Binance Coin (BNB), Chainlink (LINK), and ETFSwap (ETFS) are three altcoins that investors should consider buying to take advantage of the recent surge in spot Ethereum ETFs. These altcoins have shown strong potential for growth and could offer significant returns for those who invest in them. BNB, LINK, and ETFS are all popular choices among cryptocurrency traders and have been performing well in the market. With the increasing interest in Ethereum ETFs, these altcoins could see even greater gains in the near future. Investors looking to capitalize on the rising trend of Ethereum ETFs should consider adding Binance Coin, Chainlink, and ETFSwap to their portfolios.