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HRT FINANCIAL LP

Position in AMTM — Amentum Holdings, Inc.

CIK 1475597 NEW YORK, NY

Position in AMTM

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$13,887,077
+$9,427,037 QoQ
Shares Held
671,847
+260.8% QoQ
Ownership
0.275%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#41
of 458 holders
Holding Since
Sep 2025
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

HRT FINANCIAL LP holds $153,486,941 across 15 Specialty Business Services names. AMTM ranks #4 (9.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 AMTM
Amentum Holdings, Inc.
This page
671,847 $13,887,077

All Filings in AMTM

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2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $13,887,077 671,847
2025-09-30 $4,460,040 186,223