Amentum Holdings Inc.
Organization details
- Legal name
- Amentum Holdings Inc.
- Former names
- Amazon Holdco Inc.
- Ownership
- Public
- Status
- Active
- Sector (GICS)
- Industrials
- SIC code
- 7389 — Services-Business Services, NEC
- Jurisdiction of incorporation
- Delaware
- Headquarters city
- Chantilly
- Headquarters state / province
- Virginia
- Headquarters country
- United States
- Fiscal year end
- October
- Ticker symbol
- AMTM
- Primary stock exchange
- NYSE
Identifiers
- SEC CIK
- 0002011286
- EIN
- 99-0622272
Board of directors
-
Alan E. Goldberg · DirectorSince 2024
-
Barbara Loughran · DirectorSince 2024
-
Benjamin Buhl Dickson · DirectorSince 2024
-
Christopher M.t. Thompson · DirectorSince 2024
-
Connor Wentzell · DirectorSince 2024
-
J. Russell Triedman · DirectorSince 2024
-
John C. Vollmer · DirectorSince 2024
-
John E. Heller · Director · Chief Executive OfficerSince 2024
-
Kevin C. Berryman · Director · Chief Financial OfficerSince 2024
-
Ralph E. Eberhart · DirectorSince 2024
-
Robert Pragada V · Director · Chief Executive OfficerSince 2024
-
Sandra E. Rowland · DirectorSince 2024
-
Stephen A. Arnette · DirectorSince 2024
-
Steven J. Demetriou · Director · Executive ChairSince 2024
-
Susan Leslie Ireland · DirectorSince 2024
-
Vincent K. Brooks · DirectorSince 2024
Chief executives
Outstanding · grade A+
Out of 100, from shareholder return, dividends, growth and acquisitions.
Partial: only 20% of the scoring weight is on file.
- Revenue growth 20%
- 100
35.1% a year in revenue
20% of the scoring weight is on file. Figures cover September 2023 – October 2025.
Outstanding · grade A+
Out of 100, from shareholder return, dividends, growth and acquisitions.
Partial: only 20% of the scoring weight is on file.
- Revenue growth 20%
- 100
70.1% a year in revenue
20% of the scoring weight is on file. Figures cover September 2024 – October 2025.
Director election results
Annual meeting of February 6, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
90.4%
-
98.0%
-
99.0%
-
99.3%
-
99.6%
-
99.7%
-
99.7%
-
99.7%
-
99.9%
-
99.9%
-
99.9%
-
99.9%
Board connections
9 of this board's directors also sit on 11 other boards. 5 are in the same sector.
-
Jacobs Solutions Inc. Same sectorvia Barbara Loughran, Christopher M.t. Thompson, Ralph E. Eberhart, Robert Pragada V, Steven J. Demetriou and Vincent K. Brooks
-
Arcosa Inc. Same sectorvia Steven J. Demetriou
- via Barbara Loughran
- via Susan Leslie Ireland
- via Vincent K. Brooks
-
Eaton Corporation PLC Same sectorvia Robert Pragada V
- via Steven J. Demetriou
-
ITT Inc. Same sectorvia Kevin C. Berryman
- via Sandra E. Rowland
-
VSE Corporation Same sectorvia Ralph E. Eberhart
- via Vincent K. Brooks
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $0
- 0 sales by 0 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Nov 6, 2026 | John E. Heller Director, Officer (Chief Executive Officer) | Option exercise | +39,618 | — | — |
| Nov 6, 2026 | Johnson Travis Barton Officer (Chief Financial Officer) | Option exercise | +12,097 | — | — |
| Nov 6, 2026 | Stephen A. Arnette Officer (Chief Operating Officer) | Option exercise | +12,702 | — | — |
| Nov 6, 2026 | Mullen Sean Thomas Officer (Chief Growth Officer) | Option exercise | +4,839 | — | — |
| Nov 6, 2026 | Bruning Jill L Officer (Chief Technology Officer) | Option exercise | +4,839 | — | — |
| Nov 6, 2026 | John E. Heller Director, Officer (Chief Executive Officer) | Shares withheld for tax | −17,868 | $21.25 | $379,695 |
| Nov 6, 2026 | Johnson Travis Barton Officer (Chief Financial Officer) | Shares withheld for tax | −5,064 | $21.25 | $107,610 |
| Nov 6, 2026 | Stephen A. Arnette Officer (Chief Operating Officer) | Shares withheld for tax | −4,999 | $21.25 | $106,229 |
| Nov 6, 2026 | Mullen Sean Thomas Officer (Chief Growth Officer) | Shares withheld for tax | −2,183 | $21.25 | $46,389 |
| Nov 6, 2026 | Bruning Jill L Officer (Chief Technology Officer) | Shares withheld for tax | −1,457 | $21.25 | $30,961 |
| Aug 14, 2026 | Christopher M.t. Thompson Director | Gift | −4,250 | — | — |
| May 6, 2026 | John E. Heller Director, Officer (Chief Executive Officer) | Option exercise | +18,145 | — | — |
| May 6, 2026 | Mullen Sean Thomas Officer (Chief Growth Officer) | Option exercise | +9,072 | — | — |
| May 6, 2026 | Johnson Travis Barton Officer (Chief Financial Officer) | Option exercise | +13,609 | — | — |
| May 6, 2026 | Bruning Jill L Officer (Chief Technology Officer) | Option exercise | +9,072 | — | — |
Peers
Compare boardsOrganizations in the same sector, closest in location and size first.
Questions about Amentum Holdings Inc.
Who is the CEO of Amentum Holdings Inc.?
John E. Heller has been Amentum Holdings Inc.'s Chief Executive Officer since September 2024.
How many directors are on Amentum Holdings Inc.'s board?
Amentum Holdings Inc.'s board has 16 directors: Alan E. Goldberg, Barbara Loughran, Benjamin Buhl Dickson, Christopher M.t. Thompson, Connor Wentzell, J. Russell Triedman, John C. Vollmer, John E. Heller, Kevin C. Berryman, Ralph E. Eberhart and 6 others.
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