Largest Fluctuations in Market History

This analysis determines the largest fluctuations (gains and losses) in market index performance during a specified period of time. The period of time can be day, week, month, quarter, year, or decade. The analysis will be performed for as many time periods that fall within the selected start and end dates. This analysis can be used to identify the best and worst market index performance during a specified period of time.

1. Select a market index.
2. Select the fluctuation: Gain, Loss, or Gain and Loss.
3. Select the change metric: Close to Close, Open to Close, or Low to High. Close to Close returns the percentage change when the close value for the defined time period (day, week, month, quarter, year, or decade) is compared to the close value for the preceding time period. Open to Close returns the percentage change when the open and close values of a given time period are compared. Low to High returns the percentage change when the lowest and highest values in any given time period are compared. Whereas Close to Close and Open to Close percentage changes may be positive, zero, or negative, by definition, Low to high percentage changes are always equal to zero or greater.
4. Select the time window: Day, Week, Month, Quarter, Year, or Decade.
5. Set the analysis start date.
6. Set the analysis end date.
7. Run the analysis. The chart will show gains, losses, or both based on the selected parameters.