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AMTM

Amentum Holdings

419 hedge funds and large institutions have $3.49B invested in Amentum Holdings in 2025 Q1 according to their latest regulatory filings, with 73 funds opening new positions, 112 increasing their positions, 152 reducing their positions, and 95 closing their positions.

New
Increased
Maintained
Reduced
Closed

49% more call options, than puts

Call options by funds: $62.3M | Put options by funds: $41.7M

10.84% more ownership

Funds ownership: 67.97%78.8% (+11%)

0% more capital invested

Capital invested by funds: $3.48B → $3.49B (+$8.92M)

0% more funds holding in top 10

Funds holding in top 10: 55 (0)

7% less funds holding

Funds holding: 451419 (-32)

23% less first-time investments, than exits

New positions opened: 73 | Existing positions closed: 95

26% less repeat investments, than reductions

Existing positions increased: 112 | Existing positions reduced: 152

Holders
419
Holders Change
-32
Holders Change %
-7.1%
% of All Funds
5.62%
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.07%
New
73
Increased
112
Reduced
152
Closed
95
Calls
$62.3M
Puts
$41.7M
Net Calls
+$20.6M
Net Calls Change
-$29.2M
Name Holding Trade Value Shares
Change
Change in
Stake
CCPM
26
Cooper Creek Partners Management
New York
$22.3M -$59.7M -2,933,048 -71%
FGP
27
Freestone Grove Partners
California
$21.2M +$23.7M +1,164,835 New
Dimensional Fund Advisors
28
Dimensional Fund Advisors
Texas
$20.3M -$824K -40,476 -4%
KGI
29
Kopernik Global Investors
Florida
$19.6M +$6.34M +311,513 +41%
6CM
30
683 Capital Management
New York
$18.4M +$12M +588,000 +138%
Bank of America
31
Bank of America
North Carolina
$17.6M +$7.33M +359,693 +59%
AC
32
Avenir Corporation
Virginia
$16.5M +$14.5M +710,692 +367%
PCM
33
Penn Capital Management
Pennsylvania
$16.2M +$9.03M +443,126 +99%
Northern Trust
34
Northern Trust
Illinois
$15.6M +$249K +12,204 +1%
CAM
35
Cacti Asset Management
Georgia
$15.1M +$203K +9,978 +1%
Bank of New York Mellon
36
Bank of New York Mellon
New York
$13.8M +$2.22M +109,195 +17%
Principal Financial Group
37
Principal Financial Group
Iowa
$13M +$2.24M +110,123 +18%
CA
38
CSM Advisors
Pennsylvania
$11.6M -$20.4K -1,000 -0.2%
GCM
39
Ghisallo Capital Management
Massachusetts
$11.6M +$12.9M +635,569 New
ECM
40
Engine Capital Management
New York
$11.6M +$282K +13,855 +2%
VOYA Investment Management
41
VOYA Investment Management
Georgia
$11.4M +$4.56M +224,039 +55%
New York State Common Retirement Fund
42
New York State Common Retirement Fund
New York
$11.1M +$4.74M +232,835 +61%
Jane Street
43
Jane Street
New York
$11M +$11.7M +574,270 +2,089%
Royal Bank of Canada
44
Royal Bank of Canada
Ontario, Canada
$10.6M -$748K -36,708 -6%
LC
45
Loews Corp
New York
$10.4M +$11.7M +572,684 New
Susquehanna International Group
46
Susquehanna International Group
Pennsylvania
$9.71M -$6.98M -342,794 -39%
MCM
47
Moore Capital Management
New York
$9.07M -$1.91M -93,926 -16%
Public Sector Pension Investment Board (PSP Investments)
48
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$8.28M +$2.97M +145,943 +47%
DKCM
49
Davidson Kempner Capital Management
New York
$8.19M +$9.17M +450,000 New
Goldman Sachs
50
Goldman Sachs
New York
$8.15M +$3.57M +175,353 +64%