By the beginning of the twenty-first century, many observers had come to believe that U.S. corporate law should, and does, embrace a shareholder primacy rule that requires corporate directors to maximize shareholder wealth as measured by share price. This Essay argues that such a view is mistaken. As a positive matter, U.S. corporate law and practice does not require directors to maximize shareholder value but instead grants them a wide range of discretion, constrained only at the margin by market forces, to sacrifice shareholder wealth in order to benefit other constituencies and the firm itself. Although recent reforms designed to promote greater shareholder power have begun to limit this discretion, U.S. corporate governance remain...