Collin-Dufresne, Pierre; Fos, Vyacheslav; Muravyev, Dmitry - 2016 - This version: July 2016
When activist shareholders file Schedule 13D filings, the average excess return on target stocks is 6% and stock price volatility drops by about 10%. Prior to filing days, volatility (price) information is reflected in option (stock) prices. Using a comprehensive sample of trades by Schedule 13D...