American multinational investment company, BlackRock has surpassed Grayscale in total Assets Under Management (AUM) for Spot Bitcoin Exchange Traded Funds (ETFs). This milestone signifies BlackRock’s growing prominence in the ETF sector, highlighting the company’s confidence in crypto-based investments. Related Reading: ‘Unhappy’: Ethereum Cofounder Blasts Celeb-Fueled Crypto Fads BlackRock Spot Bitcoin ETF Surpasses $21 Billion BlackRock’s