AMENTUM HOLDINGS INC

Ticker: AMTM CUSIP: 023939101 Class: COM

COMMERCE BANK's Holding History (CIK: 0001009076)

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

Q3 2025

Shares 11,534 Value ($000) $276 Avg Close $24.35 Range $21.71 - $26.63

Q2 2025

Shares 13,381 Value ($000) $316 Avg Close $20.90 Range $16.01 - $24.33

Q3 2024

Shares 6,623 Value ($000) $214 Avg Close $28.49 Range $23.58 - $34.50

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	11,534	$276	$24.35	$21.71 - $26.63
Q2 2025	13,381	$316	$20.90	$16.01 - $24.33
Q3 2024	6,623	$214	$28.49	$23.58 - $34.50