Parsing Impacts of SEOs on Future Stock Returns
November 25, 2009 - Buybacks-Secondaries
Can investors tell which secondary equity offerings (SEO) are most likely to indicate future stock underperformance? In their November 2009 paper entitled “Managers’ Private Information, Investor Underreaction and Long-Run SEO Underperformance”, Pawel Bilinski and Norman Strong investigate whether the level of surprise in an SEO announcement (indicating the magnitude of management’s private information) systematically relates to future returns for the stock. They define and measure this level of surprise based on market and firm accounting variables available before the SEO announcement and related to: firm overvaluation and firm value uncertainty; costs of issuing stock; options for firm growth; firm leverage and financial constraints; and, stock liquidity. Using firm accounting, characteristic and stock price data associated with 4,422 SEOs and matched non-issuing firms over the period January 1970 through December 2007 (with the last SEO in December 2004 to allow a three-year holding period), they conclude that: Keep Reading