LAM RESEARCH CORP

Ticker: LRCX CUSIP: 512807306 Class: Common Stock

Investment Research & Advisory Group, Inc.'s Holding History (CIK: 0001802136)

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

Q4 2025

Shares 678 Value ($000) $121 Avg Close $155.36 Range $130.80 - $179.80

Q3 2025

Shares 677 Value ($000) $94 Avg Close $105.52 Range $90.61 - $133.99

Q2 2025

Shares 675 Value ($000) $66 Avg Close $78.86 Range $55.98 - $97.67

Q1 2025

Shares 675 Value ($000) $49 Avg Close $78.11 Range $70.01 - $90.89

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	678	$121	$155.36	$130.80 - $179.80
Q3 2025	677	$94	$105.52	$90.61 - $133.99
Q2 2025	675	$66	$78.86	$55.98 - $97.67
Q1 2025	675	$49	$78.11	$70.01 - $90.89