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Mawer Investment Management Ltd.

Position in AMTM — Amentum Holdings, Inc.

CIK 1538449 CALGARY, A0

Position in AMTM

as of Jun 30, 2026 · filed Aug 7, 2026
Position Value
$7,638,743
-$1,066,500 QoQ
Shares Held
369,557
+10.7% QoQ
Ownership
0.151%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#59
of 462 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in AMTM Over Time

Shares Held

Position Value (USD)

Position in Specialty Business Services

Industrials · as of Jun 30, 2026

Mawer Investment Management Ltd. holds $18,870,927 across 2 Specialty Business Services names. AMTM ranks #2 (40.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 AMTM
Amentum Holdings, Inc.
This page
369,557 $7,638,743

All Filings in AMTM

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2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $7,638,743 369,557
2026-03-31 $8,705,243 333,790