Jeffrey Huang (@machibigbrother) has sold over 60 NFTs in the past six months to fund high-leverage perpetual contract trading, resulting in losses exceeding 1,000 ETH ($2.35 million), according to on-chain tracking platform Lookonchain. The liquidation of NFT holdings highlights the risks associated with leveraged derivatives trading in crypto markets, as Huang reportedly used proceeds from multiple NFT sales to maintain positions in perpetual contracts.