最新报道:Crypto fund providers like Grayscale, 21Shares, and REX-Osprey are integrating staking into ETFs and ETPs, enabling mainstream investors to earn passive income. Grayscale, with $35 billion in assets, now offers staking in its Ethereum and Solana products, having staked 857,600 ETH worth $3.83 billion. 21Shares added staking to its Ethereum ETF with a 12-month fee waiver, while REX-Osprey's Solana Staking ETF surpassed $100 million in assets by July. Recent SEC guidance clarifying that protocol staking isn't a securities offering and technological advances are driving this trend, despite risks like slashing and volatility.