Enter the stock profit ($) and the stock purchase price ($) into the Stock Margin Calculator. The calculator will evaluate and display the Stock Margin. 

Stock Margin Formula

The following formula is used to calculate the Stock Margin. 

STM = SP / PP * 100

  • Where STM is the Stock Margin (%)
  • SP is the stock profit ($) 
  • PP is the stock purchase price ($) 

How to Calculate Stock Margin?

The following example problems outline how to calculate Stock Margin.

Example Problem #1:

  1. First, determine the stock profit ($). 
    • The stock profit ($) is given as: 500.
  2. Next, determine the stock purchase price ($). 
    • The stock purchase price ($) is provided as: 375.
  3. Finally, calculate the Stock Margin using the equation above: 

STM = SP / PP * 100

The values given above are inserted into the equation below and the solution is calculated:

STM = 500 / 375 * 100 = 133.33 (%)


Example Problem #2: 

For this problem, the variables required are provided below:

stock profit ($) = 800

stock purchase price ($) = 450

Test your knowledge using the equation and check your answer with the calculator above.

STM = SP / PP * 100 = ?