AMENTUM HOLDINGS INC

Ticker: AMTM CUSIP: 023939101 Class: COM

AVENIR CORP's Holding History (CIK: 0001033475)

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

Q4 2025

Shares 850,944 Value ($000) $24,677 Avg Close $25.56 Range $21.11 - $31.87

Q3 2025

Shares 862,453 Value ($000) $20,656 Avg Close $24.35 Range $21.71 - $26.63

Q2 2025

Shares 895,352 Value ($000) $21,139 Avg Close $20.90 Range $16.01 - $24.33

Q1 2025

Shares 904,162 Value ($000) $16,456 Avg Close $20.37 Range $16.95 - $24.30

Q4 2024

Shares 193,470 Value ($000) $4,069 Avg Close $25.85 Range $18.38 - $34.47

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	850,944	$24,677	$25.56	$21.11 - $31.87
Q3 2025	862,453	$20,656	$24.35	$21.71 - $26.63
Q2 2025	895,352	$21,139	$20.90	$16.01 - $24.33
Q1 2025	904,162	$16,456	$20.37	$16.95 - $24.30
Q4 2024	193,470	$4,069	$25.85	$18.38 - $34.47