📊 Bloomberg ETF analyst Eric Balchunas reports that the nine BTC spot ETFs saw a significant increase, reaching $1.2 billion in AUM, adding $3 billion in the first four trading days with a remarkable trading volume of $5.4 billion. BlackRock BTC Spot ETF (IBIT) leads with over $1 billion AUM, followed closely by Fidelity FBTC, and Bitwise BITB holds third place. 💼💹 #Bitcoinworld