Amentum Holdings
AMTMNYSEUSD
- Source valuation snapshot. Not a live recalculation.
- Latest filed annual earnings; price snapshot date unavailable. Not forward P/E.
- Diluted earnings per share from the latest filed annual.
- $23.13 Prior regular-session close from the quote source.
- $22.42–$23.15 Regular-session low and high so far today.
- 1.4M Regular-session shares traded · Nov 11, 4:00 PM ET.
- Nov 23 projected Projected for 2026-11-23 from the company’s own results filings (SEC 8-K Item 2.02). The company has not confirmed the date.
- $17.72–$38.11 52-week trading low and high returned by the quote source.
Understand the Business
Why the Stock Moved
Period-matched expectations history is not yet available. Current metrics are not a substitute for a historical explanation.
The core investment thesis
Own AMTM if its cleared engineering scale turns mission-critical government demand into cash and deleveraging, not just low-margin revenue.
AMTM price history
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Investment thesis
What must happen next
Mission-critical government engineering and operations work remains outsourced to qualified large contractors, so Amentum’s scale and incumbency continue feeding awards rather than being displaced by insourcing or budget reprioritization.HoldingMateriality: High
GAAP annual revenue was $14.393 billion in FY2025, versus $8.388 billion in FY2024 and $7.865 billion in FY2023, showing access to large program revenue. If this holds, Amentum has a durable demand base; if it breaks, revenue can fall before management has time to resize the cost structure.
Watch: U.S. defense, energy, intelligence, or civil agencies insource engineering and operations work that had been performed by contractors.
Supporting sources
Source notes are factual paraphrases; read the original disclosures below.
GAAP annual revenue was $14.393 billion in FY2025, versus $8.388 billion in FY2024 and $7.865 billion in FY2023, showing access.
Open source ↗Amentum’s roughly 50,000-person technical workforce is a capacity moat in projects requiring cleared, deployable engineering talent; the moat holds only if retention and recruiting keep pace with award demand.StrengtheningMateriality: High
The profile reports approximately 50,000 employees as of 2025-11-25. The workforce is the production asset; if Amentum cannot hire and retain specialized staff, contract wins will not convert into profitable delivery.
Watch: Cleared engineers and program managers leave for Leidos, SAIC, Booz Allen, KBR, Parsons, or government agencies.
Supporting sources
Source notes are factual paraphrases; read the original disclosures below.
The profile reports approximately 50,000 employees as of 2025-11-25.
Open source ↗Amentum’s technical qualifications and execution record must keep enough work out of pure lowest-price staffing competition; otherwise scale will add revenue without adequate economic spread.StrengtheningMateriality: Medium
GAAP annual gross profit was $1.513 billion in FY2025, versus $798 million in FY2024 and $782 million in FY2023. This determines whether revenue growth creates owner value or merely passes through labor and subcontractor costs at thin spreads.
Watch: Customer procurement shifts toward low-price technically acceptable bidding on work Amentum previously won on qualification and execution.
Supporting sources
Source notes are factual paraphrases; read the original disclosures below.
GAAP annual gross profit was $1.513 billion in FY2025, versus $798 million in FY2024 and $782 million in FY2023.
Open source ↗The enlarged platform creates value only if integration, overhead control, and program execution turn scale into operating leverage instead of transition costs and fixed-price overruns.HoldingMateriality: Medium
GAAP annual operating income rose to $480 million in FY2025 from $291 million in FY2024 and $57 million in FY2023. Amentum can be a large contractor and still be a poor equity if incremental scale is consumed by integration expense, overhead, or program losses.
Watch: Post-combination systems, culture, or contract-administration problems disrupt program delivery.
Supporting sources
Source notes are factual paraphrases; read the original disclosures below.
GAAP annual operating income rose to $480 million in FY2025 from $291 million in FY2024 and $57 million in FY2023.
Open source ↗Because margins are thin and the balance sheet is sizable, Amentum must convert contract earnings into operating cash flow that reduces financial risk rather than relying on accounting profit alone.StrengtheningMateriality: Medium
GAAP annual operating cash flow was $543 million in FY2025, versus $47 million in FY2024 and $67 million in FY2023. Cash conversion determines whether equity value accrues to shareholders or is absorbed by working capital, interest burden, refinancing risk, and balance-sheet repair.
Watch: Government payment delays, continuing resolutions, or contract transitions create working-capital absorption.
Supporting sources
Source notes are factual paraphrases; read the original disclosures below.
GAAP annual operating cash flow was $543 million in FY2025, versus $47 million in FY2024 and $67 million in FY2023.
Open source ↗
Full investment case & evidence
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Original research
Mission-critical government engineering and operations work remains outsourced to qualified large contractors, so Amentum’s scale and incumbency continue feeding awards rather than being displaced by insourcing or budget reprioritization. If this holds, Amentum has a durable demand base; if it breaks, revenue can fall before management has time to resize the cost structure.
Amentum’s roughly 50,000-person technical workforce is a capacity moat in projects requiring cleared, deployable engineering talent; the moat holds only if retention and recruiting keep pace with award demand. The workforce is the production asset; if Amentum cannot hire and retain specialized staff, contract wins will not convert into profitable delivery.
