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Fiserv vs Block

Fiserv and Block are similar in size: $21.19bn and $24.19bn of revenue in their latest fiscal years. Fiserv grew faster (3.6% against 0.3%). Fiserv kept more of each dollar of sales as profit: a net margin of 16.4% against 5.4%.

Latest fiscal yearFiservFISV, 2025BlockXYZ, 2025
Revenue $21.19bn $24.19bn
Revenue growth 3.6% 0.3%
Net income $3.48bn $1.31bn
Operating margin — —
Net margin 16.4% 5.4%
Return on equity 13.2% 6.0%
Free cash flow $4.30bn $2.42bn
Cash $798m $6.56bn
Total debt $29.00bn $7.35bn
Debt to equity — —
Dividend per share — —
Dividend yield — —
Share buybacks — $2.33bn
Employees 38,000 10,205
Market value $31.16bn $46.33bn
Price vs our value range Below our value range Above our value range
Moat score 67 (Moderate) 47 (Moderate)
Insider trades, 12 months 9 buys, 0 sales 0 buys, 149 sales

Each figure is from the company's latest annual report and links to the page it comes from. Fiscal years can end on different dates. Market value and the value verdict use the delayed price shown on the stock pages. Not a recommendation.

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Figures from each company's latest annual report filed with the SEC (10-K or 20-F), as reported, with the fiscal year shown. Not investment advice. How we read filings: methodology.