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HARBOR INVESTMENT ADVISORY, LLC

Position in AMTM — Amentum Holdings, Inc.

CIK 1468792 LUTHERVILLE, MD

Position in AMTM

as of Jun 30, 2026 · filed Jul 7, 2026
Position Value
$2,191
-$573 QoQ
Shares Held
106
0.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#385
of 458 holders
Holding Since
Dec 2024
7 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

HARBOR INVESTMENT ADVISORY, LLC holds $577,524 across 9 Specialty Business Services names. AMTM ranks #6 (0.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 AMTM
Amentum Holdings, Inc.
This page
106 $2,191

All Filings in AMTM

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7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,191 106
2026-03-31 $2,764 106
2025-12-31 $3,074 106
2025-09-30 $2,538 106
2025-06-30 $2,502 106
2025-03-31 $1,820 100
2024-12-31 $2,103 100