There are tens of thousands of different cryptocurrencies to choose from, but from the perspective of Wall Street and institutional investors, there are only two: Bitcoin (CRYPTO: BTC) and Ethereum (CRYPTO: ETH).

Of the top 20 spot cryptocurrency exchange-traded funds (ETFs), as ranked by assets under management (AUM), 12 are dedicated to Bitcoin, and six are dedicated to Ethereum. The only other cryptocurrency that makes an appearance in the top 20 is Solana (CRYPTO: SOL), with two spot crypto ETFs.

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