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WINTON GROUP Ltd

Position in AMTM — Amentum Holdings, Inc.

CIK 1612063 LONDON, X0

Position in AMTM

as of Jun 30, 2026 · filed Aug 7, 2026
Position Value
$1,206,983
-$240,457 QoQ
Shares Held
58,393
+5.2% QoQ
Ownership
0.024%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#138
of 461 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

WINTON GROUP Ltd holds $12,759,413 across 9 Specialty Business Services names. AMTM ranks #5 (9.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 AMTM
Amentum Holdings, Inc.
This page
58,393 $1,206,983

All Filings in AMTM

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7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,206,983 58,393
2026-03-31 $1,447,440 55,500
2025-12-31 $2,942,021 101,449
2025-09-30 $1,279,145 53,409
2025-06-30 $2,654,259 112,421
2025-03-31 $2,123,576 116,680
2024-12-31 $1,361,650 64,748