Clear Street
Clear Street has named Matthew Cousens as its new managing director, head of electronic execution, EMEA.
London-based Cousens previously served as head of platform sales for Citi for two and half years from February 2020, where he covered distribution and sales across its cash equities platform.
He also brings extensive industry experience to the role, and prior to his stint at Citi, acted as head of EMEA execution sales at Barclays, as well as Credit Suisse’s co-head of AES sales for Europe from 2007 to 2020.
Additionally, following his departure from Citi he worked at BestEx Research, where he served as head of EMEA equities, driving the firm’s equities execution algorithms for US and Canadian trading.
Cboe Global Markets
Natan Tiefenbrun has been appointed as global head of cash equities for Cboe Global Markets, following on from his role as the company’s president for North American and European equities.
Tiefenbrun brings more than 20 years industry experience to his new position, which will see him leading Cboe’s cash equities businesses in North America, Europe and Asia Pacific, and bringing a global framework to the sector.
London-based Tiefenbrun began working for Cboe in June 2021, assuming the position of head of European equities, before becoming president of Cboe Europe in June 2022. He took on his most recent role as president for North American and European equities for Cboe in October 2023.
Prior to his career at Cboe, he also acted as managing director for European execution services for Bank of America Merrill Lynch, chief executive of Turquoise, head of products, equity and derivative markets at the London Stock Exchange (LSEG), and international president of Instinet.
Cboe Global Markets has appointed Craig Donohue as its chief executive officer, effective 7 May 2025. Donohue will also serve on Cboe’s board as part of the role.
He succeeds Fredric Tomczyk in the role who is set to remain on the board of directors after stepping down as chief executive.
Donohue has more than 30 years of experience across the derivatives sphere. Most recently, Donohue served as chair of the board at OCC, having previously spent three years as CEO from 2016 to 2019.
Previous experience also includes two decades at CME Group, where he served a stint as chief executive between 2004 and 2012.
T. Rowe Price
Matt Howell has been appointed as T. Rowe Price’s global head of trading strategy after being promoted from his previous role as the firm’s global head of derivatives and multi-asset trading solutions.
London-based Howell has been at T. Rowe Price for more than 14 years, starting his career with the firm as a trader. Since then, he has seen internal promotions and became head of derivatives and multi-asset trading solutions in June 2017, before taking on his new position covering trading strategy in May 2025.
He also brings extensive industry experience to the new role, and has covered a variety of assets, from equities, fixed income and derivatives. Prior to his time at T. Rowe Price, he worked in trader positions at Caxton Associates, Tudor Investment Corporation and AllianceBernstein.
Speaking to The TRADE about his new appointment, Howell said: “I am really looking forward to further developing our capabilities to support our strategic initiatives over the coming months and years.”