ATMUS FILTRATION TECHNOLOGIE

Ticker: ATMU CUSIP: 04956D107 Class: Common Stock

DARK FOREST CAPITAL MANAGEMENT LP's Holding History (CIK: 0001853322)

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

Q4 2025

Shares 151,943 Value ($000) $7,887 Avg Close $48.33 Range $42.52 - $54.79

Q3 2025

Shares 125,436 Value ($000) $5,656 Avg Close $41.84 Range $35.97 - $47.01

Q2 2025

Shares 77,054 Value ($000) $2,806 Avg Close $35.53 Range $30.80 - $38.98

Q1 2025

Shares 253,532 Value ($000) $9,312 Avg Close $39.25 Range $35.50 - $43.83

Q4 2024

Shares 71,782 Value ($000) $2,812 Avg Close $40.32 Range $36.62 - $45.16

Q3 2024

Shares 97,349 Value ($000) $3,654 Avg Close $32.39 Range $27.48 - $37.69

Q2 2024

Shares 41,582 Value ($000) $1,197 Avg Close $30.06 Range $27.38 - $33.40

Q1 2024

Shares 16,707 Value ($000) $539 Avg Close $23.72 Range $20.90 - $32.23

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	151,943	$7,887	$48.33	$42.52 - $54.79
Q3 2025	125,436	$5,656	$41.84	$35.97 - $47.01
Q2 2025	77,054	$2,806	$35.53	$30.80 - $38.98
Q1 2025	253,532	$9,312	$39.25	$35.50 - $43.83
Q4 2024	71,782	$2,812	$40.32	$36.62 - $45.16
Q3 2024	97,349	$3,654	$32.39	$27.48 - $37.69
Q2 2024	41,582	$1,197	$30.06	$27.38 - $33.40
Q1 2024	16,707	$539	$23.72	$20.90 - $32.23