Cboe declined to say whether those relations happened while Tilly was CEO or prior to his tenure at the helm. His resignation is the latest in a string of high-profile exits by CEOs whose personal conduct ran afoul of company policy. "When he became CEO, he grew that business from a little options exchange to a global, fintech and exchange leader. Cboe has exclusive rights to list flagship contracts linked to the Standard & Poor’s 500 stock index through 2032. "The silver lining is it doesn't look like it is related to strategic or financial issue for the company," Lau said of the CEO resignation.

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Persons: Edward Tilly, Piper Sandler, Brendan McDermid, Cboe, Fredric Tomczyk, Tilly, Andrew Bond, Bond, Owen Lau, Lau, Rosenblatt's Bond, Steve Sosnick, Sosnick, Tomczyk, " Lau, Jaiveer Singh, Laura Matthews, Saqib Iqbal Ahmed, Arun Koyyur, Michelle Price, Megan Davies, Bill Berkrot, Nick Zieminski Organizations: CBOE, Inc, Piper Sandler Global Exchange, FinTech Conference, REUTERS, Rosenblatt Securities, Oppenheimer & Co, THE, Interactive, U.S . Securities, Exchange Commission, Thomson Locations: New York City, U.S, Bengaluru, New York, Lincoln