AlphaMaven AlphaMaven

Billionaire investor Jeremy Grantham says bitcoin will 'dwindle away with a whimper'

Reported by Cnbc ·Techbuzz
Jun 26, 2026· 2 min read
Save Post LinkedIn Email
Key Takeaways
  • • Jeremy Grantham, co-founder of investment firm GMO, predicts bitcoin will "dwindle away with a whimper" over decades, characterizing it as a "useless, speculative" asset lacking intrinsic value.
  • • Grantham argues bitcoin lacks practical utility for real-world transactions and serves primarily to facilitate illicit financial movement, citing its failure to function as a stable store of value or viable speculative instrument.
  • • Bitcoin's current price of approximately $60,000 represents a 52% decline from its October peak, consistent with historical bear market cycles where the asset has declined at least 70% from previous highs.
  • • The veteran market commentator, known for calling the dot-com bubble and 2008 housing crisis, contrasts bitcoin's performance unfavorably against gold, which he notes has delivered solid gains over the same period despite recent pullbacks.
Summary
Jeremy Grantham, the billionaire co-founder of GMO and seasoned market bubble analyst, reiterated his longstanding skepticism of bitcoin on CNBC's "Squawk Box," predicting the cryptocurrency will gradually lose relevance over the coming decades. Speaking on Friday, Grantham stated that bitcoin will "dwindle away, I suspect – not with a bang, but a whimper," describing it as lacking any meaningful intrinsic value or utility.

Grantham's critique centers on bitcoin's failure to function as either a practical medium of exchange or a reliable store of value. He noted that consumers do not use bitcoin for everyday transactions at supermarkets or for serious trades, instead arguing the asset primarily facilitates illicit financial transfers. He emphasized that bitcoin "hasn't proved itself as a useful asset to speculate on" and questioned its role in diversified investment portfolios, particularly given its extreme volatility.

The investor highlighted bitcoin's dramatic price instability as evidence of its unsuitability as a value store. He pointed to a recent 50% decline "for no particular reason in a strong economy," illustrating the asset's inability to maintain consistent value during periods of broader economic strength. Bitcoin currently trades near $60,000, representing a 52% loss from its October peak. Historically, bitcoin has experienced bear market declines exceeding 70% from previous highs across multiple market cycles, with some analysts projecting the current downturn could persist for several additional months.

In contrast to bitcoin, Grantham noted that gold has delivered solid returns over comparable timeframes despite recent pullbacks, positioning traditional precious metals as more reliable value preservation vehicles. Grantham's perspective reflects his broader track record identifying asset bubbles, including the dot-com collapse and 2008 housing crisis, lending significant weight to his long-term skepticism regarding cryptocurrency valuations within institutional investment frameworks.

Go deeper than the headline

Research every firm in this story, track the ones that matter and get the daily briefing — free for 7 days.

Start your free 7-day trial

Sources

2 outlets

AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Cnbc Billionaire investor Jeremy Grantham says bitcoin will 'dwindle away with a whimper' Techbuzz Jeremy Grantham Predicts Bitcoin Will 'Dwindle Away'