Five years after China’s last big equity boom ended in tears, signs of euphoria among the nation’s investing masses are popping up everywhere. Turnover has soared, margin debt has risen at the fastest since 2015 and online trading platforms have struggled to keep up.
While it would be easy to dismiss as a replay of this year’s Robinhood rally in the U.S., China’s budding equity mania could in many ways be more consequential. Unlike in most major markets, the nation’s individual investors account for the lion’s share of local stock trading and have been prone to extreme swings in sentiment that can have ripple effects on the economy and monetary policy.