CoinDesk 20 performance update: index falls 4.5% as all constituents trade lower CoinDesk 20 performance update: Avalanche (AVAX) gains 4% as index moves higher Elon Musk's X to deploy scam kill switch by auto-locking first-time crypto mentioners Uniswap Foundation held $85.8M at year-end, committed $26M in grants during 2025