Helwege, Jean; Pirinsky, Christo; Stulz, René M. - National Bureau of Economic Research (NBER) - 2005
We consider IPO firms from 1970 to 2001 and examine the evolution of their insider ownership over time to understand better why and how U.S. firms that become widely held do so. In our sample, a majority of firms has insider ownership below 20% after ten years. We find that a firm's stock market...