AMENTUM HOLDINGS INC

Ticker: AMTM CUSIP: 023939101 Class: COM

CI INVESTMENTS INC.'s Holding History (CIK: 0001163648)

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

Q4 2025

Shares 425,528 Value ($000) $12,340 Avg Close $25.56 Range $21.11 - $31.87

Q3 2025

Shares 428,271 Value ($000) $10 Avg Close $24.35 Range $21.71 - $26.63

Q2 2025

Shares 454,422 Value ($000) $11 Avg Close $20.90 Range $16.01 - $24.33

Q1 2025

Shares 443,581 Value ($000) $8 Avg Close $20.37 Range $16.95 - $24.30

Q4 2024

Shares 643,115 Value ($000) $14 Avg Close $25.85 Range $18.38 - $34.47

Q3 2024

Shares 973,857 Value ($000) $31 Avg Close $28.49 Range $23.58 - $34.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	425,528	$12,340	$25.56	$21.11 - $31.87
Q3 2025	428,271	$10	$24.35	$21.71 - $26.63
Q2 2025	454,422	$11	$20.90	$16.01 - $24.33
Q1 2025	443,581	$8	$20.37	$16.95 - $24.30
Q4 2024	643,115	$14	$25.85	$18.38 - $34.47
Q3 2024	973,857	$31	$28.49	$23.58 - $34.50