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Jeremy Grantham's Intuitive Surgical, Inc. (ISRG) position

Yes: as of Q1 2026, Jeremy Grantham holds 1.2M shares of ISRG worth $558M (1.5% of the disclosed portfolio). Last quarter the position was increased by 3.8%. First disclosed Q2 2022.
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Current value
$558M
Shares held
1.2M
% of portfolio
1.5%
Est. average buy price (i)
$326.83
Quarter-end price
$453.12

Estimated trade prices

Average price in quarters with purchases
$318.33
Average prices in quarters with sales
  • Q4 2024: $520.85 (434K shares sold)
  • Q4 2022: $243.83 (19K shares sold)

ISRG price vs Grantham's position

1Y 3Y 5Y MAX
Dates
$100$200$400$600$80020222023202420252026New position of 604K shares · Q2 2022. Average closing price $234.60 · Price range $190.71–$305.54604KsharespurchasedAdded 2K shares (0.3%) · Q3 2022. Average closing price $214.77 · Price range $186.38–$242.462KsharespurchasedSold 19K shares (3.2%) · Q4 2022. Average closing price $243.83 · Price range $183.06–$281.7419KsharessoldAdded 16K shares (2.7%) · Q1 2023. Average closing price $246.36 · Price range $224.75–$271.3616KsharespurchasedAdded 285K shares (47.3%) · Q2 2023. Average closing price $302.56 · Price range $253.53–$341.94285KsharespurchasedAdded 18K shares (2.0%) · Q3 2023. Average closing price $312.30 · Price range $284.35–$354.9318KsharespurchasedAdded 232K shares (25.7%) · Q4 2023. Average closing price $298.09 · Price range $258.49–$338.39232KsharespurchasedAdded 230K shares (20.2%) · Q1 2024. Average closing price $377.87 · Price range $322.13–$400.59230KsharespurchasedAdded 58K shares (4.3%) · Q2 2024. Average closing price $398.28 · Price range $366.34–$445.1158KsharespurchasedAdded 73K shares (5.1%) · Q3 2024. Average closing price $465.55 · Price range $416.14–$494.0173KsharespurchasedSold 434K shares (29.0%) · Q4 2024. Average closing price $520.85 · Price range $471.23–$550.62434KsharessoldAdded 10K shares (1.0%) · Q1 2025. Average closing price $553.02 · Price range $476.78–$610.4510KsharespurchasedAdded 16K shares (1.4%) · Q2 2025. Average closing price $522.87 · Price range $451.58–$565.9416KsharespurchasedAdded 50K shares (4.6%) · Q3 2025. Average closing price $480.27 · Price range $433.66–$544.4750KsharespurchasedAdded 46K shares (4.1%) · Q4 2025. Average closing price $532.54 · Price range $434.62–$579.8346KsharespurchasedAdded 45K shares (3.8%) · Q1 2026. Average closing price $506.18 · Price range $451.76–$597.9845Ksharespurchased
Average closing price · filing quarter
$506.18
Price range · filing quarter
$451.76 – $597.98
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Every quarterly change

Quarter Action Shares change Est. value change Δ Own Shares held Filing date
Q1 2026 Added +45K +$23M +3.8% 1.2M May 14, 2026
Q4 2025 Added +46K +$25M +4.1% 1.2M Feb 17, 2026
Q3 2025 Added +50K +$24M +4.6% 1.1M Nov 13, 2025
Q2 2025 Added +16K +$8.1M +1.4% 1.1M Aug 13, 2025
Q1 2025 Added +10K +$5.7M +1.0% 1.1M May 14, 2025
Q4 2024 Reduced −434K −$226M −29.0% 1.1M Feb 13, 2025
Q3 2024 Added +73K +$34M +5.1% 1.5M Nov 13, 2024
Q2 2024 Added +58K +$23M +4.3% 1.4M Aug 13, 2024
Q1 2024 Added +230K +$87M +20.2% 1.4M May 14, 2024
Q4 2023 Added +232K +$69M +25.7% 1.1M Feb 13, 2024
Q3 2023 Added +18K +$5.5M +2.0% 904K Nov 13, 2023
Q2 2023 Added +285K +$86M +47.3% 887K Aug 14, 2023
Q1 2023 Added +16K +$3.9M +2.7% 602K May 12, 2023
Q4 2022 Reduced −19K −$4.7M −3.2% 586K Feb 13, 2023
Q3 2022 Added +2K +$451K +0.3% 606K Nov 10, 2022
Q2 2022 New +604K +$142M – 604K Aug 12, 2022
Data through Q1 2026 · filed May 14, 2026
16 grouped rows from 16 quarters

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Common questions

Does Jeremy Grantham own ISRG?

Yes. As of Q1 2026, Jeremy Grantham disclosed 1.2M shares of ISRG, worth $558M. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

When did Jeremy Grantham buy ISRG?

Jeremy Grantham first disclosed a ISRG position in Q2 2022; every quarterly buy and sell since is in the table above. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

Did Jeremy Grantham sell ISRG?

The quarter-by-quarter table above shows each sale and reduction Jeremy Grantham disclosed in ISRG. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How many shares of ISRG does Jeremy Grantham own?

Jeremy Grantham disclosed 1.2M shares of ISRG as of Q1 2026. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

What price did Jeremy Grantham pay for ISRG?

Jeremy Grantham's estimated average buy price for ISRG is $326.83, from quarter-average prices weighted by the shares added each quarter. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.

How are the estimated trade prices calculated?

13F filings disclose quarter-end holdings, not trade dates or execution prices. These estimates use each covered quarter's average market price; the add average excludes the opening position and quarters without price data. All figures come from SEC 13F filings for Q1 2026, the latest disclosed quarter.