Morgan Stanley filed updated S-1 amendments for both an Ethereum ETF ($MSSE) and Solana ETF ($MSOL) on May 20 — and the detail that stands out is the staking l…Morgan Stanley filed updated S-1 amendments for both an Ethereum ETF ($MSSE) and Solana ETF ($MSOL) on May 20 — and the detail that stands out is the staking language included in both filings. If approved with staking intact, these wouldn't just be passive holding vehicles — they'd generate yield on top of price exposure, a first for mainstream ETF products at this scale.

Management fees and launch dates are still undisclosed, but the amended filings signal active SEC engagement. Morgan Stanley entering the ETH and SOL ETF race alongside BlackRock, Fidelity, and VanEck tells you the institutional appetite for altcoin ETF exposure is real and accelerating.$SOL $ETH #Morgan