[Vitalik Buterin Sells $8 Million in ETH, Top 10 Wall Street Banks Increase Holdings in Bitmine Stock] On-chain tracking platform Arkham shows that Ethereum co-founder Vitalik Buterin sold over $8 million worth of ETH through the decentralized exchange Cow Swap last weekend, converting it into stablecoins. He previously stated that this move was aimed at funding Ethereum's "moderate deflationary period" goals for the next five years. Meanwhile, SEC 13-F filings reveal that the top 10 Wall Street banks, including BlackRock, Goldman Sachs, and Morgan Stanley, increased their holdings in Bitmine stock in Q4 2025 to expand their Ethereum exposure.