ATMUS FILTRATION TECHNOLOGIE

Ticker: ATMU CUSIP: 04956D107 Class: Common Stock

CHESAPEAKE CAPITAL CORP /IL/'s Holding History (CIK: 0001093908)

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

Q4 2025

Shares 12,726 Value ($000) $661 Avg Close $48.33 Range $42.52 - $54.79

Q3 2025

Shares 12,726 Value ($000) $574 Avg Close $41.84 Range $35.97 - $47.01

Q4 2024

Shares 14,652 Value ($000) $574 Avg Close $40.32 Range $36.62 - $45.16

Q3 2024

Shares 14,719 Value ($000) $550 Avg Close $32.39 Range $27.48 - $37.69

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	12,726	$661	$48.33	$42.52 - $54.79
Q3 2025	12,726	$574	$41.84	$35.97 - $47.01
Q4 2024	14,652	$574	$40.32	$36.62 - $45.16
Q3 2024	14,719	$550	$32.39	$27.48 - $37.69