AMTM

Amentum Holdings

476 hedge funds and large institutions have $5.64B invested in Amentum Holdings in 2025 Q4 according to their latest regulatory filings, with 85 funds opening new positions, 130 increasing their positions, 159 reducing their positions, and 58 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 capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

4.13% more ownership

Funds ownership: 79.49%83.62% (+4.1%)

3% more funds holding

Funds holding: 460476 (+16)

18% less repeat investments, than reductions

Existing positions increased: 130 | Existing positions reduced: 159

Holders
476
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$73.7M
Puts
$30.3M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
FCAS
326
First Command Advisory Services
Texas
$20.2K
RFP
327
Root Financial Partners
California
$20.1K
PB
328
Pinnacle Bancorp
Nebraska
$19.7K
TRCT
329
Tower Research Capital (TRC)
New York
$19.6K
Los Angeles Capital Management
330
Los Angeles Capital Management
California
$19.6K
PAM
331
Parvin Asset Management
South Dakota
$18.6K
FHA
332
Flagship Harbor Advisors
Massachusetts
$18.2K
EA
333
Evolution Advisers
Virginia
$18K
NA
334
NewEdge Advisors
Louisiana
$17.3K
PFBT
335
Parkside Financial Bank & Trust
Missouri
$16.6K
PTC
336
Private Trust Company
Ohio
$16.4K
NEWAS
337
N.E.W. Advisory Services
Wisconsin
$15.7K
CTA
338
Colonial Trust Advisors
South Carolina
$15.6K
TWC
339
TD Waterhouse Canada
Ontario, Canada
$15.4K
RIL
340
Rothschild Investment LLC
Illinois
$15.2K
MFG
341
Mendota Financial Group
Wisconsin
$14.9K
TSMHT
342
Thurston Springer Miller Herd & Titak
Indiana
$14.8K
GWSA
343
Global Wealth Strategies & Associates
Colorado
$14.3K
SFAM
344
Sawyer Falduto Asset Management
Illinois
$14.1K
BCWM
345
Bartlett & Co Wealth Management
Ohio
$14K
IA
346
IFP Advisors
Florida
$12.5K
C
347
Covestor
United Kingdom
$12K
CAM
348
Chesapeake Asset Management
New York
$10.7K
WAS
349
Winch Advisory Services
Wisconsin
$10.6K
CA
350
CoreCap Advisors
Michigan
$10.6K