Derivatives and CBOE Global Markets Mobile Exchange Networks, Inc. They announced today that Dave HowSon, executive vice -president and global president, will resign from the role of August 1, 2025.

Howson will return home to the United Kingdom after spending three years in Chicago in his role as a world president.

Cathy Clay, EVP and the world leader of the derivatives and Chris Isaacson, EVP and CEO are expanding their world leadership roles in the company.

In addition to its current role that oversees the company of global derivatives consisting of shares and index and future fulfillment options, Clay’s responsibilities will be extended to provide supervision of the Cboe Data Vantage business. In addition to its current role that oversees technology, functions and danger, Isaacson’s responsibilities will extend to include the supervision of cash, global FX and liquidation shares.

These changes utilize Clay and Isaacson’s powerful history for the success and excellent leadership skills that have benefited the Cboe for many years. The separation of leadership and supervision of these businesses enhances the company’s strategic focus, while enhancing innovation, enhancing operational flexibility and the placement of CBOE for prolonged global development. Following the departure of Howson, CBOE CEO Craig Donohue will also take over the title of President.

Clay brings a strong business spirit and a proven history of business building, playing a fundamental role in the early development of the Cboe Data Vantage. The alignment of global derivatives and CBOE data under the direction of Clay will further incorporate these business lines, which are a key part of the CBOE’s strategy.

Isaacson brings a powerful history of leadership, innovation and widespread markets with particularly deep know -how in shares, FX and liquidation. Isaacson’s leadership for these business lines will provide continuous powerful performance, help supply data businesses and extend to the Cboe position as one of the world’s leading world market market.

Dave Howson, world president, commented:

“I am grateful to Craig, the Board of Directors and the entire CBOE team for their confidence in me to help build a strong global business and culture. While it was a difficult decision to leave this big organization, I am looking forward to returning home.