About Amentum Holdings Inc
- Industry: Professional Services
- Exchange: NEW YORK STOCK EXCHANGE, INC.
- Country: US
Frequently Asked Questions
What is the 52-week range for AMTM?
The 52-week high is $38.11 and the 52-week low is $17.89.
What is the P/E ratio for AMTM?
The Price to Earnings (P/E) ratio is 21.74.
What is the dividend yield for AMTM?
This company does not currently pay a dividend or the data is unavailable.
What is the Return on Equity (ROE)?
The trailing twelve months (TTM) Return on Equity is 4.44%.
What is the Net Profit Margin?
The Net Profit Margin (TTM) is 1.44%.
What is the Price to Book (P/B) Ratio?
The annual Price to Book ratio stands at 1.40.
Analyst Recommendation Trends
Wall Street analyst consensus for AMTM over the last few months:
Latest AMTM News
Deep Isolation Advances Nuclear Waste Disposal Demonstration With Issuance of Texas Drilling Permit
Regulatory Authorization Supports Deep Isolation’s Plans to Move Its Full-Scale, Non-Radioactive Commercialization Pilot Toward Construction and Field ActivitiesBERKELEY, Calif., Oct. 01, 2026 (GLOBE NEWSWIRE) -- Deep Isolation Nuclear, Inc. (OTCQB: DBHL) (“Deep Isolation” or the “Company”), a leading innovator in nuclear waste disposal technology, today announced that the Texas Railroad Commission has issued a drilling permit for the Company’s full-scale, non-radioactive Commercialization Pilot
Amentum Joint Venture Secures Preferred Position for Major UK Nuclear Contract
CHANTILLY, Va., September 30, 2026--UK nuclear site operator Sellafield Ltd selected an Amentum joint venture as preferred supplier for an asset care and asset creation program.
Disciplined Deleveraging and High-Value Contracts Support Amentum Holdings’ (AMTM) Long-Term Outlook
Frontier Capital Management released its Q2 2026 investor letter for “AMG Frontier Small Cap Growth Fund”. The letter can be downloaded here. The Fund (Class N) returned 21.90% in the quarter, lagging behind its benchmark, the Russell 2000 Growth Index, which returned 25.71%. Over the past year, the Fund outperformed the benchmark, returning 44.45% compared […]
New Industry Survey Reinforces Nuclear's Growth Outlook
Reactor-owning utilities benefit from rising electricity demand and investments in existing and new generation. Read more here.
1 Small-Cap Stock on Our Buy List and 2 Facing Challenges
Small-cap stocks can be incredibly lucrative investments because their lack of analyst coverage leads to frequent mispricings. However, these businesses (and their stock prices) often stay small because their subscale operations make it harder to expand their competitive moats.
Can BWXT's Canadian Lab Role Strengthen Nuclear Services Growth?
BWX Technologies expands its nuclear services reach through a Canadian laboratory role, backed by Kinectrics' expertise and broader commercial operations.
1 Stock Under $50 with Promising Prospects and 2 We Turn Down
The $10-50 price range often includes mid-sized businesses with proven track records and plenty of growth runway ahead. They also usually carry less risk than penny stocks, though they’re not immune to volatility as many lack the scale advantages of their larger peers.
3 Reasons to Sell AMTM and 1 Stock to Buy Instead
Amentum’s stock price has taken a beating over the past six months, shedding 35.7% of its value and falling to $20.04 per share. This was partly due to its softer quarterly results and may have investors wondering how to approach the situation.
Related Stocks (Peers)
Recent Insider Transactions
| Date | Name | Shares Changed | Price | Value |
|---|---|---|---|---|
| 2026-08-14 | Thompson Christopher M.T. | -4,250 | - | - |
| 2026-05-06 | Bruning Jill L | -9,072 | - | - |
| 2026-05-06 | Bruning Jill L | -2,731 | $24.89 | $67,975 |
| 2026-05-06 | Bruning Jill L | +9,072 | - | - |
| 2026-05-06 | Arnette Stephen A | -13,609 | - | - |
| 2026-05-06 | Arnette Stephen A | -3,314 | $24.89 | $82,485 |
| 2026-05-06 | Arnette Stephen A | +13,609 | - | - |
| 2026-05-06 | Johnson Travis Barton | -13,609 | - | - |
| 2026-05-06 | Johnson Travis Barton | -4,097 | $24.89 | $101,974 |
| 2026-05-06 | Johnson Travis Barton | +13,609 | - | - |
| 2026-05-06 | Mullen Sean Thomas | -9,072 | - | - |
| 2026-05-06 | Mullen Sean Thomas | -2,762 | $24.89 | $68,746 |
