Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Investing
Cost Basis Calculator
Calculates your average cost per share across multiple stock purchases by dividing total dollars invested by total shares owned. Use it to determine your tax cost basis when selling shares bought at different prices.
Fill in the required fields to see your result.
Investing
Real Return Calculator
Find out what your investment actually earned after accounting for inflation using the Fisher equation. Essential for retirees and long-term investors who need to know whether their portfolio is truly growing in purchasing power.
Fill in the required fields to see your result.
Key differences
| Cost Basis Calculator | Real Return Calculator | |
|---|---|---|
| Category | Investing | Investing |
| Inputs required | 2 | 2 |
| Result | Average Cost Basis ($) | Real Return (%) |
| What it does | Calculates your average cost per share across multiple stock purchases by dividing total dollars invested by total shares owned. Use it to determine your tax cost basis when selling shares bought at different prices. | Find out what your investment actually earned after accounting for inflation using the Fisher equation. Essential for retirees and long-term investors who need to know whether their portfolio is truly growing in purchasing power. |