We use events related to a proxy access rule passed by the SEC in 2010 (but never implemented) as natural experiments to study the valuation effects of exogenous changes in the degree of shareholder control. We find that increases (decreases) in perceived control have positive (negative)...

We document the role of investors at the periphery of control - "quasi-insiders" - in corporate governance. These agents, who include founders, former CEOs, and other former officers, launch activist campaigns in smaller and worse-performing firms than other activists, and use aggressive tactics...