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PEAK6 LLC

Position in AMTM — Amentum Holdings, Inc.

CIK 1389958 AUSTIN, TX

Position in AMTM

as of Mar 31, 2026 · filed May 14, 2026
Position Value
$72,580
+$72,580 QoQ
Shares Held
2,783
Ownership
0.001%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2025
3 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Derivatives in AMTM

reported options exposure · as of Mar 31, 2026
CallValue
$1,551,760
CallShares
59,500
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Specialty Business Services

Industrials · as of Mar 31, 2026

PEAK6 LLC holds $4,379,608 across 4 Specialty Business Services names. AMTM ranks #4 (1.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 AMTM
Amentum Holdings, Inc.
This page
2,783 $72,580

All Filings in AMTM

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $72,580 2,783
2026-03-31 $1,551,760 59,500
2025-12-31 $12,133,600 418,400
2025-06-30 $18,888 800
2025-06-30 $1,008,147 42,700