This Article addresses an important question in modern antitrust: when large investment funds have holdings across an industry, is competition depressed?The question of the impact of common ownership on competition has gained much attention as the role of institutional shareholding has grown,...

Few issues in securities law have excited the popular imagination and generated scholarly interest like insider trading. Yet, a simple but foundational question about insider trading law has received relatively little scholarly attention: Does insider trading law actually influence the amount of...

One of today’s most pressing antitrust questions is how antitrust should address the conduct of dominant technology companies. Once considered untouchable by antitrust law, these technology behemoths are now the subject of growing calls for antitrust breakup, including through actions by the...

Recent empirical studies demonstrate the significant extent to which a small number of well-known institutional investors have taken on large ownership interests in the majority of large U.S. public companies, including large ownership interests in horizontal competitors. The response to these...

This article presents eight critical points that can aid the ongoing and early development of antitrust policy relating to common ownership. These points touch on some of the most salient issues concerning the relationship between common ownership and competitive harm and have important...