Amentum Holdings, Inc. AMTM

19.19 (0.21) (1.08%) as of 25 Sep
Market cap
$4.8B
P/E
23.1×
Growth Flags show if company had growth for consecutive years

Insider Decisions

in millions of $
Nov 25 Feb 26 May 26 Aug 26
Buy — — — — — — — — — — — —
Sell — — — — — — — — — — — —
Insider Ownership 19.15%

Capital & Financial Ratios

Market Cap 4,790.00
Revenue 14,130.00
Net Income 201.00
Free Cash Flow 474.00
Net Debt 3,366.00
Current Ratio 1.52
Debt/Equity 0.80
P/E ratio 23.12
P/S ratio 0.33
P/B ratio 0.98
Past 5Y EPS Growth —
This Y EPS Growth 10.53%
Next Y EPS Growth 7.58%
Next 5Y EPS Growth 9.96%
in millions of $

Dividends

Payout Ratio —
Annual Dividend Rate —
Annual Dividend Yield —

Assets vs Liabilities

2023 2024 2025 Q'26
Cash 305 452 437 459
Receivables 1,440 2,401 2,479 2,553
Inventory — — — —
Other — — — —
1,931 3,084 3,113 3,189
2023 2024 2025 Q'26
Payables 560 764 892 825
ST’ Debt 45 36 42 54
Other 402 469 715 669
1,376 1,965 2,354 2,094
in millions of $

Compound Annual Growth

10y 5y 3y
Sales — — 23.31%
Cash Flow — — 62.73%
Earnings — — 0.00%
Book Value — — 0.00%

Revenue

Dec Mar Jun Sep Year
’26 3,237 3,478 3,490 — —
’25 3,416 3,491 3,561 3,925 14,393
’24 1,983 2,051 2,142 2,212 8,388
’23 — — — — 7,865
’22 — — — — 7,676
in millions of $ · fiscal quarters ending in the months shown

Operating Cash Flow

Dec Mar Jun Sep Year
’26 (136) 225 146 — —
’25 110 57 106 270 543
’24 (83) 5 238 (113) 47
’23 — — — 67 67
’22 — — — 126 126
in millions of $ · fiscal quarters ending in the months shown

Free Cash Flow

Dec Mar Jun Sep Year
’26 (142) 220 135 — —
’25 102 53 100 261 516
’24 (85) 2 236 (117) 36
’23 — — — 55 55
’22 — — — 108 108
in millions of $ · fiscal quarters ending in the months shown

EPS

Dec Mar Jun Sep Year
’26 0.18 0.22 0.27 — —
’25 0.05 0.02 0.04 0.16 0.27
’24 (0.43) (0.47) (0.27) 0.28 (0.90)
’23 — — — — (3.57)
fiscal quarters ending in the months shown

Target Price Range

Analyst price targets

Recommendation Rating

2.4
1Buy 2 3Hold 4 5Sell
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028
— — — — — — — — 18.38 16.01

Analyst estimates 2026–2028

Powerpack
Low Price
— — — — — — — — 34.50 31.87
High Price
— — — — — — — 18,000 53,000 50,000
Employees
— — — — — 0 0 0 0 0
Revenue/Emp
— — — — — 7,676 7,676 7,865 8,388 14,393
Revenue
— — — — — 10.04% 10.04% 9.94% 9.51% 10.51%
Gross Margin
— — — — — (64) (64) (340) (123) 115
EBT
— — — — — (0.83%) (0.83%) (4.32%) (1.47%) 0.80%
EBT Margin
— — — — — (78) (78) (321) (83) 59
Net Income
— — — — — 419 419 532 273 530
Depreciation
— — — — — 0.00 85.29 87.39 92.18 59.23
Revenue/Sh
— — — — — — (0.87) (3.57) (0.90) 0.27
Earnings/Sh
— — — — — 0.00 1.40 0.74 0.52 2.23
Cash Flow/Sh
— — — — — 0.00 (0.20) (0.13) (0.12) (0.11)
Capex/Sh
— — — — — 0.00 1.20 0.61 0.40 2.12
Free CF/Sh
— — — — — 0.00 0.00 4.62 50.02 19.01
Book Value/Sh
— — — — — — 90 90 91 243
Shares
— — — — — 0.00 0.00 0.00 0.00 88.70
PE Ratio
— — — — — 0.00 0.00 0.00 0.35 0.40
PS Ratio
— — — — — 6.38 6.38 6.38 0.65 1.26
PB Ratio
— — — — — 0.00 0.00 0.00 0.86 0.65
EV/Sales
— — — — — 31.07 31.07 31.07 199.83 18.07
EV/FCF
— — — — — 126 126 67 47 543
Op' Cash Flow
— — — — — (18) (18) (12) (11) (27)
Capex
— — — — — 108 108 55 36 516
FCF
— — — — — — — 555 1,119 759
Working Cap'
— — — — — — — 4,112 4,679 3,943
Total Debt
— — — — — — — 3,807 4,227 3,506
Net Debt
— — — — — 0 0 416 4,552 4,620
Sh' Equity
— — — — — 0.00% 0.00% (9.79%) (0.89%) 0.56%
ROA
— — — — — 0.00% 0.00% 0.84% 2.07% 3.69%
ROIC
— — — — — 0.00% 0.00% 0.00% (3.30%) 1.44%
ROE
predictions in italic, sparklines do not include predictions

