We find companies with short, easy to pronounce names have higher breadth of ownership, greater share turnover, and lower transaction price impacts. The relation is stronger among small firms and is consistent with name fluency affecting investor recognition. Fluent company names also translate...

We find that Robinhood ownership changes are unrelated with future returns, suggesting that zero-commission investors behave as noise traders. We exploit Robinhood platform outages to identify the causal effects of commission-free traders on financial markets. Exogenous negative shocks to...