Intuitive Surgical shares owned by Tower Research Capital
Quarter-by-quarter ownership of Intuitive Surgical (ISRG) shares owned by Tower Research Capital
from 13F filings
Historical chart of Tower Research Capital investment in Intuitive Surgical
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Quarterly reported holdings in Intuitive Surgical by Tower Research Capital
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $3.8M | 8.4k | 447.23 |
| 2025-06-30 | $3.4M | 6.3k | 543.41 |
| 2025-03-31 | $9.8M | 20k | 487.93 |
| 2024-12-31 | $16M | 30k | 521.96 |
| 2024-09-30 | $6.6M | 13k | 491.27 |
| 2024-06-30 | $19M | 43k | 444.85 |
| 2024-03-31 | $12M | 30k | 399.09 |
| 2023-09-30 | $7.1M | 25k | 292.29 |
| 2023-06-30 | $3.2M | 9.4k | 341.94 |
| 2023-03-31 | $1.6M | 6.2k | 255.42 |
| 2022-12-31 | $2.9M | 11k | 266.67 |
| 2022-09-30 | $17M | 91k | 187.43 |
| 2022-06-30 | $7.4M | 37k | 200.46 |
| 2022-03-31 | $34M | 111k | 301.71 |
| 2021-12-31 | $18M | 49k | 359.32 |
| 2021-09-30 | $6.5M | 6.5k | 1000.00 |
| 2021-06-30 | $7.4M | 8.1k | 919.81 |
| 2021-03-31 | $10M | 14k | 738.48 |
| 2020-12-31 | $3.0M | 3.4k | 875.00 |
| 2020-09-30 | $4.4M | 6.2k | 709.92 |
| 2020-06-30 | $1.5M | 2.7k | 569.83 |
| 2020-03-31 | $21k | 42 | 500.00 |
| 2019-12-31 | $131k | 222 | 590.09 |
| 2019-09-30 | $1.3M | 2.4k | 539.98 |
| 2019-06-30 | $848k | 1.6k | 524.75 |
| 2019-03-31 | $980k | 1.6k | 600.00 |
| 2018-12-31 | $764k | 1.6k | 479.00 |
| 2018-09-30 | $85k | 148 | 574.32 |
| 2018-06-30 | $190k | 397 | 478.59 |
| 2018-03-31 | $2.0k | 4 | 500.00 |
| 2017-12-31 | $628k | 1.9k | 333.33 |
| 2017-09-30 | $50k | 50 | 1000.00 |
| 2017-06-30 | $766k | 819 | 935.29 |
| 2017-03-31 | $283k | 369 | 766.94 |
| 2016-12-31 | $425k | 638 | 666.67 |
| 2016-06-30 | $38k | 58 | 655.17 |
| 2016-03-31 | $44k | 74 | 594.59 |
| 2015-03-31 | $475k | 940 | 505.32 |
| 2014-12-31 | $397k | 751 | 528.63 |
| 2014-09-30 | $526k | 1.1k | 462.88 |
| 2014-06-30 | $124k | 302 | 410.60 |
| 2014-03-31 | $44k | 100 | 440.00 |