Brennan Warble


As Head of Americas for Liquidnet, Brennan is responsible for overseeing and growing the US business and identifying ways for the Liquidnet community—which includes more than 740 of the world’s leading asset management firms—to access solutions that will help them to achieve better performance.

Brennan brings to Liquidnet a breadth of experience gained from more than two decades in the institutional equities business. He joined Liquidnet from Citigroup where he was Managing Director and Head of Americas Execution Sales. In this role, he oversaw 150 sales traders focused on US and international cash sales trading, electronic execution, derivative sales, portfolio sales, convertible sales and the CSA business. Prior to that, he worked at Citadel Securities where he led the build out of the debt and equity sales efforts. He began his career at Merrill Lynch where he held many senior positions in the equity business, including head of Latin America Equities, Global Head of convertible bond sales, Head of US Convertible trading, Head of Americas Derivatives Sales and Head of Americas cash sales trading and, most recently serving as Managing Director and Head of Distribution for the Americas.

Brennan holds a BA in History from St. Lawrence University.