Using a creative fund structure, REX-Shares and Osprey Funds have launched ETF's that hold XRP and Dogecoin. | Credit: Chip Somodevilla/Getty Images. Key Takeaways REX-Shares and Osprey Funds have launched ETFs that hold XRP and Dogecoin. The REX-Osprey partnership has used an alternative listing strategy to fast-track ETF approval. The new funds combine spot exposure with crypto derivatives. The Securities and Exchange Commission (SEC) has given the green light for exchange-traded funds to invest ...

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