LAM RESEARCH CORP

Ticker: LRCX CUSIP: 512807306 Class: Common Stock

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q4 2025

Shares 107,732 Value ($000) $18,442 Avg Close $155.36 Range $130.80 - $179.80

Q3 2025

Shares 62,178 Value ($000) $8,326 Avg Close $105.52 Range $90.61 - $133.99

Q2 2025

Shares 53,556 Value ($000) $5,213 Avg Close $78.86 Range $55.98 - $97.67

Q1 2025

Shares 54,106 Value ($000) $3,934 Avg Close $78.11 Range $70.01 - $90.89

Q4 2024

Shares 165,481 Value ($000) $11,953 Avg Close $74.98 Range $68.04 - $85.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	107,732	$18,442	$155.36	$130.80 - $179.80
Q3 2025	62,178	$8,326	$105.52	$90.61 - $133.99
Q2 2025	53,556	$5,213	$78.86	$55.98 - $97.67
Q1 2025	54,106	$3,934	$78.11	$70.01 - $90.89
Q4 2024	165,481	$11,953	$74.98	$68.04 - $85.51