INTUITIVE SURGICAL INC

Ticker: ISRG CUSIP: 46120E602 Class: COM NEW

Main Street Research LLC's Holding History (CIK: 0001513211)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 508 Value ($000) $288 Avg Close $532.37 Range $427.84 - $583.45

Q2 2025

Shares 59,513 Value ($000) $32,340 Avg Close $522.87 Range $425.00 - $568.69

Q1 2025

Shares 80,238 Value ($000) $39,739 Avg Close $553.02 Range $474.37 - $616.00

Q4 2024

Shares 79,531 Value ($000) $41,512 Avg Close $520.85 Range $470.06 - $556.23

Q3 2024

Shares 78,049 Value ($000) $38,343 Avg Close $465.56 Range $413.82 - $496.18

Q2 2024

Shares 76,319 Value ($000) $33,951 Avg Close $398.28 Range $364.17 - $447.11

Q1 2024

Shares 73,959 Value ($000) $29,516 Avg Close $377.87 Range $320.26 - $403.76

Q4 2023

Shares 73,132 Value ($000) $24,672 Avg Close $298.09 Range $254.85 - $340.49

Q3 2023

Shares 37,197 Value ($000) $10,872 Avg Close $312.30 Range $282.50 - $358.07

Q3 2021

Shares 546 Value ($000) $543 Avg Close $335.80 Range $305.50 - $362.34

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	508	$288	$532.37	$427.84 - $583.45
Q2 2025	59,513	$32,340	$522.87	$425.00 - $568.69
Q1 2025	80,238	$39,739	$553.02	$474.37 - $616.00
Q4 2024	79,531	$41,512	$520.85	$470.06 - $556.23
Q3 2024	78,049	$38,343	$465.56	$413.82 - $496.18
Q2 2024	76,319	$33,951	$398.28	$364.17 - $447.11
Q1 2024	73,959	$29,516	$377.87	$320.26 - $403.76
Q4 2023	73,132	$24,672	$298.09	$254.85 - $340.49
Q3 2023	37,197	$10,872	$312.30	$282.50 - $358.07
Q3 2021	546	$543	$335.80	$305.50 - $362.34