LAM RESEARCH CORP

Ticker: LRCX CUSIP: 512807306 Class: Common Stock

PRINCIPAL SECURITIES, INC.'s Holding History (CIK: 0000012600)

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

Q4 2025

Shares 60,252 Value ($000) $10,314 Avg Close $155.36 Range $130.80 - $179.80

Q3 2025

Shares 55,475 Value ($000) $7,428 Avg Close $105.52 Range $90.61 - $133.99

Q2 2025

Shares 51,218 Value ($000) $4,986 Avg Close $78.86 Range $55.98 - $97.67

Q1 2025

Shares 30,707 Value ($000) $2,218 Avg Close $78.11 Range $70.01 - $90.89

Q4 2024

Shares 30,657 Value ($000) $2,214 Avg Close $74.98 Range $68.04 - $85.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	60,252	$10,314	$155.36	$130.80 - $179.80
Q3 2025	55,475	$7,428	$105.52	$90.61 - $133.99
Q2 2025	51,218	$4,986	$78.86	$55.98 - $97.67
Q1 2025	30,707	$2,218	$78.11	$70.01 - $90.89
Q4 2024	30,657	$2,214	$74.98	$68.04 - $85.51