Stocks Comparison
Amentum vs Fiserv: revenue, profit, margins and growth compared
Amentum brought in $14.4B of revenue in fiscal 2025, Fiserv $21.2B in fiscal 2025. Revenue changed by +71.6% at Amentum and +3.6% at Fiserv on the year before, so Amentum grew faster. Amentum kept 0.5% of its revenue as net profit, Fiserv 16.4%. Free cash flow was $516M at Amentum and $4.3B at Fiserv.
Side by side, latest fiscal year
| AMTM | FISV | |
|---|---|---|
| Fiscal year ended | FY2025 (October 3, 2025) | FY2025 (December 31, 2025) |
| Revenue | $14.4B | $21.2B |
| Revenue growth | +71.6% | +3.6% |
| Net income | $66M | $3.5B |
| Net margin | 0.5% | 16.4% |
| Free cash flow | $516M | $4.3B |
| Free cash flow margin | 3.6% | 20.3% |
| Earnings per share (diluted) | $0.27 | $6.34 |
| Cash | $437M | $798M |
| Debt | $3.9B | $29B |
| Price to earnings | 71.1 | 7.3 |
| Market value | $4.7B | $24.7B |
| Dividend yield | n/a | n/a |
| Rank by revenue in sector | #92 of 778 · Consumer discretionary | #56 of 778 · Consumer discretionary |
Over the years
Questions about Amentum and Fiserv
Which is bigger by revenue, Amentum or Fiserv?
Fiserv is bigger by revenue: $21.2B in fiscal 2025, against $14.4B for Amentum in fiscal 2025.
Which keeps more of its revenue as profit, Amentum or Fiserv?
Amentum had a net margin of 0.5% in fiscal 2025; Fiserv had 16.4% in fiscal 2025.
Which grew revenue faster, Amentum or Fiserv?
In their latest fiscal years revenue changed by +71.6% at Amentum and +3.6% at Fiserv.
Where do these numbers come from?
From the annual reports each company files with the SEC (10-K, or 20-F and 40-F for foreign companies), read from their XBRL data. Margins and growth are simple arithmetic on those figures. Nothing here is a recommendation.