018 +3,504 New Buy 3,504 $137.56

Mario Gabelli's Intuitive Surgical Investment FAQs

Mario Gabelli first purchased Intuitive Surgical, Inc. (ISRG) in Q1 2018, acquiring 3,504 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.

Mario Gabelli has held Intuitive Surgical, Inc. (ISRG) for 32 quarters since Q1 2018.

Mario Gabelli's largest addition to Intuitive Surgical, Inc. (ISRG) was in Q1 2019, adding 17,727 shares worth $3.37 M.

According to the latest 13F filing for Q4 2025, Mario Gabelli's firm, Gamco Investors, Inc. Et Al, owns 10,635 shares of Intuitive Surgical, Inc. (ISRG), valued at approximately $6.02 M.

As of the Q4 2025 filing, Intuitive Surgical, Inc. (ISRG) represents approximately 0.06% of Mario Gabelli's publicly disclosed stock portfolio, making it one of their key holdings.

Mario Gabelli's peak holding in Intuitive Surgical, Inc. (ISRG) was 17,727 shares, as reported at the end of Q1 2019.