Amentum Holdings Inc. (NYSE:AMTM) — Market Cap & Net Worth
Market Cap & Net Worth: Amentum Holdings Inc. (AMTM)
Amentum Holdings Inc. (NYSE:AMTM) has a market capitalization of $4.91 Billion ($4.91 Billion) as of September 17, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #3608 globally and #1268 in its home market, demonstrating a 0.40% increase in market value over the past year.
Market capitalization, also known as net worth in stock markets, is calculated by multiplying Amentum Holdings Inc.'s stock price $20.14 by its total outstanding shares 243935176 (243.94 Million). Also see AMTM total assets for a full breakdown of the balance sheet.
Amentum Holdings Inc. Market Cap History: 2024 to 2026
Amentum Holdings Inc.'s market capitalization history from 2024 to 2026. Data shows change from $5.13 Billion to $4.91 Billion (-17.58% CAGR). Also see AMTM cash generation efficiency for how efficiently the company converts equity into cash flow.
Index Memberships
Amentum Holdings Inc. is a constituent of 1 market index:
| Index | Total Market Cap | Weight (%) | Rank by Market Cap |
|---|---|---|---|
|
S&P Small-Cap 600 Index
SML
|
$1.61 Trillion | 0.22% | #78 of 602 |
Weight: Amentum Holdings Inc.'s market cap as a percentage of total index value. Rank: Position among all constituents by market cap.
Amentum Holdings Inc. Market Cap to Earnings & Revenue Ratios Timeline
This chart shows how Amentum Holdings Inc.'s valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Check Amentum Holdings Inc. stock price for real-time trading data and today's change.
Latest Price to Sales (P/S) Ratio
0.49x
Amentum Holdings Inc.'s market cap is 0.49 times its annual revenue
Latest Price to Earnings (P/E) Ratio
107.18x
Amentum Holdings Inc.'s market cap is 107.18 times its annual earnings
What These Ratios Tell Investors:
- Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
- Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
- Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
- Industry comparison provides context for whether the company is valued higher or lower than peers.
| Year | Market Cap (USD) | Revenue (USD) | Net Income (USD) | P/S Ratio | P/E Ratio |
|---|---|---|---|---|---|
| 2024 | $5.13 Billion | $8.39 Billion | -$82.00 Million | 0.61x | N/A |
| 2025 | $7.07 Billion | $14.39 Billion | $66.00 Million | 0.49x | 107.18x |
Competitor Companies of AMTM by Market Capitalization
Companies near Amentum Holdings Inc. in the global market cap rankings as of September 17, 2026. Review Amentum Holdings Inc. tangible net worth ratio to assess the quality of the company's equity after excluding intangible assets.
Key companies related to Amentum Holdings Inc. by market ranking:
- Cintas Corporation (NASDAQ:CTAS): Ranked #339 globally with a market cap of $79.61 Billion USD.
- Thomson Reuters Corp (TO:TRI): Ranked #612 globally with a market cap of $44.77 Billion USD ( CA$61.89 Billion CAD).
- Copart Inc (NASDAQ:CPRT): Ranked #899 globally with a market cap of $29.90 Billion USD.
- Global Payments Inc (NYSE:GPN): Ranked #1153 globally with a market cap of $22.79 Billion USD.
| Rank | Company | Symbol | Market Cap | Price |
|---|---|---|---|---|
| #339 | Cintas Corporation | NASDAQ:CTAS | $79.61 Billion | $198.95 |
| #612 | Thomson Reuters Corp | TO:TRI | $44.77 Billion | CA$142.87 |
| #899 | Copart Inc | NASDAQ:CPRT | $29.90 Billion | $31.04 |
| #1153 | Global Payments Inc | NYSE:GPN | $22.79 Billion | $88.98 |
Amentum Holdings Inc. Historical Marketcap From 2024 to 2026
Between 2024 and today, Amentum Holdings Inc.'s market cap moved from $5.13 Billion to $ 4.91 Billion, with a yearly change of -17.58%.
| Year | Market Cap | Change (%) |
|---|---|---|
| 2026 | $4.91 Billion | -30.55% |
| 2025 | $7.07 Billion | +37.90% |
| 2024 | $5.13 Billion | -- |
End of Day Market Cap According to Different Sources
On Sep 16th, 2026 the market cap of Amentum Holdings Inc. was reported to be:
| Source | Market Cap |
|---|---|
| Yahoo Finance | $4.91 Billion USD |
| MoneyControl | $4.91 Billion USD |
| MarketWatch | $4.91 Billion USD |
| marketcap.company | $4.91 Billion USD |
| Reuters | $4.91 Billion USD |
Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.
About Amentum Holdings Inc.
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 client… Read more