Key Highlights
- Vitalik Buterin warns that growing institutional ETH ownership, led by BlackRock, threatens Ethereum’s decentralization.
- He says institutional pressure could push technical changes like 150 ms block times, making it harder for ordinary users to run nodes.
- Buterin urges the community to protect Ethereum’s core values, permissionless access, and censorship resistance amid rising Wall Street influence.
Ethereum Co-Founder Vitalik Buterin has raised a sharp warning about the blockchain’s future, saying the network could face “existential risks” if Wall Street giants like BlackRock continue to expand their Ether holdings at the current pace.
Buterin’s comments were made at the Funding the Commons event during Devconnect in Buenos Aires, where he spoke alongside Tor Project Co-Founder Roger Dingledine.
Dingledine asked Buterin a question that has been quietly discussed among developers in recent months: “How do you avoid capture by big behemoths like BlackRock? ”
Buterin didn’t hold back. He said that institutional growth, especially after BlackRock’s Ethereum ETF launch, brings two specific threats that could reshape Ethereum in ways its early builders never intended.
Growing institutional control
Right now, nine U.S. ETFs collectively hold more than $18 billion in ETH, according to recent fund disclosures. Corporate treasuries control another $18 billion, and analysts expect institutions could soon hold over 10% of Ethereum’s supply.
This surge followed a series of Ethereum ETF approvals earlier this year, which pulled even more traditional capital into the ecosystem.
While this inflow boosted Ethereum’s legitimacy and price, Buterin argued that such dominance may force the network to prioritize institutional interests over decentralized values.
Threat 1: Community pushback
The first danger, Buterin said, is that developers and longtime contributors may feel alienated. If Ethereum evolves into Wall Street-friendly infrastructure that sacrifices its decentralized ethos, the builders who value permissionless access and open-source contribution may simply leave.
Losing that core community would weaken innovation and decentralization, core pillars that have supported Ethereum since its launch in 2015.
Threat 2: Technical choices that centralize Ethereum
Buterin also highlighted a more practical risk: institutional pressure could lead to base-layer technical changes that centralize the network. He specifically warned that institutions could push for decisions like 150-millisecond block times. While faster block times benefit high-frequency finance and rapid trading, they make it virtually impossible for ordinary users to run nodes, effectively limiting node operation to large, centralized entities with specialized infrastructure.
Buterin warned that such decisions could centralize the network geographically around trading hubs like New York, undermining Ethereum’s global accessibility and censorship resistance.
The larger picture
Buterin’s comments follow earlier debates around MEV, Lido’s growing staking share, and the role of ETF issuers in governance, topics that resurfaced after the strong market inflows into ETH ETFs last quarter.
Buterin offered a clear path forward, stating that Ethereum must protect what Wall Street cannot build: a global, permissionless, censorship-resistant protocol. He encouraged the community to keep focusing more on decentralization than convenience despite the increasing institutional interest.
Also Read: BlackRock Files New iShares Staked Ethereum Trust ETF in Delaware
