Amentum Holdings, Inc.

NYSE:AMTM Stock Report

Market Cap: US$7.2b

Amentum Holdings Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of AMTM?
Owner TypeNumber of SharesOwnership Percentage
State or Government25,5070.0105%
Institutions10,757,2124.42%
Private Companies90,021,80437%
General Public142,497,65058.6%

Dilution of Shares: AMTM only recently listed within the past 12 months

Top Shareholders

Top 25 shareholders own 41.35% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
37%
Amentum Joint Venture LP
90,021,804US$2.7b0%no data
1.75%
BlackRock, Inc.
4,261,096US$126.5m0%no data
1.06%
State Street Global Advisors, Inc.
2,581,626US$76.6m0%no data
0.52%
Invesco Capital Management LLC
1,269,989US$37.7m0%0.01%
0.34%
Mirae Asset Global Investments Co., Ltd.
830,784US$24.7m0%0.02%
0.2%
First Trust Advisors LP
489,862US$14.5m0%0.01%
0.14%
Dimensional Fund Advisors LP
328,479US$9.8m0%no data
0.079%
Campbell Newman Asset Management, Inc.
193,208US$5.7m0%0.42%
0.037%
Neville, Rodie & Shaw, Inc.
89,977US$2.7m0%0.2%
0.034%
WEDGE Capital Management LLP
83,542US$2.5m0%0.04%
0.023%
Goldman Sachs Asset Management, L.P.
55,889US$1.7m0%no data
0.022%
Mckinley Carter Wealth Services, Inc., Asset Management Arm
54,707US$1.6m0%0.09%
0.017%
Van Eck Associates Corporation
42,409US$1.3m0%no data
0.015%
BMO Asset Management Corp.
36,900US$1.1m0%no data
0.015%
Geode Capital Management, LLC
35,700US$1.1m0%no data
0.014%
WesBanco Investment Department
33,896US$1.0m0%0.03%
0.013%
Omega Global Investors Pty Ltd.
32,038US$951.4k0%0.25%
0.013%
Creative Planning, LLC
31,269US$928.2k0%no data
0.01%
Ceská Národní Banka
25,507US$757.0k0%no data
0.0092%
Occidental Asset Management, LLC
22,426US$666.0k0%0.1%
0.0079%
SEI Investments Management Corporation
19,141US$568.5k0%no data
0.0073%
The MassMutual Trust Company, F.S.B. , Trust Investments
17,830US$529.5k0%0.01%
0.0073%
Red Spruce Capital, LLC
17,715US$525.9k0%0.23%
0.007%
Henry H. Armstrong Associates, Inc.
17,081US$507.1k0%0.05%
0.0068%
Victory Capital Management Inc.
16,484US$489.8k0%no data