Percentage Increase Formula:
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Percentage increase measures how much a stock's price has grown relative to its original price. It's a key metric for investors to evaluate performance over time.
The calculator uses the percentage increase formula:
Where:
Explanation: The formula calculates the relative change between two prices, expressed as a percentage of the original price.
Details: Percentage increase helps investors compare performance across different stocks regardless of their absolute price differences, assess growth trends, and make informed investment decisions.
Tips: Enter both prices in the same currency. The old price should be the earlier price point you're comparing against.
Q1: What's considered a good percentage increase?
A: This depends on the time frame and market conditions. Generally, anything above market average (typically 7-10% annually) is considered good.
Q2: How does this differ from percentage points?
A: Percentage increase is relative to the original value, while percentage points are absolute differences between percentages.
Q3: Can the result be negative?
A: Yes, if the new price is lower than the old price, you'll get a negative percentage (indicating a decrease).
Q4: Should I use closing prices or intraday prices?
A: For most analyses, use closing prices as they're more stable and represent the market's final valuation each day.
Q5: How does this account for stock splits?
A: It doesn't automatically adjust. For accurate long-term comparisons across splits, use adjusted historical prices.