This short technical report provides an empirical analysis of the level of institutional block ownership overall, and of foreign block ownership, at a broad set of publicly traded corporations. Disclosed institutional blockholders of every company in the Standard & Poor's 500 index are analyzed,...

A growing body of evidence concludes that common ownership caused cooperation among firms to increase and competition to decrease. We take a closer look at four approaches used to identify these effects. We find that the effects the literature has attributed to common ownership are caused by...