# Dividend Yield Calculator

> Calculate expected dividends, after-tax income, and dividend yield on stock holdings.

## What is this calculator?

The Dividend Yield Calculator is a specialized investment tool that estimates the income you can expect from dividend-paying stocks, both before and after taxes. Dividends are periodic cash payments that companies distribute to shareholders from their profits, and they represent one of two primary ways investors earn returns from stocks (the other being capital gains from price appreciation). In Korea, dividend income is subject to a withholding tax of 15.4%, consisting of 14% income tax and 1.4% local income tax. This calculator automatically applies this tax to show you the real after-tax dividend income you will receive. Additionally, the tool integrates with stock market data, allowing you to search for Korean stocks and auto-fill current prices and historical dividend information. This saves time and ensures accuracy by using official financial data rather than manual lookups. Understanding dividend yield is crucial for income-focused investors, retirees seeking regular cash flow, and anyone building a dividend growth portfolio. By comparing dividend yields across different stocks, you can make informed decisions about which holdings best serve your income objectives while maintaining acceptable risk levels.

## How to use

Step 1: Use the stock search bar to find your stock by name or code. When you select a stock, the calculator auto-fills the current market price and the most recent dividend per share (DPS) from official data. This ensures you are working with accurate, up-to-date information.

Step 2: Verify or adjust the stock price. The auto-filled price reflects the latest available market data. If you want to calculate based on your actual purchase price (to determine yield on cost), replace the market price with your buy price.

Step 3: Enter the number of shares you hold or plan to purchase. This determines the total dividend income calculation.

Step 4: Verify or adjust the dividend per share. The auto-filled value is based on the most recently declared dividend. If you expect a different dividend amount (based on company guidance or your own estimate), you can modify this field.

Step 5: Review the comprehensive results. The calculator displays: annual dividend (pre-tax), dividend tax amount (15.4%), after-tax dividend income, pre-tax dividend yield (%), and after-tax dividend yield (%). A recent dividend history table shows the stock's dividend track record.

Step 6: Compare multiple stocks by running calculations for each to find the best dividend opportunities.

## Formula

The dividend calculation uses the following formulas:

1. Annual Dividend (Pre-Tax) = Dividend Per Share (DPS) × Number of Shares
2. Dividend Tax = Annual Dividend × 15.4%
   - Breakdown: 14% income tax + 1.4% local income tax
   - This tax is withheld at source by your brokerage
3. After-Tax Dividend = Annual Dividend - Dividend Tax
4. Dividend Yield (Pre-Tax) = (DPS ÷ Current Stock Price) × 100
5. After-Tax Yield = Dividend Yield × (1 - 0.154)
6. Investment Amount = Stock Price × Number of Shares

Worked Example:
- Stock Price: 65,000 KRW
- DPS: 1,444 KRW
- Shares: 100
- Investment Amount: 65,000 × 100 = 6,500,000 KRW
- Annual Dividend: 1,444 × 100 = 144,400 KRW
- Dividend Tax: 144,400 × 0.154 = 22,238 KRW
- After-Tax Dividend: 144,400 - 22,238 = 122,162 KRW
- Pre-Tax Yield: (1,444 / 65,000) × 100 = 2.22%
- After-Tax Yield: 2.22% × 0.846 = 1.88%

Comprehensive Financial Income Tax:
If your total financial income (interest + dividends) exceeds 20,000,000 KRW per year, the amount above 20M is subject to comprehensive income taxation at progressive rates of 6-45%, rather than the flat 15.4% withholding rate. This significantly increases the tax burden for high-income investors. Below the 20M threshold, the 15.4% withholding tax is your final tax obligation.

Yield on Cost vs. Current Yield:
- Current Yield uses today's market price as the denominator
- Yield on Cost uses your original purchase price
- If a stock was bought at 50,000 KRW and now trades at 65,000 KRW with 1,444 DPS, current yield is 2.22% but yield on cost is 2.89%

## Useful tips

Do not chase yield blindly. A stock with an unusually high dividend yield (say, 8-10% when the market average is 2-3%) often signals trouble. The high yield may result from a sharply declining stock price rather than generous dividends. Always investigate whether the company can sustain its dividend by checking earnings coverage ratios and free cash flow.

