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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
State of Tennessee, Department of Treasury
101
State of Tennessee, Department of Treasury
Tennessee
$1.38M +$673K +33,045 +78%
AA
102
Ancora Advisors
Ohio
$1.25M +$1.4M +68,705 +105,700%
Walleye Trading
103
Walleye Trading
New York
$1.25M +$727K +35,698 +109%
CM
104
Caption Management
Oklahoma
$1.24M -$844K -41,451 -38%
Treasurer of the State of North Carolina
105
Treasurer of the State of North Carolina
North Carolina
$1.23M +$218K +10,690 +19%
IMRF
106
Illinois Municipal Retirement Fund
Illinois
$1.21M +$1.35M +66,507 New
HCM
107
Hahn Capital Management
California
$1.19M -$238K -11,689 -15%
KCM
108
Kodai Capital Management
Illinois
$1.19M +$1.33M +65,540 New
CC
109
Centiva Capital
New York
$1.19M -$792K -38,882 -37%
Teacher Retirement System of Texas
110
Teacher Retirement System of Texas
Texas
$1.17M -$459K -22,522 -26%
WHCM
111
Wolf Hill Capital Management
Connecticut
$1.16M +$1.3M +63,857 New
BMCM
112
Bryn Mawr Capital Management
Pennsylvania
$1.14M +$59K +2,898 +5%
WAM
113
Weiss Asset Management
Massachusetts
$1.11M +$630K +30,922 +103%
CBA
114
Coastal Bridge Advisors
Connecticut
$1.07M +$1.19M +58,626 New
LSERS
115
Louisiana State Employees Retirement System
Louisiana
$1.06M -$32.6K -1,600 -3%
Natixis Advisors
116
Natixis Advisors
Massachusetts
$1.03M +$686K +33,686 +145%
AAM
117
Advisors Asset Management
Colorado
$1.03M -$298K -14,647 -21%
TRSOTSOK
118
Teachers Retirement System of the State of Kentucky
Kentucky
$1.02M +$127K +6,232 +13%
Barclays
119
Barclays
United Kingdom
$1.01M -$2.32M -114,147 -67%
AllianceBernstein
120
AllianceBernstein
Tennessee
$1M +$145K +7,126 +15%
William Blair & Company
121
William Blair & Company
Illinois
$986K -$45.2K -2,219 -4%
Two Sigma Investments
122
Two Sigma Investments
New York
$985K +$1.1M +54,100 New
WTA
123
Washington Trust Advisors
Massachusetts
$980K -$538K -26,394 -33%
EGM
124
Engineers Gate Manager
New York
$980K +$1.1M +53,830 New
NRS
125
Neville Rodie & Shaw
New York
$971K -$563K -27,656 -34%