最新报道:Ripple (XRP) rose 3% and Dogecoin (DOGE) gained 4% on September 7, driven by speculation over upcoming U.S. ETF decisions. XRP futures volume increased 17%, with analysts noting seven XRP ETF applications under SEC review from October 18-25. DOGE's surge coincides with the anticipated launch of the first U.S. ETF directly tracking the memecoin this week. Both altcoins face high leverage risks amid macroeconomic uncertainties, with XRP testing key resistance at $3.07 and DOGE vulnerable to ETF-related volatility.