S&P 500 Cumulative Return: Exponential Trend and Sine-Adjusted Trend
Data
Add manual 2025 return
Manual 2025 return
Recent total return
Fund ticker for total return
Years of recent total-return history
Projection
Extend fit lines through year
Rolling periods
Rolling average periods
5
10
15
20
25
30
35
Sine fit settings
Minimum fitted sine period
Maximum fitted sine period
View
Show only prior calendar year + current YTD
Show points on cumulative return plot
Cumulative Trends
Expected Returns
Rolling Fit Checks
Model Parameters
Data
Fitted sine parameters by rolling period
Summary