Input type
Stock Portfolio Tool
Stock average price calculator
Add multiple stock purchase lots with quantity and buy price. Instantly calculate your average cost per share, total invested, and current P&L.
Best for
Stock averaging
Output
Avg price + P&L
Enter stock lots
Add each buy transaction with quantity and purchase price per share.
How to use
- Add one row per buy transaction.
- Optionally enter current market price to see P&L.
- Useful when you buy the same stock at different prices (averaging down or up).
Stock Average Price Calculator India – Detailed Guide
When you buy the same stock multiple times at different prices, your true cost per share becomes the weighted average of all your purchases. This stock average price calculator helps you compute that average quickly and see your profit or loss at the current price.
Why average stock price matters
Knowing your exact average buy price is critical for making exit decisions and planning further averaging. Without it, you may misjudge whether you are in profit or loss.
- Your average price is your real break-even level (excluding taxes and brokerage).
- Any sale above the average price leads to profit, below it leads to loss.
- A clear view of average cost prevents emotional decisions based on individual buy prices.
Averaging down vs averaging up
Averaging down means buying more when the price falls, reducing your average cost. Averaging up means adding to a winning position as the price rises, increasing your average cost but riding a strong trend.
- Averaging down can work for fundamentally strong companies facing temporary headwinds.
- Averaging up can be effective in trending markets where fundamentals are improving.
- Both strategies increase exposure, so risk management and position sizing are important.
Using this stock average calculator
Add one row for each buy transaction with quantity and buy price. Optionally enter the current market price to see your mark-to-market P&L.
- Check total quantity, total invested amount, and average price per share.
- See current value and profit/loss at the latest market price.
- Plan your target price and stop-loss based on the accurate average.