SEC 13F Intelligence

Rock Springs Capital Management LP / ISRG

Rock Springs Capital Management LP’s Intuitive Surgical Inc Position

Does Rock Springs Capital Management LP own Intuitive Surgical Inc (ISRG)? Yes — 82.0K shares worth $38M (+2.23% of its 13F portfolio) as of Q1 2026.

Position Value
$38M
Q1 2026
Shares
82.0K
% of Portfolio
+2.23%
Quarters Held
30
currently held

Position History ISRG

Reported value by quarter
Q4 ’18: $73MQ4 ’18Q1 ’19: $87MQ2 ’19: $80MQ3 ’19: $82MQ4 ’19: $90MQ4 ’19Q1 ’20: $76MQ2 ’20: $68MQ3 ’20: $85MQ4 ’20: $98MQ4 ’20Q1 ’21: $89MQ2 ’21: $110MQ3 ’21: $119MQ4 ’21: $129MQ4 ’21Q1 ’22: $90MQ2 ’22: $60MQ3 ’22: $56MQ4 ’22: $79MQ4 ’22Q1 ’23: $76MQ2 ’23: $102MQ3 ’23: $87MQ4 ’23: $101MQ4 ’23Q1 ’24: $119MQ2 ’24: $133MQ3 ’24: $133MQ4 ’24: $113MQ4 ’24Q1 ’25: $51MQ2 ’25: $45MQ3 ’25: $37MQ4 ’25: $46MQ4 ’25Q1 ’26: $38Mfilingsflow.com
QuarterSharesValue% of Portfolio
Q1 202682.0K$38M+2.23%
Q4 202582.0K$46M+2.38%
Q3 202582.0K$37M+2.14%
Q2 202582.0K$45M+2.78%
Q1 2025102.0K$51M+2.89%
Q4 2024216.0K$113M+4.29%
Q3 2024270.0K$133M+4.32%
Q2 2024298.5K$133M+4.00%
Q1 2024298.5K$119M+3.02%
Q4 2023298.5K$101M+2.48%
Q3 2023298.5K$87M+2.34%
Q2 2023298.5K$102M+2.43%
Q1 2023298.5K$76M+1.82%
Q4 2022298.5K$79M+1.91%
Q3 2022298.5K$56M+1.45%
Q2 2022298.5K$60M+1.74%
Q1 2022298.5K$90M+2.27%
Q4 2021360.0K$129M+2.99%
Q3 2021120.0K$119M+2.51%
Q2 2021120.0K$110M+2.18%
Q1 2021120.0K$89M+1.93%
Q4 2020120.0K$98M+2.08%
Q3 2020120.0K$85M+2.16%
Q2 2020120.0K$68M+1.88%
Q1 2020152.5K$76M+3.12%
Q4 2019152.5K$90M+2.85%
Q3 2019152.5K$82M+3.28%
Q2 2019152.5K$80M+2.89%
Q1 2019152.5K$87M+3.35%
Q4 2018152.0K$73M+3.44%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Rock Springs Capital Management LP’s full portfolio or all institutional holders of ISRG.