Woofun AI reports that retail investors now constitute approximately 30% of daily US stock market trading volume. Activity levels in May exceeded the January 2021 peak by 10%, while June figures established new historical records. Options market liquidity has expanded significantly, with daily contract volumes frequently exceeding 50 million, a figure double that of three years prior. Citadel Securities data indicates July exhibits record-breaking retail buying intensity, characterized by an absence of net selling days. This persistent demand has compelled certain institutional participants to acquire positions at elevated price levels.

Goldman Sachs estimates retail assets in self-managed accounts have reached $12 trillion, representing roughly 10% of the US corporate equity market. Including indirect holdings, total individual investor assets amount to $111 trillion. Goldman Sachs Head of Execution Services Bobby Molavi characterized these investors as "whales" within capital markets. Market sentiment remains divided on the sustainability of AI-driven gains, with Ed Zitron warning of potential infrastructure debt risks akin to a "Lehman moment," while Oaktree Capital’s Howard Marks suggests AI productivity gains may mitigate short-term financial pressures.