Practical tools for everyday investors
Practical investing calculators

Investor Tools

Quick tools for everyday investing questions — without complicated spreadsheets or financial jargon.

StockBayan principle Useful answers without the spreadsheet mess.

Simple calculators for practical investing decisions, built for Philippine retail investors.

Choose a tool

What would you like to calculate?

Pick one calculation below. It opens in a focused calculator so you only see the information you need.

Return

Investment Return

Everyday

Calculate your peso gain or loss and percentage return.

Useful for: “I bought at ₱20.00 and it is now ₱24.50. How much did I make?”
Income

Dividend Income

Popular

Estimate the cash dividend you may receive after tax.

Useful for: “I own 5,000 shares and the dividend is ₱1.20 per share. How much will I receive?”
Board lots

How Many Shares Can I Buy?

Practical

Convert a budget into whole PSE board lots and shares.

Useful for: “I have ₱10,000. How many shares can I actually buy?”
Averaging

Average Purchase Price

Portfolio

See your new average price after buying more shares.

Useful for: “What happens to my average if I buy more at today’s lower price?”
Planning

How Much Do I Need to Save?

Long-term

Estimate the portfolio size needed to support a target monthly income.

Useful for: “How much would I need invested to provide about ₱50,000 per month?”
Recovery

Break-even Calculator

Useful

See how much a fallen stock must rise to reach your buy price again.

Useful for: “I’m down 20%. Does the stock only need to rise 20% to recover?”
These calculators provide estimates for general informational use. Actual trading costs, taxes, dividend treatment, settlement rules, and broker charges may differ.