Arthur Hayes Reacts as Coinbase Defends US Stock Perpetual Futures

Arthur Hayes, the co-founder of BitMEX and a prominent figure in the digital asset space, recently commented on the evolving landscape of derivatives trading. Known to many in the industry as Arthur Hayes, the former CEO noted that he felt flattered by Coinbase’s recent legal efforts to defend the right to offer perpetual futures on US stocks. This development comes a decade after BitMEX first introduced the perpetual swap model to the crypto market.

Coinbase, alongside five other entities, filed a brief on Monday opposing a legal challenge that seeks to block trading in perpetual futures linked to individual stocks. The court formally accepted this filing on Tuesday. The underlying lawsuit was initiated by the Capital Markets Alliance Association (CMAA), which argues that these contracts should be classified as security-based swaps, a category that imposes more stringent restrictions on retail participation.

Evolution of Perpetual Trading

When BitMEX launched its Bitcoin perpetual swap in 2016, the product allowed traders to maintain leveraged positions without a fixed expiration date. While the model became a cornerstone of crypto trading, Hayes recalled that the initial reaction from Washington regulators was far from positive. Reflecting on the current legal climate, Hayes suggested that the industry has moved toward a form of regulatory imitation, noting that Coinbase is now actively defending the same financial innovation in federal court.

Coinbase and other firms are defending stock perpetual futures against a legal challenge in US federal court.

Simultaneously, the US Securities and Exchange Commission (SEC) submitted a proposed brief on Monday, opposing the CMAA’s request to halt trading in these contracts. The agency indicated it is currently reviewing the rules governing how exchanges list these products. The SEC has not yet clarified whether it will set aside existing rules or provide a definitive classification for whether these contracts qualify as security futures or security-based swaps.

In its own court filing on Tuesday, the CMAA alleged that the Commodity Futures Trading Commission (CFTC) approved the contracts without sufficient explanation or resolution of regulatory ambiguities. The group also highlighted the rapid adoption of these products, citing approximately $375 million in 24-hour notional trading volume for Kalshi’s stock perpetuals shortly after their release. The CMAA claims this activity is diverting business away from traditional stock markets.

Why it matters

This legal dispute highlights the tension between financial innovation and existing regulatory frameworks. The outcome could determine whether perpetual contracts, which allow speculation on share prices without owning the underlying assets, face stricter oversight. A ruling against the CFTC could potentially push trading activity toward offshore or decentralized platforms, impacting how retail investors access leveraged products globally.