LAM RESEARCH CORP

Ticker: LRCX CUSIP: 512807306 Class: Common Stock

MONTRUSCO BOLTON INVESTMENTS INC.'s Holding History (CIK: 0001475940)

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

Q4 2025

Shares 626,819 Value ($000) $104,227 Avg Close $155.36 Range $130.80 - $179.80

Q3 2025

Shares 975,201 Value ($000) $127,698 Avg Close $105.52 Range $90.61 - $133.99

Q2 2025

Shares 2,561,424 Value ($000) $244,220 Avg Close $78.86 Range $55.98 - $97.67

Q1 2025

Shares 1,726,228 Value ($000) $122,357 Avg Close $78.11 Range $70.01 - $90.89

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	626,819	$104,227	$155.36	$130.80 - $179.80
Q3 2025	975,201	$127,698	$105.52	$90.61 - $133.99
Q2 2025	2,561,424	$244,220	$78.86	$55.98 - $97.67
Q1 2025	1,726,228	$122,357	$78.11	$70.01 - $90.89