INTUITIVE SURGICAL INC

Ticker: ISRG CUSIP: 46120E602 Class: COM NEW

American Trust's Holding History (CIK: 0001905128)

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

Q4 2025

Shares 1,375 Value ($000) $779 Avg Close $532.37 Range $427.84 - $583.45

Q2 2022

Shares 2,225 Value ($000) $447 Avg Close $234.60 Range $186.83 - $308.97

Q1 2022

Shares 2,976 Value ($000) $898 Avg Close $292.14 Range $254.20 - $362.00

Q4 2021

Shares 3,070 Value ($000) $1,103 Avg Close $344.06 Range $313.69 - $369.69

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,375	$779	$532.37	$427.84 - $583.45
Q2 2022	2,225	$447	$234.60	$186.83 - $308.97
Q1 2022	2,976	$898	$292.14	$254.20 - $362.00
Q4 2021	3,070	$1,103	$344.06	$313.69 - $369.69