According to Crypto Rover, BlackRock has purchased $45 million worth of Ethereum (ETH), signaling renewed institutional interest in the crypto market. This significant buy-in from one of the world's largest asset managers is expected to boost investor confidence and could drive further upward momentum in ETH prices, as institutional investments often precede bullish trends in the broader cryptocurrency market (Source: Crypto Rover on Twitter, May 21, 2025). Traders should monitor ETH and related altcoins closely for increased volatility and potential breakout opportunities following this major acquisition.