Decentralized perpetuals exchange Trade.xyz has announced it will reimburse traders whose positions were liquidated after its SK Hynix perpetual futures contract suddenly dropped 19% late on Monday, a move the company attributes to a single trade executed on a thinly traded Korean pre-market venue rather than any system failure. SK Hynix, South Korea's second-largest chipmaker and a leading global supplier of high-bandwidth memory (HBM) chips used in AI accelerators, has drawn growing interest from crypto-native traders seeking exposure to the AI hardware supply chain through pre-listing perpetual contracts.

The mark price — the reference figure used to calculate profits, losses, and liquidations — fell from approximately $1,128 to $917 at 23:01 UTC on July 27, according to the company. The price print originated from an executed trade relayed by multiple independent data providers. The data point feeding the contract was tracking what Trade.xyz identified as the primary Korean pre-market venue.

"The oracle system worked as intended according to its specification," the company said. Based on the evidence available, nothing malfunctioned and no manipulation occurred.

Oracles are tools that fetch external data and deliver it into blockchain-based systems. In this instance, the oracle faithfully reported a genuine trade on a market so thin that a single order moved the price by nearly one-fifth. The contract then liquidated positions accordingly. Oracle dependency is a well-documented structural risk across decentralized finance, where lending and trading protocols have absorbed losses in prior incidents when reference prices diverged from broader market levels — though in those cases the triggers typically involved feed manipulation or data-source corruption rather than a legitimate transaction on an illiquid venue.

Trade.xyz emphasized that the decision to cover losses is a one-time, discretionary action rather than a commitment to do so in future incidents. The stance is notable within DeFi, where many platforms operate under a "code is law" framework that treats liquidation outcomes — even those triggered by outlier price prints — as final. The company said eligibility rules will be published and payouts are expected within days.

The more consequential response involves a reassessment of the exchange's price-sourcing methodology. Trade.xyz said it is revisiting its assumptions about external venues and will give greater weight to price formation on its own order books, "which carry increasingly meaningful depth and signal in relation to external sources."

Research into crypto market structure has documented a similar pattern in bitcoin and ether markets, where perpetual futures frequently lead spot prices rather than follow them. Pre-IPO perpetuals also priced SpaceX's first trading day more accurately than the traditional bookbuilding process that set the offering, according to findings cited by the company.

The flash crash occurred hours before Korean equities began a record two-day decline. SK Hynix shares subsequently fell approximately 17% on Wednesday, even after the company reported a 557% year-over-year increase in quarterly profit that still fell short of analyst estimates.

Source: CoinDesk