AMENTUM HOLDINGS INC

Ticker: AMTM CUSIP: 023939101 Class: COM

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

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

Q4 2025

Shares 91,861 Value ($000) $2,664 Avg Close $25.56 Range $21.11 - $31.87

Q3 2025

Shares 99,643 Value ($000) $2,386 Avg Close $24.35 Range $21.71 - $26.63

Q2 2025

Shares 108,670 Value ($000) $2,566 Avg Close $20.90 Range $16.01 - $24.33

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	91,861	$2,664	$25.56	$21.11 - $31.87
Q3 2025	99,643	$2,386	$24.35	$21.71 - $26.63
Q2 2025	108,670	$2,566	$20.90	$16.01 - $24.33