This 100-year-old stock-market indicator just flashed a buy signal. Here’s how investors should read it.

A stock-market indicator that has been used by investment analysts for more than a century flashed a bullish signal this week.

Insiders Are Buying — And This ETF Is Beating The S&P 500 By A Mile

This insider-focused ETF has delivered more than 30% in a year, nearly doubling the S&P 500's return, as investors turn to behavior-driven ETF strategies.