Citadel Advisors (Ken Griffin) — ISRG Trade History
Quarter-by-quarter changes in the INTUITIVE SURGICAL INC position · CUSIP 46120E602
Currently held · 4.5 YearsFirst seen: 2015 Q4split-adjusted
| Quarter | Filed | Activity | Shares | Δ Shares | Δ % | Value | % Port. |
|---|---|---|---|---|---|---|---|
| 2026 Q2 | 2026-09-02 | Reduce | 470,076 | -885,935 | -65.3% | $186.9M | 0.02% |
| 2026 Q1 | 2026-05-15 | Add | 1,356,011 | 315,444 | +30.3% | $625.1M | 0.10% |
| 2025 Q4 | 2026-02-17 | Add | 1,040,567 | 210,934 | +25.4% | $589.3M | 0.09% |
| 2025 Q3 | 2025-11-14 | Add | 829,633 | 490,462 | +144.6% | $371.0M | 0.06% |
| 2025 Q2 | 2025-08-14 | Reduce | 339,171 | -27,333 | -7.5% | $184.3M | 0.03% |
| 2025 Q1 | 2025-05-15 | Reduce | 366,504 | -125,950 | -25.6% | $181.5M | 0.03% |
| 2024 Q4 | 2025-02-14 | Reduce | 492,454 | -376,620 | -43.3% | $257.0M | 0.04% |
| 2024 Q3 | 2024-11-14 | Reduce | 869,074 | -554,197 | -38.9% | $426.9M | 0.08% |
| 2024 Q2 | 2024-08-14 | Reduce | 1,423,271 | -42,747 | -2.9% | $633.1M | 0.13% |
| 2024 Q1 | 2024-05-15 | Reduce | 1,466,018 | -465,611 | -24.1% | $585.1M | 0.11% |
| 2023 Q4 | 2024-02-14 | Add | 1,931,629 | 90,072 | +4.9% | $651.7M | 0.13% |
| 2023 Q3 | 2023-11-14 | Reduce | 1,841,557 | -99,884 | -5.1% | $538.3M | 0.12% |
| 2023 Q2 | 2023-08-14 | Add | 1,941,441 | 1,443,296 | +289.7% | $663.9M | 0.14% |
| 2023 Q1 | 2023-05-15 | Reduce | 498,145 | -1,188,344 | -70.5% | $127.3M | 0.03% |
| 2022 Q4 | 2023-02-14 | Add | 1,686,489 | 1,086,507 | +181.1% | $447.5M | 0.10% |
| 2022 Q3 | 2022-11-14 | Reduce | 599,982 | -40,743 | -6.4% | $112.5M | 0.03% |
| 2022 Q2 | 2022-08-15 | Add | 640,725 | 365,182 | +132.5% | $128.6M | 0.03% |
| 2022 Q1 | 2022-05-16 | New | 275,543 | 275,543 | — | $83.1M | 0.02% |
| 2021 Q3 | 2022-03-11 | Sold out | — | -846,330 | -100.0% | — | — |
| 2021 Q4 | 2022-02-14 | Add | 846,330 | 83,547 | +11.0% | $304.1M | 0.06% |
| 2021 Q2 | 2021-08-16 | Add | 762,783 | 145,950 | +23.7% | $233.8M | 0.05% |
| 2021 Q1 | 2021-05-21 | Add | 616,833 | 476,064 | +338.2% | $151.9M | 0.04% |
| 2020 Q4 | 2021-02-16 | New | 140,769 | 140,769 | — | $38.4M | 0.01% |
| 2020 Q3 | 2020-11-16 | — | — | — | — | — | — |
| 2020 Q2 | 2020-08-14 | — | — | — | — | — | — |
| 2020 Q1 | 2020-05-15 | Sold out | — | -142,692 | -100.0% | — | — |
| 2019 Q4 | 2020-02-14 | New | 142,692 | 142,692 | — | $28.1M | 0.01% |
| 2019 Q2 | 2020-02-14 | — | — | — | — | — | — |
| 2018 Q4 | 2019-11-14 | Sold out | — | -549,828 | -100.0% | — | — |
| 2019 Q3 | 2019-11-14 | New | 549,828 | 549,828 | — | $99.0M | 0.05% |
| 2018 Q2 | 2019-08-14 | — | — | — | — | — | — |
| 2018 Q3 | 2019-05-15 | Sold out | — | -1,538,841 | -100.0% | — | — |
| 2019 Q1 | 2019-05-15 | New | 1,538,841 | 1,538,841 | — | $292.7M | 0.15% |
| 2018 Q1 | 2019-02-14 | Sold out | — | -392,403 | -100.0% | — | — |
| 2017 Q4 | 2018-02-09 | Reduce | 392,403 | -200,967 | -33.9% | $47.7M | 0.03% |
| 2017 Q3 | 2017-11-09 | Add | 593,370 | 497,295 | +517.6% | $69.0M | 0.05% |
| 2017 Q2 | 2017-08-11 | Reduce | 96,075 | -21,753 | -18.5% | $10.0M | 0.01% |
| 2017 Q1 | 2017-05-12 | Reduce | 117,828 | -460,062 | -79.6% | $10.0M | 0.01% |
| 2016 Q4 | 2017-02-10 | Reduce | 577,890 | -1,604,988 | -73.5% | $40.7M | 0.04% |
| 2015 Q4 | 2017-01-31 | New | 2,182,878 | 2,182,878 | — | $132.5M | 0.14% |
Share counts are split-adjusted. Time held counts consecutive quarters ending with the latest filing; more than ten years shows as ">10 Years".
13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.