Roundhill Memory ETF Nearly Doubles Since April Launch Amid AI Memory Shortage LARK Q1 2026 Earnings EPS of 083 Reported Stock Declines Slightly Australia Fines Elon Musks X Over Child Protection Law NonCompliance EFC Q1 2026 Earnings Strong EPS Beat Drives Positive Market Response DeepSeek Appears Unlikely to Derail US AI Leaders Market Panic May Be Overstated MTH Q1 2026 Earnings EPS Misses Estimates Stock Inches Higher