Wall Street's On-Chain Push Pits Ethereum Against Solana

Wall Street is preparing to move listed equities onto blockchain infrastructure, creating a high-stakes competition between Ethereum and Solana. The U.S. Securities and Exchange Commission will host a roundtable on September 17, 2026, with major players including BlackRock, Nasdaq, and NYSE to discuss the operational requirements for near-continuous trading. This meeting follows a recent SEC proposal to modernize transfer-agent rules, signaling that the regulatory framework for electronic recordkeeping is shifting to accommodate distributed ledger technology. The outcome will determine which network can effectively support the settlement, custody, and surveillance needs of regulated stock markets.

Nasdaq Ventures has already signaled its commitment to this transition by agreeing to invest $100 million in Payward, the parent company of Kraken, on September 10. The two entities are jointly developing a tokenized-equity framework scheduled for launch in the second quarter of 2027. While the SEC does not mandate a specific blockchain, the technical specifications required for 24-hour trading will favor architectures that offer low latency, high throughput, and robust institutional-grade security. Both Ethereum and Solana are positioning themselves to meet these criteria, but they offer distinct technical and economic profiles that cater to different aspects of market infrastructure.

Solana prioritizes speed and low cost

Solana has established a significant foothold in tokenized equities, hosting $465 million in on-chain stocks and leading the sector in real-world asset inflows during August with $229 million. The network’s technical advantages are clear for high-frequency trading scenarios: transaction fees remain below one cent, and block finalization occurs in approximately 350 milliseconds. These metrics provide the speed and cost efficiency necessary for continuous market operations. Additionally, the SEC’s recent classification of SOL as a core ETF asset aligns it regulatorily with Bitcoin and Ethereum, removing a potential barrier for institutional adoption of Solana-based products.

Despite this progress, Solana faces structural challenges in retaining institutional liquidity. Total value locked across its applications has declined to $5.5 billion, down from a previous high of $11.5 billion. This drop reflects a reduction in speculative memecoin activity, which historically drove much of the network’s volume. Institutional markets require deeper, more durable liquidity pools and enhanced custody solutions rather than mere transaction throughput. The market has not fully priced in these developments, as SOL traded at $96.93 on September 15, well below its recent intraday high of $110.65, indicating that investors remain cautious about the network's ability to support regulated equity markets.

Ethereum leverages deep institutional ties

Ethereum’s competitive advantage lies in its extensive existing relationships with the financial institutions participating in the SEC roundtable. The network has a longer history of institutional integration, offering a mature ecosystem for custody, settlement, and compliance. While Solana offers superior raw speed, Ethereum provides the established infrastructure that large financial firms often prefer for managing risk and ensuring regulatory compliance. The 30-day price performance of ETH, up approximately 26% to near $2,403, reflects ongoing market confidence in its role as a foundational layer for institutional finance, even as the token faces competition from faster alternatives.

The decision between the two networks will ultimately depend on the specific technical requirements outlined by the SEC and exchange operators. If the priority is maximizing transaction speed and minimizing fees for retail-accessible 24-hour trading, Solana’s architecture is well-suited. However, if the focus is on robustness, deep liquidity, and alignment with existing regulatory frameworks, Ethereum’s established institutional base may prove more attractive. The 60-day comment period following the SEC’s transfer-agent proposal will likely provide more concrete signals than the roundtable itself, as market participants debate the necessary standards for on-chain stock settlement.

Regulatory clarity drives infrastructure choice

According to GN stocks/nasdaq, the upcoming regulatory guidance will be the decisive factor in determining which blockchain handles the bulk of Wall Street’s on-chain stock trading. The SEC’s focus on settlement speed, fee structures, and operational resilience will force exchanges to select infrastructure that can withstand the demands of a global, continuous market. This is not merely a technological choice but a strategic one, as the selected network will become the backbone for a significant portion of global equity trading. The competition between Ethereum and Solana highlights the broader shift in financial infrastructure, where blockchain networks are increasingly viewed as critical utilities for the global financial system.