Core Insights - The SEC's approval of generic listing standards for spot cryptocurrency ETFs may lead to the launch of up to a dozen new crypto ETFs within the next 60–90 days, expanding beyond Bitcoin and Ethereum [1][3] - The approval process will allow for quicker launches of altcoin ETFs, enhancing trading flexibility and tax efficiency, but also increasing market risks due to the potential influx of new products [2][3] Industry Developments - Analysts predict that the number of ETFs could increase significantly, with over 4,100 currently available and as many as 3,000 more expected in the coming years [2] - New offerings in the ETF market include income-generating Bitcoin ETFs and crypto index ETFs, indicating a diversification of products beyond single-asset exposure [4] - Grayscale has received approval to convert one of its mutual funds into an ETF, further contributing to the growth of the ETF landscape [4] Market Impact - U.S. spot Bitcoin ETFs currently hold $150.77 billion in net assets, representing 6.6% of Bitcoin's total market cap, while Ethereum spot ETFs hold $27.4 billion, accounting for 5.4% of Ethereum's market cap [5] - Vanguard, previously resistant to cryptocurrency, is reportedly preparing to offer crypto ETFs, marking a significant shift in its investment strategy [5]