AMENTUM HOLDINGS INC

Ticker: AMTM CUSIP: 023939101 Class: COM

CenterBook Partners LP's Holding History (CIK: 0001872738)

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

Q4 2025

Shares 222,223 Value ($000) $6,444 Avg Close $25.56 Range $21.11 - $31.87

Q3 2025

Shares 308,081 Value ($000) $7,379 Avg Close $24.35 Range $21.71 - $26.63

Q2 2025

Shares 125,340 Value ($000) $2,959 Avg Close $20.90 Range $16.01 - $24.33

Q1 2025

Shares 414,574 Value ($000) $7,545 Avg Close $20.37 Range $16.95 - $24.30

Q4 2024

Shares 71,306 Value ($000) $1,500 Avg Close $25.85 Range $18.38 - $34.47

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	222,223	$6,444	$25.56	$21.11 - $31.87
Q3 2025	308,081	$7,379	$24.35	$21.71 - $26.63
Q2 2025	125,340	$2,959	$20.90	$16.01 - $24.33
Q1 2025	414,574	$7,545	$20.37	$16.95 - $24.30
Q4 2024	71,306	$1,500	$25.85	$18.38 - $34.47