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TWO SIGMA INVESTMENTS, LP

Position in AMTM — Amentum Holdings, Inc.

CIK 1179392 NEW YORK, NY

Position in AMTM

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$23,476,616
+$4,975,022 QoQ
Shares Held
900,177
+41.1% QoQ
Ownership
0.368%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2024
6 quarters on record
Voting authority Sole 99.5188723995392.ToString("F0")% Shared 0.ToString("F0")% None 0.4811276004607983.ToString("F0")%

Common Shares in AMTM Over Time

Shares Held

Position Value (USD)

Derivatives in AMTM

reported options exposure · as of Mar 31, 2026
CallValue
$524,208
CallShares
20,100
PutValue
$203,424
PutShares
7,800

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

TWO SIGMA INVESTMENTS, LP holds $971,665,443 across 21 Specialty Business Services names. AMTM ranks #6 (2.4% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 AMTM
Amentum Holdings, Inc.
This page
900,177 $23,476,616

All Filings in AMTM

Export CSV
8 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $524,208 20,100
2026-03-31 $203,424 7,800
2026-03-31 $23,476,616 900,177
2025-12-31 $18,501,594 637,986
2025-09-30 $9,558,995 399,123
2025-06-30 $324,141 13,729
2025-03-31 $984,620 54,100
2024-09-30 $10,355,346 321,096