The scariest WSJ headline the week prior to when volatility started was the following: "New account creation hits all time high at E-Trade, TD Ameritrade, etc". The stock market engine has been hot for 5 - 6 years now and we just threw a can of nitro into the engine by way of massive tax cuts and deregulation. And then pundits and our President brag about how awesome this ride is as if managed growth is somehow anti-…
> The scariest WSJ headline the week prior to when volatility started was the following: "New account creation hits all time high at E-Trade, TD Ameritrade, etc". The WSJ, marketwatch, cnbc, etc writes this every year. # of accounts, margin/debt exposure, etc. They also write how retail investors are missing out. "As Dow Tops 25000, Individual Investors Sit It Out" https://www.wsj.com/articles/as-dow-tops-25000-indiv…
I used to make equity derivative markets. About thirty minutes after CNBC commented on something, a tsunami of stupid Charles Schwab order flow would hit our systems. It moved prices. Coördinated uninformed flows can dramatically move markets because markets are priced at the margin, not the bulk.
TL; DR If both institutions and retail are active in a name, the institutions will set the terms. But if institutions are inactive while retail is active, the latter can move markers surprisingly far.