LAM RESEARCH CORP

Ticker: LRCX CUSIP: 512807306 Class: Common Stock

Cincinnati Specialty Underwriters Insurance CO's Holding History (CIK: 0001426763)

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

Q4 2025

Shares 27,830 Value ($000) $4,764 Avg Close $155.36 Range $130.80 - $179.80

Q3 2025

Shares 27,830 Value ($000) $3,726 Avg Close $105.52 Range $90.61 - $133.99

Q4 2024

Shares 27,830 Value ($000) $2,010 Avg Close $74.98 Range $68.04 - $85.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	27,830	$4,764	$155.36	$130.80 - $179.80
Q3 2025	27,830	$3,726	$105.52	$90.61 - $133.99
Q4 2024	27,830	$2,010	$74.98	$68.04 - $85.51