The March 2022 nickel short squeeze on the London Metal Exchange (LME) represents the most significant breakdown in industrial metals price discovery since the collapse of the International Tin Council in 1985. While the immediate catalyst was the geopolitical uncertainty following the invasion of Ukraine, the underlying cause was a systemic failure to monitor massive, opaque over-the-counter (OTC) short positions held by Tsingshan Holding Group. The resulting price action—which saw nickel surge 270% in three days to surpass $100,000 per ton—forced an unprecedented intervention that fundamentally altered the perception of exchange-cleared counterparty risk.
The quantitative scale of the dislocation was staggering. On March 7, 2022, nickel prices rose 66% to close at $48,078 per ton. By the early hours of March 8, the price breached $101,365 per ton. This parabolic move was driven by a margin call spiral. Tsingshan, the world’s largest nickel producer, held a short position estimated at 150,000 tons. Crucially, only approximately 30,000 tons of this position were held directly on the LME; the remainder was distributed across bilateral OTC contracts with various international banks. Because the LME lacked visibility into these off-exchange positions, it could not anticipate the magnitude of the liquidity drain as banks sought to hedge their own exposure by buying LME futures.
The mechanism of the squeeze was exacerbated by a mismatch between physical production and exchange specifications. Tsingshan’s output primarily consisted of nickel pig iron and nickel matte, neither of which met the LME’s Class 1 delivery requirements. Consequently, as prices rose, the producer could not deliver physical metal to settle its obligations, forcing it to buy back futures in a market where LME warehouse inventories had already plummeted from 260,000 tons in April 2021 to just 75,000 tons by the time of the squeeze. This inventory scarcity removed the natural ceiling on prices, leading to a total evaporation of liquidity.
The LME’s response—suspending trading for six sessions and retroactively canceling 5,000 trades executed on March 8 worth an estimated $3.9 billion—was a departure from the principle of market finality. While the exchange argued that a $20 billion margin call would have triggered a systemic collapse of its clearinghouse and multiple member firms, the decision effectively transferred the losses from short-positioned producers and their lenders to long-positioned institutional investors. This intervention mirrors the 1985 Tin Crisis, where the LME suspended trading for months, but the 2022 event was unique in its retroactive cancellation of validly executed trades.
For portfolio managers and commodity traders, the primary lesson is that exchange-traded derivatives carry platform risk that is often ignored during periods of low volatility. The LME’s actions demonstrated that in extremis, an exchange may prioritize the solvency of its clearing members over the integrity of its price discovery mechanism. Investors must now account for the possibility of trade reversal in their risk models. Furthermore, the event has accelerated regulatory shifts toward mandatory reporting of OTC positions in commodity markets to prevent blind spots from destabilizing the broader financial system. The long-term result is a fragmented nickel market, with reduced volumes and a persistent trust deficit that has benefited competing platforms and shifted more activity toward private, bilateral agreements.