| Revenues | — | — | — |
| Clearing and transaction fees | 4.99a | 4.59a | 4.14a |
| Market data and information services | 0.71a | 0.66a | 0.61a |
| Other | 0.43a | 0.33a | 0.27a |
| Total revenues | 6.13a | 5.58a | 5.02a |
| Expenses | — | — | — |
| Compensation and benefits | -0.85a | -0.83a | -0.75a |
| Technology | -0.26a | -0.22a | -0.19a |
| Professional fees and outside services | -0.13a | -0.14a | -0.14a |
| Amortization of purchased intangibles | -0.22a | -0.23a | -0.23a |
| Depreciation and amortization | -0.12a | -0.13a | -0.13a |
| Licensing and other fee agreements | -0.36a | -0.32a | -0.32a |
| Other | -0.27a | -0.28a | -0.24a |
| Total expenses | -2.2a | -2.14a | -2a |
| Operating income | 3.93a | 3.44a | 3.02a |
| Non-operating income (expense) | — | — | — |
| Investment income | 4.08a | 5.28a | 2.2a |
| Interest and other borrowing costs | -0.16a | -0.16a | -0.16a |
| Equity in net earnings (losses) of unconsolidated subsidiaries | 0.35a | 0.3a | 0.3a |
| Other non-operating income (expense) | -3.66a | -4.69a | -1.86a |
| Total non-operating income (expense) | 0.61a | 0.72a | 0.47a |
| Income before income taxes | 4.54a | 4.15a | 3.49a |
| Income tax provision | -1.02a | -0.93a | -0.8a |
| Net income | 3.53a | 3.23a | 2.69a |
| Net income attributable to common shareholders of CME Group | 3.48a | 3.19a | 2.66a |