Business Commons^™

Two Essays On Retail Trading, Qiqi Liang

Theses and Dissertations in Business Administration

Essay 1: Retail investors from the discount broker Robinhood swarm into stocks with pending earnings announcements and stay away from them immediately after the announcements. We study four competing explanations for this phenomenon: liquidity provision, informed trading, lottery preference, and attention-induced herding by noise traders. We find strong evidence that, immediately around earnings announcements, Robinhood investors’ behavior is primarily driven by attention-induced noise trading. Our results offer new insights into retail traders’ motivation for trading when they face heightened uncertainty from earnings announcements. Our study also goes beyond Barber et al.’s (2022) limited focus on the top 0.5% of the …