最新报道:Altcoins rebounded sharply on Tuesday following a steep two-day sell-off, with XRP leading gains at 6%, while Solana and Dogecoin each rose 4.5%. Ethereum climbed 5%, and open interest increased across major tokens, signaling renewed speculative activity. CME Group reported its crypto futures suite surpassed $30 billion in notional open interest for the first time, with XRP futures exceeding $1 billion in just over three months. The broader CoinDesk 20 Index rose 3.6%, though Bitcoin lagged with a 1% gain. Analysts highlighted growing institutional interest, though Santiment warned that overheated optimism around potential Fed rate cuts could lead to a correction if expectations are unmet.