Core concept by Benjamin Graham. Only buy when price < 70% intrinsic value. This buffer protects from valuation errors.
DCF (Discounted Cash Flow): forecast future cash flows, discount to present. Asset-based: total assets - liabilities. Earnings power: EPS ร appropriate multiple.
1) ROE > 15% sustained 10 years. 2) Low Debt/Equity. 3) FCF growing steadily. 4) Moat (competitive advantage). 5) Honest management with skin in the game.
P/E < 15. P/B < 1.5. P/E ร P/B < 22.5. Current ratio > 2. Dividend yield > 0. Earnings growth > 33% over 10 years.
Stable blue-chips: VCB, FPT, VNM, GAS. Defensive sectors: utilities (POW), consumer staples (MSN, VNM), healthcare (DHG). Avoid penny + speculative.
Patience 3-10 years (Buffett: "Time is the friend of the wonderful company"). Ignore daily noise. Read financial statements regularly.