Dividend Reinvestment Calculator

Analyze real after-tax returns with dividend reinvestment compound growth. Supports US qualified dividend rates, NIIT, and multiple payout frequencies.

Features

  • Set initial investment, dividend yield (up to 30%), stock growth rate, and investment horizon
  • Monthly, quarterly, or annual dividend payout frequency with compound calculation
  • Toggle dividend reinvestment — compound growth applied automatically
  • US mode: Qualified dividend preferential rates (0 / 15 / 20%) + NIIT 3.8% by filing status
  • Final portfolio value, total return, CAGR, and year-by-year dividend growth chart

How to use

Enter your investment parameters in the left panel and results update in real time on the right. Switch between Korea and US mode using the toggle in the top-right corner.