归估值 — Value Investing Toolkit
Value investing is fundamentally qualitative. Quantitative tools help you filter, verify, and compare — making judgment more efficient.
Quantitative Tools
9 toolsGraham Number
Benjamin Graham's conservative formula using EPS and book value per share
Margin of Safety
Calculate the gap between price and intrinsic value to assess buy-zone safety
PE Percentile
See where current P/E sits in the historical distribution
10x in 10 Years
Calculate required annual growth rate for 10x in 10 years
FCF Quality
Check if net profit is backed by real cash flow — spot financial fraud risk
Reverse Valuation
Enter target return, growth rate, and future P/E to reverse-engineer fair value
PEG Ratio
Price/Earnings to Growth ratio — evaluate growth stock valuation
SZR (PE/ROE)
PE to ROE ratio — measure price vs value alignment
ROE/ROIC Analyzer
ROE and ROIC calculation with DuPont decomposition
Investment Calculators
5 toolsDividend Yield
Calculate dividend yield and simulate reinvestment returns
Cost Basis
Weighted average cost basis with unrealized P&L
Compound Interest
Compound interest with monthly contributions, inflation adjustment, yearly breakdown
Inflation Calculator
Inflation's impact on purchasing power, CPI data since 1913
Portfolio Rebalancer
Analyze allocation deviations, auto-generate trade instructions