AMENTUM HOLDINGS INC

Ticker: AMTM CUSIP: 023939101 Class: COM

HM PAYSON & CO's Holding History (CIK: 0000928052)

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

Q4 2025

Shares 1,941 Value ($000) $56 Avg Close $25.56 Range $21.11 - $31.87

Q3 2025

Shares 1,226 Value ($000) $29 Avg Close $24.35 Range $21.71 - $26.63

Q2 2025

Shares 1,226 Value ($000) $29 Avg Close $20.90 Range $16.01 - $24.33

Q1 2025

Shares 1,179 Value ($000) $21 Avg Close $20.37 Range $16.95 - $24.30

Q4 2024

Shares 1,179 Value ($000) $25 Avg Close $25.85 Range $18.38 - $34.47

Q3 2024

Shares 1,180 Value ($000) $38 Avg Close $28.49 Range $23.58 - $34.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,941	$56	$25.56	$21.11 - $31.87
Q3 2025	1,226	$29	$24.35	$21.71 - $26.63
Q2 2025	1,226	$29	$20.90	$16.01 - $24.33
Q1 2025	1,179	$21	$20.37	$16.95 - $24.30
Q4 2024	1,179	$25	$25.85	$18.38 - $34.47
Q3 2024	1,180	$38	$28.49	$23.58 - $34.50