[REX-Osprey XRP ETF Achieves $37.7 Million in First-Day Trading Volume, Becomes Largest First-Day Trading Volume Fund This Year] According to Cryptobriefing, the REX-Osprey XRP ETF (ticker symbol XRPR) reached a first-day trading volume of $37.7 million. The fund is listed in the United States and provides spot exposure to XRP. Based on a post by Eric Balchunas on X, its first-day trading volume surpassed IVES, making it the largest first-day trading volume fund among those listed in 2025. Meanwhile, the REX-Osprey Dogecoin (Doge) ETF, which was listed on the same day as the XRP fund, achieved a first-day trading volume of $17 million, ranking among the top five out of 710 funds listed this year.