Irrational Exuburance 😰

Four largest U.S. tech stocks combined are larger than Japan’s entire market cap.
Combined FAANGM comparable to combined Germany, France, Italy, Spain, Britain and Canada entire market cap.

The question must be, who keeps buying the major tech? Could retail mom and pop / robinhood explain everything? No data?

Or, it means the other countries are “undervalued”? 

Update: 18 Aug 2020

SoftBank Bets $3.9 Billion on U.S. Giants From Amazon to Tesla