LAM RESEARCH CORP

Ticker: LRCX CUSIP: 512807306 Class: Common Stock

One Charles Private Wealth Services, LLC's Holding History (CIK: 0001800938)

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

Q4 2025

Shares 17,852 Value ($000) $3,056 Avg Close $155.36 Range $130.80 - $179.80

Q3 2025

Shares 17,957 Value ($000) $2,404 Avg Close $105.52 Range $90.61 - $133.99

Q2 2025

Shares 17,900 Value ($000) $1,742 Avg Close $78.86 Range $55.98 - $97.67

Q1 2025

Shares 4,000 Value ($000) $291 Avg Close $78.11 Range $70.01 - $90.89

Q4 2024

Shares 4,000 Value ($000) $289 Avg Close $74.98 Range $68.04 - $85.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	17,852	$3,056	$155.36	$130.80 - $179.80
Q3 2025	17,957	$2,404	$105.52	$90.61 - $133.99
Q2 2025	17,900	$1,742	$78.86	$55.98 - $97.67
Q1 2025	4,000	$291	$78.11	$70.01 - $90.89
Q4 2024	4,000	$289	$74.98	$68.04 - $85.51