Fidelity National Information Services vs Block
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KIRA’s take AI analyst
I put Fidelity National Information Services and Block side by side, using each one’s latest annual report. Here is what stands out:
- Block is the larger business, with $24.2B of revenue in fiscal 2025 against $10.7B for Fidelity National Information Services, about 2.3 times as much.
- Fidelity National Information Services grew revenue faster (5.4%, against 0.3%).
- Fidelity National Information Services kept more of each dollar of sales as operating profit (16.3% operating margin, against 7.1%).
- Fidelity National Information Services turned more of its sales into free cash flow (23.0% FCF margin, against 10.0%).
- Block earned a higher return on the capital invested in it (6.4%, against 5.1%).
- Investors pay more for each dollar of Block’s earnings: a P/E of 133.1x against 5.7x for Fidelity National Information Services.
Who comes out ahead
Of the 11 measures where higher (or lower) is clearly better, how many each company leads.
Fidelity National Information Services
FIS
4/11
Revenue growthOperating marginFCF marginShare count change
Block
XYZ
6/11
5-year growthGross marginNet marginReturn on capitalReturn on equityNet debt / EBITDA
Side by side
Best in the row
| Latest fiscal year | FIS FY25 | XYZ FY25 |
|---|---|---|
| Size | ||
| Market cap | $19.1B | $45.4B |
| Revenue | $10.7B | $24.2B |
| Free cash flow | $2.5B | $2.4B |
| Net income | $382M | $1.3B |
| Growth | ||
| Revenue growth | 5.4% | 0.3% |
| 5-year growth | −3.2% | 20.6% |
| Share count change | −5.4% | −2.1% |
| Profitability | ||
| Gross margin | 36.9% | 42.8% |
| Operating margin | 16.3% | 7.1% |
| Net margin | 3.6% | 5.4% |
| FCF margin | 23.0% | 10.0% |
| Return on capital | 5.1% | 6.4% |
| Return on equity | 2.6% | 6.0% |
| Balance sheet | ||
| Net debt | $12.5B | $207M |
| Net debt / EBITDA | 3.4x | 0.1x |
| Dividends and buybacks | $2.3B | $2.3B |
| Valuation & quality | ||
| P/E | 5.7x | 133.1x |
| Piotroski F-score | 5 | 5 |
Ten years
Revenue
Operating margin
Free cash flow
Return on capital
Each company's latest fiscal year; fiscal years end in different months. The best value in each row is highlighted where higher (or lower) is clearly better. Not investment advice.

