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Hedge Fund OK To Sue Metal Exchange's Owner Over Crisis

Reported by Law360
Sep 23, 2026· 3 min read
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Key Takeaways
  • • Elliott Investment Management is suing the London Metal Exchange's owner for $456 million over the cancellation of nickel trades during the 2022 crisis, marking a major legal challenge to the exchange's emergency trading halt decisions.
  • • A U.S. hedge fund has secured court approval to proceed with litigation against the LME, with the judge rejecting the exchange's initial dismissal arguments and allowing the case to advance on grounds of alleged dominance abuse and failure to install adequate safeguards.
  • • The lawsuit centers on the LME's decision to cancel more than $12 billion in nickel trades following a chaotic spike in prices in March 2022, when the exchange suspended trading and later voided transactions to prevent systemic market failure.
  • • Multiple hedge funds and traders have pursued parallel legal actions seeking approximately $80–456 million in damages, though some litigation has been paused pending outcomes of Elliott Management's high-profile case.
  • • The case raises critical questions about exchange liability, market manipulation safeguards, and regulatory oversight during financial crises, with implications for institutional investors' protection under volatile commodity trading conditions.
Summary
Elliott Investment Management has successfully challenged the London Metal Exchange's initial legal defense and is proceeding with a $456 million lawsuit against the exchange's owner over the 2022 nickel trading crisis. The court's decision to dismiss the LME's appeal and allow the hedge fund's case to advance represents a significant development in ongoing litigation stemming from March 2022, when the LME suspended nickel trading and subsequently cancelled more than $12 billion in transactions following an unprecedented price surge.

The core of Elliott's complaint centers on allegations that the LME abused its market dominance by failing to implement adequate safeguards and risk management protocols that could have prevented or mitigated the chaotic trading conditions. According to court filings and legal analysis, the exchange's emergency actions—while potentially necessary to prevent broader systemic collapse—have drawn scrutiny from institutional investors and hedge funds who sustained substantial losses from the forced cancellation of positions. The judge's ruling that the case can proceed indicates the court found sufficient merit in Elliott's dominance-abuse arguments to warrant full litigation rather than summary dismissal.

The nickel crisis emerged when prices spiked dramatically in early 2022, triggering margin calls and liquidity crises among major traders and threatening the broader financial system. The LME's decision to halt trading and subsequently void billions in trades was controversial, as it eliminated positions held by investors who had traded within the exchange's established rules. Elliott and other hedge funds argue that better pre-crisis safeguards—such as enhanced circuit breakers, position limits, or contingency liquidity protocols—should have been in place given the exchange's role as a critical global commodities infrastructure.

Beyond Elliott's $456 million claim, other hedge funds and traders have launched parallel litigation seeking approximately $80–96 million in additional damages. Some of these cases have been strategically paused while the market awaits outcomes from Elliott's higher-profile lawsuit, which could set precedent for the broader class of claimants. The litigation underscores persistent tensions between exchange emergency powers and investor protections, with institutional capital managers closely monitoring how courts weigh crisis management decisions against fiduciary obligations to market participants.

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Law360 Hedge Fund OK To Sue Metal Exchange's Owner Over Crisis