INTUITIVE SURGICAL INC

Ticker: ISRG CUSIP: 46120E602 Class: COM NEW

BERKSHIRE ASSET MANAGEMENT LLC/PA's Holding History (CIK: 0000949012)

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

Q3 2025

Shares 453 Value ($000) $203 Avg Close $479.87 Range $429.72 - $550.70

Q2 2025

Shares 453 Value ($000) $246 Avg Close $522.87 Range $425.00 - $568.69

Q1 2025

Shares 453 Value ($000) $244 Avg Close $553.02 Range $474.37 - $616.00

Q4 2024

Shares 485 Value ($000) $283 Avg Close $520.85 Range $470.06 - $556.23

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	453	$203	$479.87	$429.72 - $550.70
Q2 2025	453	$246	$522.87	$425.00 - $568.69
Q1 2025	453	$244	$553.02	$474.37 - $616.00
Q4 2024	485	$283	$520.85	$470.06 - $556.23