Amentum’s technical qualifications and execution record must keep enough work out of pure lowest-price staffing competition; otherwise scale will add revenue without adequate economic spread. This determines whether revenue growth creates owner value or merely passes through labor and subcontractor costs at thin spreads.
The enlarged platform creates value only if integration, overhead control, and program execution turn scale into operating leverage instead of transition costs and fixed-price overruns. Amentum can be a large contractor and still be a poor equity if incremental scale is consumed by integration expense, overhead, or program losses.
Because margins are thin and the balance sheet is sizable, Amentum must convert contract earnings into operating cash flow that reduces financial risk rather than relying on accounting profit alone. Cash conversion determines whether equity value accrues to shareholders or is absorbed by working capital, interest burden, refinancing risk, and balance-sheet repair.
All standing thesis claims
Original report summary
its cleared engineering scale turns mission-critical government demand into cash and deleveraging, not just low-margin revenue.
Bull case and bear case
Bull case and bear case for Amentum Holdings
Where the evidence on Amentum Holdings stands: Holding on the latest evidence (Nov 10, 2026). Of its 5 thesis points, 3 strengthening and 2 holding.
Bull case: what the evidence supports
Mission-critical government engineering and operations work remains outsourced to qualified large contractors, so Amentum’s scale and incumbency continue feeding awards rather than being displaced by insourcing or budget reprioritization.
Amentum’s roughly 50,000-person technical workforce is a capacity moat in projects requiring cleared, deployable engineering talent; the moat holds only if retention and recruiting keep pace with award demand.
Amentum’s technical qualifications and execution record must keep enough work out of pure lowest-price staffing competition; otherwise scale will add revenue without adequate economic spread.
The enlarged platform creates value only if integration, overhead control, and program execution turn scale into operating leverage instead of transition costs and fixed-price overruns.
Because margins are thin and the balance sheet is sizable, Amentum must convert contract earnings into operating cash flow that reduces financial risk rather than relying on accounting profit alone.
Bear case: what would count against it
U.S. defense, energy, intelligence, or civil agencies insource engineering and operations work that had been performed by contractors.
Cleared engineers and program managers leave for Leidos, SAIC, Booz Allen, KBR, Parsons, or government agencies.
Customer procurement shifts toward low-price technically acceptable bidding on work Amentum previously won on qualification and execution.
Thesis-Break Engine
Thesis-break watch · Amentum Holdings
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MARKET + FINANCIAL SNAPSHOT
The numbers behind the thesis
What Changed
- MixedDirector or principal officer change.
Amentum Holdings filed an SEC 8-K on 2026-10-02: Director or principal officer change. It is a dated development that tests the current thesis.
- MixedReported results of operations (earnings release).
Amentum Holdings filed an SEC 8-K on 2026-08-10: Reported results of operations (earnings release). It is a dated development that tests the current thesis.
- MixedReported results of operations (earnings release).
Amentum Holdings filed an SEC 8-K on 2026-05-11: Reported results of operations (earnings release). It is a dated development that tests the current thesis.
Risks / falsifiers
What could break the thesis
- U.S. defense, energy, intelligence, or civil agencies insource engineering and operations work that had been performed by contractors.
- Cleared engineers and program managers leave for Leidos, SAIC, Booz Allen, KBR, Parsons, or government agencies.
- Customer procurement shifts toward low-price technically acceptable bidding on work Amentum previously won on qualification and execution.
- Post-combination systems, culture, or contract-administration problems disrupt program delivery.
- Government payment delays, continuing resolutions, or contract transitions create working-capital absorption.
AMTM news
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Financial statements
AMTM income statement
Annual filed results · USD · Oldest to newest. Margins are calculated from the reported figures.
AMTM: quick answers
- When does Amentum Holdings (AMTM) report earnings next?
- Amentum Holdings's next results are projected for November 23, 2026, from the dates of its own results filings with the SEC. The company has not confirmed the date. It last reported on August 10, 2026. Earnings calendar
- What is AMTM's short interest?
- As of October 30, 2026, 14.0M AMTM shares were sold short, 5.75% of its shares outstanding, up 10.9% from the count before. At the stock's average daily volume that is 7.2 days to cover. FINRA publishes the count twice a month. AMTM short interest history
- Have members of Congress traded AMTM?
- Reports made public in the last 90 days disclose 2 trades in AMTM by 1 filer: 0 purchases and 2 sales. They are filed under the STOCK Act by members of Congress, the President and senior officials. Every disclosed AMTM trade
- Which well-known investors own AMTM?
- 2 of the 37 well-known funds tracked here reported AMTM shares in their latest 13F filings. By share of the fund's portfolio: Soros Fund Management (George Soros), 0.0%; Bridgewater Associates (Ray Dalio), 0.0%. Fund portfolios
AMTM in well-known investors’ portfolios
2 of 37 funds reported AMTM shares in their latest 13F filing. A 13F shows quarter-end positions and arrives up to 45 days later.
| Fund | Of its portfolio | Value | Change | Quarter |
|---|---|---|---|---|
| George SorosSoros Fund Management | 0.03% | $2.4M | +9.9% | Q2 2026 |
| Ray DalioBridgewater Associates | 0.00% | $976K | +176.9% | Q2 2026 |
