Legendary market strategist Jeremy Grantham said the U.S. stock market is in a "super bubble", ranking it the third behind Japan's bubble in 1989 and the real estate bubble of the same era.

Jeremy Grantham warns the market has formed into a bubble of epic proportions. What does this mean for your investments? A deep dive into Grantham's market forecast.

Jeremy Grantham got the market’s attention with his “super bubble” call on U.S. stocks. Now he wants to get an even more alarming and urgent message out, one his critics may find harder to ...