Dividend growth matters more than current yield for long-term investors. A stock yielding 2% today but growing its dividend by 10% annually will produce more income over 10 years than a stock yielding 5% with no growth. Look at the dividend history table in the calculator results to assess whether the company has a track record of increasing payouts.

Be aware of ex-dividend dates. To receive a dividend, you must own shares before the ex-dividend date. In Korea, for year-end dividends, you typically need to hold shares at least two business days before the fiscal year-end (usually December 31). The stock price typically drops by approximately the dividend amount on the ex-dividend date.

Consider the comprehensive taxation threshold. If you hold large positions in multiple dividend-paying stocks, your total annual financial income (interest from deposits plus all dividends) could exceed 20 million KRW, triggering comprehensive income tax at rates up to 45%. Plan your portfolio to stay below this threshold if possible, or consult a tax advisor.

Diversify your dividend sources. Rather than concentrating in one or two high-yield stocks, spread your dividend portfolio across different sectors and companies. This reduces the risk that a single dividend cut devastates your income stream.

Compare after-tax yields, not pre-tax yields. Since all Korean dividend income faces the same 15.4% withholding rate (below the comprehensive threshold), the relative ranking of stocks by yield is the same pre- and post-tax. However, always plan your expected income using after-tax numbers for realistic budgeting.

## FAQ

### Q. When are dividends paid?

Korean companies typically pay annual dividends around March to April of the following year, based on shareholder records at the fiscal year-end (usually December 31). For example, 2025 dividends are paid in early-to-mid 2026. Some companies offer quarterly dividends (paid four times a year) or semi-annual dividends. The trend toward more frequent dividend payments has been growing in Korea, with major companies like Samsung Electronics now offering quarterly dividends. You must hold shares before the ex-dividend date to be eligible — typically two business days before the record date.

### Q. Is a high dividend yield always good?

Not necessarily, and this is one of the most common misconceptions among income investors. A high dividend yield can occur for two very different reasons: either the company is genuinely generous with its payouts, or the stock price has fallen sharply (since yield = dividend / price). A company whose stock dropped 50% due to deteriorating business fundamentals will show a doubled yield, but that dividend may soon be cut. Always verify that the company's earnings and cash flow can sustainably support the dividend. A payout ratio (dividends / earnings) above 80-90% may indicate the dividend is at risk.

### Q. What is comprehensive financial income tax?

When your total annual financial income — the sum of all interest from bank deposits and bonds plus all dividend income — exceeds 20,000,000 KRW, you enter the comprehensive financial income tax regime. Below this threshold, the 15.4% withholding tax on each dividend payment is your final tax obligation. Above it, the excess amount over 20M is added to your other income (salary, business income, etc.) and taxed at progressive rates ranging from 6% to 45% depending on your total income bracket. This can result in a substantially higher effective tax rate on dividend income. Strategic investors sometimes split holdings between spouses or use tax-advantaged accounts to manage this threshold.

### Q. How does dividend income differ between Korean and foreign stocks?

For Korean stocks, dividend tax is 15.4% (14% income tax + 1.4% local tax), withheld at source by your broker. For foreign stocks (such as US stocks), the foreign country typically withholds its own tax first (e.g., 15% in the US under the Korea-US tax treaty), and then Korea may apply additional tax if the foreign rate is lower than 15.4%. Dividends from foreign stocks held through a Korean brokerage are subject to comprehensive financial income reporting if your total financial income exceeds 20M KRW. US stock dividends are paid quarterly by most companies, which is more frequent than typical Korean annual payments.

### Q. What is a good dividend yield to target?

The average dividend yield for KOSPI-listed stocks is approximately 1.5-2.5%, so anything above 3% is considered above average for the Korean market. However, the 'right' yield depends on your investment goals. Income-focused retirees might target 3-5% yields from established companies with long dividend histories, while growth-oriented investors might accept lower yields of 1-2% from companies reinvesting profits for future growth. A balanced approach is to seek companies with moderate yields (2-4%) that also demonstrate consistent dividend growth over time. The combination of reasonable current yield and annual dividend increases typically produces the best long-term income results.