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Legacy Advisors, LLC

Position in AMTM — Amentum Holdings, Inc.

CIK 1720969 PLYMOUTH MEETING, PA

Position in AMTM

as of Jun 30, 2026 · filed Jul 24, 2026
Position Value
$187,387,543
-$49,008,827 QoQ
Shares Held
9,065,677
+0.0% QoQ
Ownership
3.71%
of shares outstanding
% of Portfolio
27.38%
of 13F equity value
Holder Rank
#1
of 102 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in AMTM Over Time

Shares Held

Position Value (USD)

Position in Specialty Business Services

Industrials · as of Jun 30, 2026

Legacy Advisors, LLC holds $188,598,078 across 2 Specialty Business Services names. AMTM ranks #1 (99.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 AMTM
Amentum Holdings, Inc.
This page
9,065,677 $187,387,543

All Filings in AMTM

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3 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $187,387,543 9,065,677
2026-03-31 $236,396,370 9,064,278
2025-12-31 $284,614,381 9,814,289