Sean is chair of Cooley’s activism defense group and a nationally recognized activism practitioner. He is a trusted advisor to boards of directors and management teams, with a principal focus on shareholder activism preparedness and defense, investor engagement, crisis management, complex corporate governance matters and contested M&A. Sean has advised on some of the most high-profile and significant matters in the activism space, including the largest director election proxy contest in history and the biggest M&A transaction ever subject to a proxy fight.