AMTM

Amentum Holdings

450 hedge funds and large institutions have $4.63B invested in Amentum Holdings in 2025 Q3 according to their latest regulatory filings, with 76 funds opening new positions, 102 increasing their positions, 175 reducing their positions, and 69 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

less capital invested

Capital invested by funds: $ → $

1% less funds holding

Funds holding: 456450 (-6)

2.87% less ownership

Funds ownership: 82.31%79.44% (-2.9%)

42% less repeat investments, than reductions

Existing positions increased: 102 | Existing positions reduced: 175

Holders
450
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
9
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$22.9M
Puts
$15.4M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
EHC
476
Everett Harris & Co
California
Janney Montgomery Scott
477
Janney Montgomery Scott
Pennsylvania
LAM
478
Lingohr Asset Management
Germany
KRS
479
Kentucky Retirement Systems
Kentucky
URS
480
Utah Retirement Systems
Utah
EI
481
Ethic Inc
New York
CF
482
Cantor Fitzgerald
New York
IIM
483
Intact Investment Management
Quebec, Canada
ANBT
484
American National Bank & Trust
Texas
GIM
485
Glenmede Investment Management
Pennsylvania
OIAM
486
OFI Invest Asset Management
France
CT
487
Caldwell Trust
Florida
RAM
488
Riggs Asset Management
Pennsylvania
CIAM
489
Caitong International Asset Management
Hong Kong
SAM
490
Shell Asset Management
Netherlands
National Pension Service
491
National Pension Service
South Korea
BF
492
BOK Financial
Oklahoma
BOTPPF
493
Board of the Pension Protection Fund
United Kingdom
RA
494
Ransom Advisory
Rhode Island
TPWA
495
Twin Peaks Wealth Advisors
California
BCMLT
496
Beacon Capital Management LLC (Tennessee)
Tennessee
GWP
497
Gen-Wealth Partners
Michigan
UBP
498
Union Bancaire Privee
Switzerland
NS
499
NBC Securities
Alabama
SPF
500
South Plains Financial
Texas