LAM RESEARCH CORP

Ticker: LRCX CUSIP: 512807306 Class: Common Stock

Choate Investment Advisors's Holding History (CIK: 0001399794)

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

Q4 2025

Shares 13,047 Value ($000) $2,233 Avg Close $155.36 Range $130.80 - $179.80

Q3 2025

Shares 12,739 Value ($000) $1,706 Avg Close $105.52 Range $90.61 - $133.99

Q2 2025

Shares 12,749 Value ($000) $1,241 Avg Close $78.86 Range $55.98 - $97.67

Q1 2025

Shares 12,800 Value ($000) $931 Avg Close $78.11 Range $70.01 - $90.89

Q4 2024

Shares 13,002 Value ($000) $939 Avg Close $74.98 Range $68.04 - $85.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	13,047	$2,233	$155.36	$130.80 - $179.80
Q3 2025	12,739	$1,706	$105.52	$90.61 - $133.99
Q2 2025	12,749	$1,241	$78.86	$55.98 - $97.67
Q1 2025	12,800	$931	$78.11	$70.01 - $90.89
Q4 2024	13,002	$939	$74.98	$68.04 - $85.51