Healthcare and Technology Shares Lead Broad Market Advance SpaceX and OpenAI MegaIPOs Could Signal Market Top Analysts Suggest Starmer Vows Social Media Crackdown Raising Stakes for Tech Regulation Ebola Outbreak in Uganda Death Toll Reaches 177 Global Health Stocks and Travel Sector Await Impact Workday Shares Rally 5 After Lifting Margin Forecast on AIDriven Efficiency Gains SP 500 Hits Fresh High as Healthcare and Tech Lead Gains MegaIPOs SpaceX and OpenAI Record Listings Could Signal Market Peak Analysts Suggest