USDT's market dominance has decreased by 8.4% over the past week, falling from 4.74% to 4.37%. This shift suggests a movement of capital from stablecoins to riskier assets, particularly altcoins. Solana (SOL) has seen a significant rise, surpassing $225 with an 18% increase over the week. Meanwhile, ASTER has experienced a sharp rebound, gaining 18% in under 48 hours.