| 2026-05-06 | Mullen Sean Thomas | +9,072 | - | - |
| 2026-05-06 | Heller John E. | -18,145 | - | - |
| 2026-05-06 | Heller John E. | -8,184 | $24.89 | $203,700 |
| 2026-05-06 | Heller John E. | +18,145 | - | - |
| 2026-03-04 | Bruning Jill L | -30,000 | - | - |
| 2026-03-02 | Arnette Stephen A | -2,808 | - | - |
| 2026-03-02 | Arnette Stephen A | -750 | $30.7 | $23,025 |
| 2026-03-02 | Arnette Stephen A | +2,808 | - | - |
| 2026-02-17 | St. Mary Michele T | -7,080 | - | - |
| 2026-02-17 | St. Mary Michele T | -2,308 | $30.05 | $69,355 |
| 2026-02-17 | St. Mary Michele T | +7,080 | - | - |
| 2026-02-06 | Brooks Vincent K | -11,564 | - | - |
| 2026-02-06 | Brooks Vincent K | +5,062 | - | - |
| 2026-02-06 | Brooks Vincent K | +11,564 | - | - |
| 2026-02-06 | Loughran Barbara | +5,062 | - | - |
| 2026-02-06 | Vollmer John C. | -11,564 | - | - |
| 2026-02-06 | Vollmer John C. | +5,062 | - | - |
| 2026-02-06 | Vollmer John C. | +11,564 | - | - |
| 2026-02-06 | IRELAND SUSAN LESLIE | +5,062 | - | - |
| 2026-02-06 | Rowland Sandra E. | -11,564 | - | - |
| 2026-02-06 | Rowland Sandra E. | +5,062 | - | - |
| 2026-02-06 | Rowland Sandra E. | +11,564 | - | - |
| 2026-02-06 | Thompson Christopher M.T. | +5,062 | - | - |
| 2026-02-06 | EBERHART RALPH E | -11,564 | - | - |
| 2026-02-06 | EBERHART RALPH E | +5,062 | - | - |
| 2026-02-06 | EBERHART RALPH E | +11,564 | - | - |
| 2026-01-28 | Heller John E. | -51,979 | - | - |
| 2026-01-28 | Heller John E. | -19,768 | $35.71 | $705,915 |
| 2026-01-28 | Heller John E. | +51,979 | - | - |
| 2025-12-17 | Mullen Sean Thomas | -9,298 | - | - |
| 2025-12-17 | Mullen Sean Thomas | -4,194 | $28.67 | $120,242 |
| 2025-12-17 | Mullen Sean Thomas | +9,298 | - | - |
| 2025-12-05 | Burton Darren | -2,721 | - | - |
| 2025-12-05 | Burton Darren | -1,392 | $28.88 | $40,201 |
| 2025-12-05 | Burton Darren | +2,721 | - | - |
| 2025-11-17 | Mullen Sean Thomas | +17,817 | - | - |
| 2025-11-17 | Bruning Jill L | +17,817 | - | - |
| 2025-11-17 | Burton Darren | +22,271 | - | - |
| 2025-11-17 | St. Mary Michele T | +22,271 | - | - |
| 2025-11-17 | Arnette Stephen A | -1,178 | - | - |
| 2025-11-17 | Arnette Stephen A | +46,769 | - | - |
| 2025-11-17 | Arnette Stephen A | -287 | $21.49 | $6,168 |
| 2025-11-17 | Arnette Stephen A | +1,178 | - | - |
| 2025-11-17 | Johnson Travis Barton | +100,220 | - | - |
| 2025-11-17 | Heller John E. | +155,897 | - | - |
| 2025-11-17 | DEMETRIOU STEVEN J. | -43,396 | - | - |
| 2025-11-17 | DEMETRIOU STEVEN J. | +111,355 | - | - |
| 2025-11-17 | DEMETRIOU STEVEN J. | -17,077 | $21.49 | $366,985 |
| 2025-11-17 | DEMETRIOU STEVEN J. | +43,396 | - | - |
| 2025-11-16 | Arnette Stephen A | -4,596 | - | - |
| 2025-11-16 | Arnette Stephen A | -3,681 | - | - |
| 2025-11-16 | Arnette Stephen A | -5,053 | - | - |
| 2025-11-16 | Arnette Stephen A | -1,120 | $22.07 | $24,718 |
| 2025-11-16 | Arnette Stephen A | +4,596 | - | - |
| 2025-11-16 | Arnette Stephen A | -897 | $22.07 | $19,797 |
| 2025-11-16 | Arnette Stephen A | +3,681 | - | - |
| 2025-11-16 | Arnette Stephen A | -1,231 | $22.07 | $27,168 |
| 2025-11-16 | Arnette Stephen A | +5,053 | - | - |
| 2025-11-15 | Arnette Stephen A | -5,758 | - | - |
| 2025-11-15 | Arnette Stephen A | -1,403 | $22.07 | $30,964 |
| 2025-11-15 | Arnette Stephen A | +5,758 | - | - |
| 2025-11-06 | Bruning Jill L | -4,838 | - | - |
| 2025-11-06 | Bruning Jill L | -1,457 | $21.79 | $31,748 |
| 2025-11-06 | Bruning Jill L | +4,838 | - | - |
| 2025-11-06 | Mullen Sean Thomas | -4,838 | - | - |
| 2025-11-06 | Mullen Sean Thomas | -1,621 | $21.79 | $35,322 |
| 2025-11-06 | Mullen Sean Thomas | +4,838 | - | - |
| 2025-11-06 | Arnette Stephen A | -12,701 | - | - |
| 2025-11-06 | Arnette Stephen A | -3,093 | $21.79 | $67,396 |
| 2025-11-06 | Arnette Stephen A | +12,701 | - | - |
| 2025-11-06 | Johnson Travis Barton | -12,097 | - | - |
| 2025-11-06 | Johnson Travis Barton | -3,642 | $21.79 | $79,359 |
| 2025-11-06 | Johnson Travis Barton | +12,097 | - | - |
| 2025-11-06 | Heller John E. | -39,617 | - | - |
| 2025-11-06 | Heller John E. | -17,868 | $21.79 | $389,344 |
| 2025-11-06 | Heller John E. | +39,617 | - | - |
| 2025-11-06 | DEMETRIOU STEVEN J. | -90,727 | - | - |
| 2025-11-06 | DEMETRIOU STEVEN J. | -28,818 | $21.79 | $627,944 |
| 2025-11-06 | DEMETRIOU STEVEN J. | +90,727 | - | - |