LAM RESEARCH CORP

Ticker: LRCX CUSIP: 512807306 Class: Common Stock

Calamos Advisors LLC's Holding History (CIK: 0001316507)

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

Q4 2025

Shares 366,417 Value ($000) $62,723 Avg Close $155.36 Range $130.80 - $179.80

Q3 2025

Shares 336,428 Value ($000) $45,048 Avg Close $105.52 Range $90.61 - $133.99

Q2 2025

Shares 335,595 Value ($000) $32,667 Avg Close $78.86 Range $55.98 - $97.67

Q1 2025

Shares 335,424 Value ($000) $24,385 Avg Close $78.11 Range $70.01 - $90.89

Q4 2024

Shares 332,967 Value ($000) $24,050 Avg Close $74.98 Range $68.04 - $85.51

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	366,417	$62,723	$155.36	$130.80 - $179.80
Q3 2025	336,428	$45,048	$105.52	$90.61 - $133.99
Q2 2025	335,595	$32,667	$78.86	$55.98 - $97.67
Q1 2025	335,424	$24,385	$78.11	$70.01 - $90.89
Q4 2024	332,967	$24,050	$74.98	$68.04 - $85.51