Calculate stock price percentage change from initial and final prices, or find the missing stock price when one value and the percent change are known.
Stock Change Percentage Formula
The following equation is used to calculate the Stock Change Percentage.
- Where SCP is the stock change percentage (%)
- PF is the final stock price ($)
- PI is the initial stock price ($)
To calculate the stock change percentage, subtract the initial stock price from the final stock price, then divide by the initial stock price, and finally multiply by 100.
What is a Stock Change Percentage?
Definition:
Stock change percentage typically refers to the relative change in a stock’s value from an initial price to a subsequent final price, expressed as a percentage.
How to Calculate Stock Change Percentage?
Example Problem:
The following example outlines the steps and information needed to calculate the Stock Change Percentage.
First, determine the initial price. In this example, the stock was initially priced at $50.00.
Next, determine the final price. The stock price rose to $60.00.
Finally, calculate the stock change percentage using the formula above:
SCP = (PF – PI) / PI * 100
SCP = ($60 – $50) / $50 * 100
SCP = 20% increase
FAQ
How can I use the stock change percentage?
A stock change percentage is often used by investors to quickly gauge relative performance and compare different stocks over a specific time period.
What if my calculation yields a negative stock change percentage?
A negative result means the stock’s value has decreased from its initial price, indicating a loss in value over the measured period.
Does a high positive stock change percentage always mean a good investment?
While a high positive change indicates growth, stock performance can be influenced by a range of factors such as market conditions and economic indicators. It’s generally wise to analyze additional metrics—like trading volume, market outlook, and company fundamentals—before making any investment decisions.