Eaton Vance TaxManaged BuyWrite Opportunities Fund ETV Edges Lower in Quiet Trading Support Level in Focus Natural Gas Futures Decline as Warmer Weather Forecasts Reduce Heating Demand RYZ Q1 2026 Earnings EPS Misses Estimates Amid Market Headwinds Shares Edge Higher Anthropic Surpasses OpenAI as Most Valuable AI Startup Eyes 1 Trillion Valuation