Stocks Trade for 390 Minutes a Day. Increasingly, Only 10 Matter

What You Need To Know

• About a third of S&P 500 stock trades occur in the last minutes of a session, up from 27% in 2021.
• Still, the growing role of retail investors has prompted a number of brokerages like Robinhood to offer 24-hour trading of some securities.
• Yet for institutional pros, it's increasingly all about those last few minutes.