All 10 years →

Fiscal years to Sep 2025 · latest quarter Jun 2026

Amentum Holdings, Inc. peers in Specialty Business Services

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UNF Unifirst Corporation $4.5B 39.1× Compare
DLB Dolby Laboratories $5.4B 24.6× Compare
AZZ AZZ Inc. $4.2B 20.8× Compare
FA First Advantage Corporation $3.4B 135× Compare
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CBZ CBIZ, Inc. $3.0B 25.6× Compare
ABM ABM Industries Incorporated $2.9B 17.9× Compare
MMS Maximus, Inc. $2.8B 7.7× Compare
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Amentum Holdings, Inc. (AMTM) key facts

  • Amentum Holdings, Inc. (AMTM) is a Specialty Business Services company in the Industrials sector, listed on the New York Stock Exchange.
  • Amentum Holdings, Inc.’s revenue for fiscal 2025 (year ended September 2025) was $14.4 billion, up 71.6% from fiscal 2024.
  • Net income was $59.0 million, or $0.27 per share (basic), a net margin of 0.46%.
  • As of September 25, 2026, AMTM traded at $19.19, a market capitalization of $4.8 billion.
  • At that price the stock trades at 23.1× trailing-twelve-month earnings and 0.3× sales.
  • Return on equity was 1.44% and debt-to-equity 0.80.

Source: company filings (standardised) and stockrow calculations.

Amentum Holdings, Inc. (AMTM) Latest News

News by impact score

Fine-tune

1 Sep

3

Amentum Holdings, Inc. selected for projects to upgrade and protect the UK energy grid. Contract awards for energy grid work support moderate gains in Amentum revenue and positioning.

21 Aug

4

Amentum wins nuclear shipyard contract, positioning its stock as potential bargain with new revenue stream. Nuclear shipyard contract win secures major revenue and strengthens Amentum's defense positioning.

20 Aug

4

Amentum Holdings (AMTM) wins NASA contract following fair value debate. NASA contract award delivers major new revenue stream and strengthens long-term positioning.

4

Amentum Holdings (AMTM) shares rose 3% after the company secured a $974 million NASA contract. A $974 million NASA contract win delivers major new revenue and bolsters long-term positioning in aerospace.

4

Amentum Holdings, Inc. wins $974M contract for maintenance, operations, and engineering at NASA Langley Research Center. The $974 million NASA contract delivers substantial new revenue and bolsters Amentum's government services position.

19 Aug

4 transcript

Amentum Holdings, Inc. (AMTM) released its Q3 2026 earnings call transcript detailing financial results, operational updates, and forward guidance. Earnings call delivers performance metrics and outlook that typically drive notable shifts in valuation and investor positioning.

3

Amentum Holdings wins new engineering services framework to support critical infrastructure and platforms. New framework agreement adds contract pipeline for infrastructure support without disclosed scale or immediate revenue figures.

18 Aug

4

Amentum joint venture selected for Australia nuclear submarine shipyard program. Selection for nuclear submarine shipyard program delivers major long-term defense revenue and strategic positioning for Amentum.

11 Aug

4 transcript

Amentum Holdings Inc posted record margins in Q3 2026 earnings call while advancing strategic initiatives. Record margins and strategic moves signal stronger profitability and competitive positioning ahead.

