Altcoins News

Story: Cardano Holder Loses 90% of $6.9M ADA in a Costly Swap Mistake

By James Thorp

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A Dormant Wallet Wakes Up — and Makes a Costly Error. The wallet responsible for the transaction, identified as “addr…4x534,” had not shown any activity…

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Why Liquidity Matters in Crypto Trading. The incident underscores a fundamental trading principle that applies across all blockchains:…

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Was It a Fat-Finger Error?. One of the biggest questions is whether the user even intended to buy the USDA stablecoin at all.

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Community Reaction and Industry Lessons. The community response has ranged from sympathy to disbelief.

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A Stark Reminder for Crypto Traders. This incident serves as a powerful reminder that even experienced or early crypto users can make…

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A long-term Cardano holder has lost more than 90% of a $6.9 million ADA fortune after mistakenly trading the tokens in a liquidity-starved pool, turning what should have been a…

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The incident was highlighted by onchain investigator ZachXBT, who spotted the massive misstep on Sunday. According to blockchain data, 14.

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The problem: the trader chose a pool with extremely low liquidity, which caused severe price slippage.

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This mistake converted $6.9 million ADA holdings into barely $847,000 — an outcome likely triggered by confusion, rushing, or a simple misunderstanding of the available liquidity.

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The incident underscores a fundamental trading principle that applies across all blockchains: large orders must be executed in deep-liquidity pools.

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On decentralized exchanges, liquidity is often supplied by users rather than centralized market makers. This means:

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Others are tiny and unsuitable for large swaps

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A trader must always verify pool size before executing a transaction

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In this case, the Cardano pool used for the swap was not designed to handle multi-million-dollar trades.

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This mistake also caused the USDA stablecoin — which normally trades around $1 — to momentarily jump to $1.26, before settling back near $1.04.

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