Alexiou, Lykourgos; Goyal, Amit; Kostakis, Alexandros; … - 2021
prior to the earnings announcement day (EAD) reflecting a bimodal risk-neutral distribution for the underlying stock price …-ante option-based signal for event risk in the underlying stock. Returns on delta-neutral straddles around EADs are significantly … lower in the presence of concave IV curves, showing that investors pay a high premium to hedge against this event risk …