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CLEARING OPERATIONS - Clearing Participant (Details) - USD ($) $ in Millions | Mar. 31, 2025 | Dec. 31, 2024
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Clearing Operations |  |
Cboe Clear Europe central bank account | $ 671.1 | $ 841.4
Cboe Clear Europe reverse repurchase and other | 947.8 | 0.0
Cboe Clear U.S. customer bank deposits | 4.1 | 4.1
Total cash margin deposits, clearing funds, and interoperability funds | 1,623.0 | 845.5
Cboe Clear Europe non-cash contributions | 1,236.3 | 997.4
Margin Deposits |  |
Clearing Operations |  |
Cboe Clear Europe central bank account | 510.4 | 378.4
Cboe Clear Europe reverse repurchase and other | 365.6 | 0.0
Cboe Clear U.S. customer bank deposits | 4.1 | 4.1
Total cash margin deposits, clearing funds, and interoperability funds | 880.1 | 382.5
Cboe Clear Europe non-cash contributions | 862.1 | 691.4
Clearing Funds |  |
Clearing Operations |  |
Cboe Clear Europe central bank account | 19.7 | 173.7
Cboe Clear Europe reverse repurchase and other | 165.2 | 0.0
Cboe Clear U.S. customer bank deposits | 0.0 | 0.0
Total cash margin deposits, clearing funds, and interoperability funds | 184.9 | 173.7
Cboe Clear Europe non-cash contributions | 79.7 | 80.1
Interoperability Funds |  |
Clearing Operations |  |
Cboe Clear Europe central bank account | 141.0 | 289.3
Cboe Clear Europe reverse repurchase and other | 417.0 | 0.0
Cboe Clear U.S. customer bank deposits | 0.0 | 0.0
Total cash margin deposits, clearing funds, and interoperability funds | 558.0 | 289.3
Cboe Clear Europe non-cash contributions | $ 294.5 | $ 225.9

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