We provide an easy method to identify marketable retail purchases and sales using recent,
publicly available US equity transactions data. Individual stocks with net buying by retail …

We study brokerage platform outages to examine the impact of retail investors on financial
markets. We contrast outages at Robinhood, which caters to inexperienced investors, with …

Since their inception more than 15 years ago, social media have become a vibrant research
topic in business and economics research. This article presents an integrative literature …

We examine social media attention and sentiment from three major platforms: Twitter,
StockTwits, and Seeking Alpha. We find that, even after controlling for firm disclosures and …

We placed 85,000 retail trades in six retail brokerage accounts from December 2021 to June
2022 to validate the Boehmer et al. algorithm, which uses subpenny trade prices to identify …

The GameStop trading frenzy in January 2021 was perhaps the highest profile example of
the reemergence of capital market participation by retail investorsa marked shift from the …

Information is a crucial component of decision-making: one needs to know the available
options, their consequences, and their risks for making decisions. At its simplest level …

We examine the consequences of due diligence recommendations on Reddit's
Wallstreetbets (WSB) platform. Before the Gamestop (GME) short squeeze …

Contrasting with recent evidence that retail traders are informed, we find that Robinhood
ownership changes are unrelated with future returns, suggesting that zero-commission …

We examine the value of due diligence recommendations on Reddit's Wallstreetbets (WSB)
platform. Before the Gamestop (GME) short squeeze, recommendations are significant …