Stock Price Percent Change Calculator
The calculator computes the percent change in prices between two dates for any stock, exchange-traded fund (ETF) or mutual fund supported by Alpha Vantage. Indexes are not supported. All prices are adjusted for splits and dividends.
| Percent Price Change Summary Stats | |
|---|---|
| Lowest Percent Change (Worst Period) | -41.05% (on 2018-10-31) |
| Highest Percent Change (Best Period) | 74.26% (on 2026-04-30) |
| Average Percent Change (Mean) | 5.36% |
| One Standard Deviation (σ) | ±17.90% |
| Number of Percent Changes | 120 Intervals |
| Positive Gains Intervals (Changes > 0%) | 63 (52.50%) |
| Flat / Negative Return Intervals (Changes ≤ 0%) | 57 (47.50%) |