World's most valuable private companies, per MB: 1. OpenAI: $500 billion 2. SpaceX: $400 billion 3. ByteDance: $330 billion 4. Anthropic: $183 billion 5. xAI: $113 billion 6. Databricks: $100 billion 7. Stripe: $92 billion 8. Revolut: $75 billion 9. Shein: $66 billion