AMENTUM HOLDINGS INC

Ticker: AMTM CUSIP: 023939101 Class: COM

OSAIC HOLDINGS, INC.'s Holding History (CIK: 0001677044)

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

Q4 2025

Shares 29,126 Value ($000) $845 Avg Close $25.56 Range $21.11 - $31.87

Q3 2025

Shares 26,589 Value ($000) $645 Avg Close $24.35 Range $21.71 - $26.63

Q2 2025

Shares 21,993 Value ($000) $519 Avg Close $20.90 Range $16.01 - $24.33

Q1 2025

Shares 20,597 Value ($000) $375 Avg Close $20.37 Range $16.95 - $24.30

Q4 2024

Shares 19,979 Value ($000) $420 Avg Close $25.85 Range $18.38 - $34.47

Q3 2024

Shares 12,182 Value ($000) $393 Avg Close $28.49 Range $23.58 - $34.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	29,126	$845	$25.56	$21.11 - $31.87
Q3 2025	26,589	$645	$24.35	$21.71 - $26.63
Q2 2025	21,993	$519	$20.90	$16.01 - $24.33
Q1 2025	20,597	$375	$20.37	$16.95 - $24.30
Q4 2024	19,979	$420	$25.85	$18.38 - $34.47
Q3 2024	12,182	$393	$28.49	$23.58 - $34.50