Grayscale Investments close to filing application for spot bitcoin ETF, source says - CNBC

* Grayscale Investments close to filing application for spot bitcoin ETF, source says  CNBC * ProShares Bitcoin ETF slated to debut on Tuesday  CNBC Television * Bitcoin tops $60,000 as investors bet on ETF approval  CNN * Bitcoin ETFs Are Almost Here  Bloomberg * The first bitcoin futures ETF in the U.S. is set to begin trading next week  CNBC * View Full Coverage on Google News
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