4 transcript

Amentum Holdings, Inc. held its Q3 2026 earnings call covering financial results, operational updates, and forward guidance. Earnings call delivers financial metrics and outlook that directly shape investor views and valuation.

4

Amentum Holdings teams up with partners to accelerate nuclear reactor approval timelines. Initiative targets faster regulatory clearances in nuclear projects with potential to expand contract pipeline and revenue streams.

3 transcript

Amentum Holdings reported Q3 financial results and management outlook during its earnings call, including revenue trends, contract wins, and operational updates. Q3 earnings updates typically deliver moderate financial and operational details that can shift near-term sentiment without fundamentally changing long-term trajectory.

3

Amentum lowered 2026 revenue guidance while raising profitability targets, prompting a 5.4% stock gain. Revenue guidance cut signals slower growth but profitability boost and positive share reaction indicate moderate effects on future performance.

10 Aug

3

Amentum Holdings Inc. Q3 earnings key metrics are analyzed. Q3 earnings metrics analysis indicates moderate effects on financial performance outlook.

3

Amentum Holdings missed Q2 CY2026 revenue estimates, triggering a 15.1% stock drop. Revenue miss and 15% stock decline point to short-term pressure on sentiment without evidence of lasting strategic damage.

3

Amentum Holdings, Inc. reported its third quarter fiscal year 2026 results. Quarterly results update financial performance and can move investor views.

4 Aug

4

Westinghouse partners with Amentum to expand delivery capacity for APX fleet deployment. Partnership expands Amentum capacity for APX fleet deployment.

29 Jul

4

Amentum Holdings secured an AI project win, prompting questions on whether its stock is overvalued. AI project win signals major new revenue potential and strategic positioning for Amentum.

22 Jul

3

Amentum Holdings (AMTM) reports Q1 earnings, triggering buy, sell, or hold stock recommendation analysis. Q1 earnings results may moderately shift near-term investor sentiment and trading around AMTM.

20 Jul

4

DC BLOX joins U.S. Department of Energy National Nuclear Security Administration consortium to develop AI data center and energy infrastructure project. Consortium selection for DOE NNSA AI data center project gives Amentum major government contract exposure in high-growth nuclear-energy sector.

4

Amentum Holdings selected for Department of Energy AI Data Center and Energy Generation Project. DOE project selection delivers major contract revenue and strategic positioning in AI infrastructure.

14 Jul

4

Amentum Holdings (AMTM) secures NASA contract, prompting questions on whether its stock remains fully valued. NASA contract win substantially boosts Amentum revenue outlook and market position.

3

Amentum Holdings wins NASA contract but stock appears fully priced with limited further upside. NASA contract win adds revenue visibility yet valuation already reflects the development without major trajectory shift.

4 Jul

4

Amentum Holdings secures new contract awards that strengthen its backlog and market appeal. New contract awards signal major revenue opportunities and strategic advancement for Amentum Holdings.

2 Jul

4

Amentum Holdings, Inc. (AMTM) joint venture awarded NASA COSMOS contract for mission operations. NASA contract win adds material revenue and strengthens competitive position in government services.

30 Jun

4

Amentum Holdings wins NASA COSMOS contract to advance spaceflight mission operations. NASA contract win directly boosts Amentum revenue and aerospace positioning.

17 Jun

4

Amentum Holdings secured a $77 million contract to modernize defense supply chain logistics in the Indo-Pacific region with AI tools. The $77M contract win strengthens Amentum's defense logistics and AI positioning with direct revenue and strategic regional expansion.

4 Jun

3

Amentum Holdings joins the Fortune 500, underscoring its scale and balanced investor risk-reward profile. Fortune 500 entry raises visibility and investor interest without changing operations or strategy.

19 May

3

Amentum Holdings reported Q1 results during its earnings call and addressed the top five analyst questions on financial performance, contract wins, and future outlook. Q1 earnings call and analyst questions provide updates on financial results and strategy that can moderately influence near-term investor views.

3

Amentum Holdings, Inc. named Dr. Sam Nazari Chief AI Architect. Appointing a Chief AI Architect supports expanded focus on artificial intelligence development and potential competitive gains.

stockrow.com/AMTM · Data as of Jun 30, 2026 · For information only; not investment advice. · © 2026 stockrow.com