Co-founder and Chief Investment Strategist, GMO

Jeremy Grantham

Legendary value investor and bubble theorist with a 50-year track record identifying asset bubbles. Co-founded GMO in 1983 and has built a reputation for contrarian long-term investing calls. Author of "The Making of a Permabear," documenting his philosophy and market calls.

Known For

Calling the dot-com bubbleHousing bubble predictionLong-term value investingBubble-spotting methodologyContrarian market analysis

Canon

Behavioral Economics: Humans Are Predictably Irrational

Curious

Endocrine Disruptors Are Driving a Global Fertility Crisis

Canon

Misaligned Incentives Override Capability

Canon

Paradigm Shifts Are Invisible to Incumbents

Canon

Books

■The Making of a Permabear: The Perils of Long-Term Investing in a Short-Term World(2026)

Episodes

#Billionaire's WARNING: I'm SELLING. The Crash Is Already Here!Jun 25, 2026 #Jeremy Grantham on How to Tell If a Bubble Is About to BurstJun 18, 2026