AMTM
Amentum Hldgs (AMTM)
NYSE
$20.95-$0.11 (-0.55%)
Price as of Jun 23, 2026 4:15 PM EDT
  • $5.1B
    Market Cap
  • -3.88%
    1-Year Change
  • Specialty Business Services
    Industry

Key Performance

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  • Earnings Score: N/A
  • Momentum Score: 53
  • True Yield: N/A
  • Financial Health Score: N/A
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Latest Research & News

Deep Isolation Nuclear Appoints Drilling Veteran Jon Tedrick to Lead World’s First Full-scale Deep Borehole Disposal Demonstration

Deep Isolation Nuclear appointed Jon Tedrick as Technology Demonstration Lead to oversee field execution of its deep borehole disposal demonstration project in Cameron, Texas. The company received up to $20 million in funding from the U.S. Department of Energy's ARPA-E SCALEUP Ready program to support testing and demonstration activities for its nuclear waste disposal technology.

06/17/2026, 6:00 AMGlobeNewswire

Trade the Moon: Firefly, Rocket Lab and More Stocks Poised for NASA's Artemis Launch

NASA's Artemis II crewed lunar flyby mission scheduled for April 1, 2026 is expected to drive speculative trading in space infrastructure stocks. Companies directly involved in lunar operations and space technology, including Firefly Aerospace, Rocket Lab, AST SpaceMobile, Intuitive Machines, Sidus Space, and Amentum, are positioned to benefit from successful mission execution and increased government funding for lunar infrastructure.

04/01/2026, 9:02 AMBenzinga

Amentum, GXO, Accenture and Maersk enter alliance to support the next generation of supply chain solutions to the UK Defence Sector

Four global leaders—Amentum, GXO Logistics, Accenture, and A.P. Moller-Maersk—have formed the Torus Defence Supply Chain alliance to provide resilient and integrated supply chain solutions for the UK defence sector. The alliance aims to enhance sovereign capability, readiness, and data exploitation while leveraging combined expertise in military logistics, digital transformation, and global supply chain management.

03/12/2026, 5:00 AMGlobeNewswire

Amentum Wins $112 Million EU Deal To Clean Up Europe's Oldest Nuclear Research Sites

Amentum Holdings (NYSE: AMTM) secured a $112 million framework contract from the European Commission's Joint Research Centre to manage nuclear decommissioning and waste management at research facilities across Italy, Germany, Belgium, and the Netherlands. The two-year contract with three optional two-year extensions reflects the company's track record in delivering European-funded projects. However, technical analysis shows mixed momentum with neutral RSI but bearish MACD signals, and the stock trades at a premium valuation despite being down slightly in premarket trading.

03/10/2026, 8:13 AMBenzinga

Brightline Dumps $20 Million in Eos Energy Amid Staggering 117% Stock Surge

Brightline Capital Management exited its entire position in Eos Energy Enterprises, selling 1,754,000 shares worth $19.98 million. Despite the stock surging 117% over the past year, the exit reflects concerns about the company's profitability, as it posted a $33.9 million gross loss in Q3 despite record quarterly revenue of $30.5 million.

02/13/2026, 2:27 PMThe Motley Fool

New $19 Million Bet Makes Kaiser Aluminum 8% of This Portfolio Amid a 102% Stock Surge

Brightline Capital Management established a new position in Kaiser Aluminum, acquiring 168,000 shares worth $19.30 million, making it 7.8% of the fund's U.S. equity assets. The stock has surged 102% over the past year, driven by strong Q3 results showing expanded profitability despite lower shipments, supported by favorable pricing and metal dynamics.

02/13/2026, 2:13 PMThe Motley Fool

Amentum Stock Draws Fresh Buying Amid $14.4 Billion Revenue Year and 51% Stock Run

Hyperion Capital Advisors increased its stake in Amentum Holdings by 368,521 shares in Q3, adding $8.84 million to the position. Amentum, a government services contractor, reported $14.4 billion in revenue for fiscal 2025 with $47 billion in backlog and a 1.2x book-to-bill ratio. The stock has surged 51% over the past year, significantly outperforming the S&P 500's 15% gain.

12/24/2025, 1:27 PMThe Motley Fool

Brightline Just Cashed Out of NextDecade Completely. Here’s What Stands Out.

Brightline Capital Management sold its entire 1,450,000 share stake in NextDecade Corporation during Q3 2025, completely exiting a position that previously represented 5.6% of its assets under management.

11/14/2025, 8:27 AMThe Motley Fool

Bargain Alert on 3 Stocks Investors Have Oversold

Three stocks with low Relative Strength Index (RSI) scores are identified as potential investment opportunities: Amentum, Gogo Inc., and DoubleVerify Inc. Despite recent stock price declines, these companies show promising fundamentals and analyst support.

09/29/2025, 10:15 AMInvesting

Peers

Statistics

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Day Range
$20.77
$21.40
$21.06
1-Year Range
$21.06
$37.53
$21.06
Latest Close$21.06
Change
-$0.60 (-2.85%)
Volume1,761,675
Market Cap$5.1B
Shares Outstanding244.3M
P/E (TTM)34.82
Diluted EPS (TTM)$0.60
Enterprise Value$8.6B

Information as of 06/22/2026

Company Profile

AMENTUM HOLDINGS INC
AMENTUM HOLDINGS INC
https://www.amentum.com
$5.1B
Market Cap
$148.0M
Net Income
Sector: Industrials
Industry: Specialty Business Services
4800 Westfields Blvd, Chantilly, VA, United States, 20151
703 579 0410

Amentum Holdings, Inc. engages in the provision of engineering and technology solutions in the United States and internationally. It operates through two segments, Digital Solutions and Global Engineering Solutions. The company offers digital and data-driven solutions, including intelligence analytics, space system development, cybersecurity, and IT to the federal government and commercial clients. It also provides large-scale environmental remediation, nuclear power solutions, platform engineering, sustainment, and supply chain management for the U.S. government and allied nations. The company was incorporated in 2023 and is headquartered in Chantilly, Virginia.

Key Executives

  • John E. Heller
  • Steven J. Demetriou
  • Travis Barton Johnson
  • Stephen Arnette
  • Sean Mullen

Current Ownership Distribution

  • Institutions1.2B (67.97%)
  • Mutual Funds327.3M (19.00%)
  • Insiders224.3M (13.02%)
  • Other0 (0.00%)