Market Capitalization = stock price × shares outstanding. Represents the total dollar value of a company's equity. Used to categorize stocks by size.
📊 Categories (US standards)
- Mega-cap: > $200B (Apple, Microsoft)
- Large-cap: $10B - $200B (most S&P 500)
- Mid-cap: $2B - $10B
- Small-cap: $300M - $2B
- Micro-cap: $50M - $300M
- Nano-cap: < $50M (penny stocks)
🎯 Vietnam Context
- Large-cap VN: VN30 stocks (VCB, VHM, BID...) — >30,000 billion VND
- Mid-cap: VN70 (mid 70 stocks)
- Small-cap: 5,000-20,000 billion VND
- Penny: < 1,000 billion VND