Welcome to our dedicated page for Amentum Holdings SEC filings (Ticker: AMTM), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Amentum Holdings, Inc. filings document regulatory reporting for an advanced engineering and technology solutions company serving government, international and commercial customers. The company’s Form 8-K filings report results of operations and financial condition, earnings releases, conference-call materials, material agreements and capital-structure changes, including senior secured term loan and revolving credit facility disclosures involving Amentum Services and Amentum Technology.
Proxy and annual meeting filings describe board elections, auditor ratification, executive compensation votes and related governance procedures. The filing record also documents shareholder voting results, risk and forward-looking statement language, and formal disclosure controls around Amentum’s public-company reporting obligations.
Amentum Holdings, Inc. is asking stockholders to vote at its virtual 2026 Annual Meeting on February 6, 2026 at 9:00 a.m. EST. Investors will elect thirteen directors, ratify Ernst & Young LLP as independent auditor for fiscal 2026, and cast a non-binding advisory vote on 2025 executive compensation. Holders of common stock as of December 16, 2025 may vote online, by phone, mail, or electronically at the meeting.
The proxy highlights Amentum’s first full year as a newly merged public company, with fiscal 2025 revenues of $14.4 billion, net income of $66 million, Adjusted EBITDA of $1,104 million, diluted EPS of $0.27 and Adjusted diluted EPS of $2.22. Operating cash flow was $543 million and free cash flow was $516 million. Backlog stood at $47 billion, book-to-bill was 1.6x in the fourth quarter and 1.2x for the year, and net debt was reduced to $3.6 billion with net leverage of 3.2x.
The Board has thirteen members, eleven of whom are independent, with fully independent Audit, Compensation, and Nominating & Governance Committees. The company emphasizes majority voting for uncontested director elections, annual board evaluations, stock ownership guidelines, a clawback policy, restrictions on hedging and short sales, and a pay-for-performance executive compensation framework using significant variable and long-term incentives.
Amentum Holdings, Inc. Chief People Officer reported routine equity compensation activity involving company stock. On December 5, 2025, 2,721 restricted stock units were converted into the same number of shares of AMTM common stock as they vested. To cover taxes on this vesting, 1,392 shares of AMTM common stock were tendered at a price of $28.88 per share.
After these transactions, the officer directly beneficially owned 23,600 shares of AMTM common stock and held 5,444 restricted stock units, each representing a contingent right to receive one AMTM share. These reported movements reflect standard vesting and tax withholding mechanics rather than open-market buying or selling.
Amentum Holdings (AMTM) is a global engineering and technology solutions provider serving U.S. and allied government agencies, plus select commercial customers. The company operates through two segments: Digital Solutions (DS), which focuses on intelligence analytics, space systems, cybersecurity and next-generation IT, and Global Engineering Solutions (GES), which delivers large-scale environmental remediation, nuclear power solutions, platform engineering and sustainment.
Amentum was created in September 2024 via a merger of the legacy Amentum business with Jacobs’ Critical Mission Solutions and parts of Jacobs Divergent Solutions, and began trading on the NYSE under the symbol AMTM. The company reports a backlog of $47.1 billion as of October 3, 2025, providing revenue visibility. About 81% of revenue for the year ended October 3, 2025 came from U.S. federal government contracts, highlighting significant exposure to government budgets and procurement trends.
Amentum employs approximately 50,000 people in over 70 countries, with strong positions in defense, intelligence, space, environmental and nuclear markets. Its contracts are primarily cost-plus-fee, fixed-price and time-and-materials, and management emphasizes winning large, complex programs, expanding in high-growth areas such as cybersecurity, hypersonics and advanced energy, and using an asset-light model to prioritize debt reduction and long-term value.
Amentum Holdings, Inc. (AMTM) announced that it released its financial results for the fourth quarter and full year ended October 3, 2025. The company is providing details of these results through a press release dated November 24, 2025.
Amentum also scheduled a conference call and webcast on November 25, 2025 to discuss these results with investors and analysts. The press release and call information are included as Exhibit 99.1, while the cover page information is provided in Inline XBRL as Exhibit 104.
Amentum Holdings, Inc. (AMTM) reported an equity award to its Chief Growth Officer on a Form 4. On November 17, 2025, the officer acquired 17,817 shares of common stock at a price of $0, reflecting a grant of restricted stock units rather than an open-market purchase.
Following this grant, the officer beneficially owns 21,034 shares of Amentum common stock in direct ownership. The award vests over time: one-third of the restricted stock units will vest on each of the first, second and third anniversaries of November 17, 2025, creating a three-year vesting schedule tied to continued service.
Amentum Holdings, Inc. (AMTM) reported that its Chief Executive Officer and director received a grant of 155,897 shares of common stock in the form of restricted stock units on 11/17/2025. The grant was recorded at a price of $0 per share, consistent with equity compensation awards, and brought the CEO’s directly held beneficial ownership to 269,440 shares after the transaction.
According to the vesting terms, one-third of these restricted stock units will vest on each of the first, second, and third anniversaries of November 17, 2025. This schedule means the award is structured to align the CEO’s equity compensation with multi‑year company performance and continued service.
Amentum Holdings, Inc. (AMTM) reported a Form 4 transaction for its Chief Technology Officer. On November 17, 2025, the officer acquired 17,817 shares of common stock, reported at a price of $0, increasing direct beneficial ownership to 21,198 shares.
The footnote explains that these represent restricted stock units, with one-third scheduled to vest on each of the first, second, and third anniversaries of November 17, 2025, creating a three-year, time-based vesting schedule.
Amentum Holdings, Inc. reported an equity award to a senior executive. A Form 4 filing shows that the company’s Chief People Officer acquired 22,271 shares of Amentum common stock on 11/17/2025 in the form of restricted stock units at a price of $0, indicating a compensatory grant rather than a market purchase.
The filing states that one-third of these restricted stock units will vest on each of the first, second, and third anniversaries of November 17, 2025, creating a three-year vesting schedule that ties the award to ongoing service. Following the transaction, the executive beneficially owned 22,271 common shares directly.
Amentum Holdings, Inc. (AMTM) reported an equity grant to its Chief Financial Officer on a Form 4. On November 17, 2025, the CFO acquired 100,220 shares of common stock in the form of restricted stock units at a price of $0 per share, indicating a stock-based compensation award rather than an open-market purchase. Following this grant, the officer beneficially owns 108,675 shares of common stock.
The restricted stock units vest in stages, with one-third of the units scheduled to vest on each of the first, second, and third anniversaries of November 17, 2025. This structure ties the executive’s compensation to the company’s long-term performance and continued service over a three-year period.
Amentum Holdings, Inc. (AMTM) reported an equity grant to its Chief Legal Officer and General Counsel on a Form 4. On November 17, 2025, the officer acquired 22,271 shares of common stock in the form of restricted stock units at a stated price of $0, increasing the amount of securities beneficially owned to 22,271 shares held directly.
According to the filing, these restricted stock units will vest in three equal installments, with one-third vesting on each of the first, second and third anniversaries of November 17, 2025. This transaction reflects routine equity-based compensation for a senior executive rather than an open-market purchase or sale.