Retail investors are in love with leverage. In June, margin debt hit a record high of $1.5 trillion, up 49% from a year ago, according to the Financial Industry Regulatory Authority. Experts say that ...

For the past 25 years, day traders of stocks and options in the U.S. needed to have $25,000 sitting in their accounts. If they didn't, they could only execute three day trades over a five-day period, ...