ATMUS FILTRATION TECHNOLOGIE

Ticker: ATMU CUSIP: 04956D107 Class: Common Stock

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q1 2025

Shares 397,909 Value ($000) $14,615 Avg Close $39.25 Range $35.50 - $43.83

Q4 2024

Shares 399,387 Value ($000) $15,648 Avg Close $40.32 Range $36.62 - $45.16

Q3 2024

Shares 628,935 Value ($000) $23,604 Avg Close $32.39 Range $27.48 - $37.69

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	397,909	$14,615	$39.25	$35.50 - $43.83
Q4 2024	399,387	$15,648	$40.32	$36.62 - $45.16
Q3 2024	628,935	$23,604	$32.39	$27.48 - $37.69