Key Insights
- Dimon rejected Coinbase CEO Armstrong’s claim that banks are blocking friendly crypto regulation in Washington DC.
- The exchange underscores rise friction between Wall Street banks and crypto firms over US policy power.
- Coinbase accusations about bank lobbying prompted an unusual blunt and public response from JPMorgan’s.
Crypto regulation disputes spilled into public view at the World Economic Forum in Davos last week. JPMorgan Chase chief executive Jamie Dimon confronted Coinbase chief executive Brian Armstrong over comments tied to a major U.S. crypto market structure bill.
According to The Wall Street Journal, the confrontation occurred during a coffee meeting. Armstrong was speaking with former U.K. Prime Minister Tony Blair when Dimon interrupted.
Dimon objected to statements suggesting banks worked behind the scenes against the bill. He reportedly told Armstrong he was “full of s—.”

The comments targeted Armstrong’s public claims about opposition to banking. Dimon disputed suggestions that banks undermined the legislation.
The moment reflected heightened sensitivity around crypto regulation narratives. It also highlighted pressure points as the bill faces resistance.
Crypto Regulation Fight Centers on Stablecoin Rewards
The crypto regulation dispute centers on stablecoin rewards within the market structure bill. Provisions address whether issuers may offer yield or incentives.
Banking representatives oppose rewards, citing blurred lines between banks and non-bank firms. They argue that incentives could mimic deposit-like products.
Crypto executives counter that bans would favor traditional banks. Armstrong claimed that restrictions would limit competition. He argued that crypto firms face unequal treatment. These disagreements sit at the heart of the crypto regulation debate.
The Journal documented a cool reception of other bank leaders in Davos. Allegedly, Brian Moynihan told Armstrong that he should join a bank if he wished to.
Charlie Scharf is also alleged not to have been willing to interact with Armstrong. The response was not well supported by the banking executives.
In July, the bill sailed through the House of Representatives. Since that time, the drive in the Senate has stagnated. Democratic members of parliament questioned the provisions of ethics. Banking and crypto lobbyists also expressed a warning on competitive implications.
Coinbase Downplays Rift as Crypto Bill Stalls
Coinbase sought to reduce emphasis on the confrontation. Chief policy officer Faryar Shirzad described the rewards dispute as an anomaly.
He said banks and Coinbase work closely together. He cited multiple announced partnerships. A Coinbase spokesperson later offered no further comment on the crypto regulation.
The company maintained its position through prior statements. The stance aimed to contain fallout amid the legislative pause. Crypto news coverage has tracked the widening gap.
Progress on the bill remains uneven across Senate committees. The Senate Banking Committee indefinitely postponed a planned markup. Armstrong had reported that Coinbase could not support the bill as written. That position added to the uncertainty.
By contrast, the Senate Agriculture Committee advanced its own version. The vote followed party lines. The move set up negotiations to reconcile proposals. Any final vote would require agreement across committees.
The Journal stated that Armstrong has become more isolated in his position. Banking executives did not seem to be willing to bargain on the street. The episode shows current trends in the relationship between debate over crypto regulation and the industry.
With the Senate deliberating next steps, there has been an onslaught of pressure on various fronts. Ethical issues have not been addressed. Unintended consequences are still signaled in industry groups.