USDT Borrowing Against Bitcoin Surges 83% as Whale Rotation Signals Altcoin Positioning

Cryptocurrency market participants are leveraging core Bitcoin holdings to position for an Ethereum-led altcoin season. Tether (USDT) borrowing among entities posting more than $10 million in Bitcoin collateral surged 83% over the past month, allowing large holders to unlock liquidity without liquidating assets. Alongside this borrowing spike, on-chain tracking showed a whale sold 1,074.36 BTC worth $89.5 million to purchase 36,159 ETH. Additionally, ETH/BTC derivative longs expanded following a 20% gain in the pair during Q3, with Ethereum social sentiment reaching 2.05 bullish comments per bearish comment compared to 0.82 for BTC.