When holding the Andrew Tobias Portfolio, how long should you stay invested to have high probability to achieve a positive return?
Over the selected period (~56 years), the longest duration with a negative return was 111 months (from December 1999 to February 2009).
This indicates that, within the same timeframe, any rolling period of 112 months or more has consistently resulted in a positive return.
Understanding this metric is crucial as it highlights the importance of a safe investment horizon. Knowing the minimum duration required to likely see positive returns helps investors set realistic expectations and reinforces the strategy of staying invested through market cycles. This approach can mitigate the emotional reactions to short-term market fluctuations and enhance the likelihood of achieving financial goals.
Andrew Tobias Portfolio: ETF allocation and returns
Previous vs subsequent Returns
Is there a correlation between past and future returns over all 10-year rolling periods?
The following chart illustrates the relationship between past returns (x-axis) and subsequent returns (y-axis).
Data points are aggregated to show occurrences, and you can zoom in by clicking or drawing over the desired area.
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As of Jan 31, 2026, the annualized return of the previous 10 years has been 8.93%.
Rolling Returns
A rolling return is a measure of investment performance that calculates the return of an investment over a set period of time, with the starting date rolling forward. This approach can provide a more accurate representation of the investment's historical performance and helps investors to evaluate the investment's consistency over time.
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Rolling Period Analysis
By selecting the 'Rolling Period', the chart and data will update. To study a different date range, change the simulation settings.
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| Worst | Median | Best | Negative Periods |
|---|---|---|---|
|
-30.85%
Mar 2008 - Feb 2009 |
+10.51% |
+45.65%
Sep 1985 - Aug 1986 |
18.28%
121 out of 662 |
|
-34.05%
Oct 1973 - Sep 1974 |
+6.15% |
+43.40%
Sep 1985 - Aug 1986 |
28.70%
190 out of 662 |
|
-16.21%
Mar 2007 - Feb 2009 |
+9.94% |
+37.12%
May 1985 - Apr 1987 |
11.38%
74 out of 650 |
|
-20.51%
Oct 1972 - Sep 1974 |
+5.16% |
+33.61%
May 1985 - Apr 1987 |
21.08%
137 out of 650 |
|
-9.38%
Apr 2000 - Mar 2003 |
+8.71% |
+33.38%
Aug 1984 - Jul 1987 |
8.31%
53 out of 638 |
|
-11.55%
Apr 2000 - Mar 2003 |
+4.49% |
+29.48%
Aug 1984 - Jul 1987 |
20.69%
132 out of 638 |
|
-3.45%
Mar 2005 - Feb 2009 |
+8.23% |
+27.06%
Aug 1982 - Jul 1986 |
3.83%
24 out of 626 |
|
-5.95%
Dec 1972 - Nov 1976 |
+4.16% |
+23.42%
Aug 1982 - Jul 1986 |
19.17%
120 out of 626 |
|
-1.21%
Mar 2004 - Feb 2009 |
+8.36% |
+27.34%
Aug 1982 - Jul 1987 |
0.65%
4 out of 614 |
|
-4.75%
Feb 1973 - Jan 1978 |
+4.12% |
+23.46%
Aug 1982 - Jul 1987 |
14.66%
90 out of 614 |
|
+2.17%
Jun 2006 - May 2012 |
+7.95% |
+22.76%
Oct 1981 - Sep 1987 |
0.00%
0 out of 602 |
|
-2.91%
Dec 1972 - Nov 1978 |
+4.15% |
+18.73%
Aug 1982 - Jul 1988 |
6.81%
41 out of 602 |
|
+1.55%
Mar 2002 - Feb 2009 |
+7.53% |
+22.09%
Aug 1982 - Jul 1989 |
0.00%
0 out of 590 |
|
-2.93%
Apr 1973 - Mar 1980 |
+4.22% |
+17.90%
Aug 1982 - Jul 1989 |
5.42%
32 out of 590 |
|
+0.48%
Mar 2001 - Feb 2009 |
+7.74% |
+19.38%
Aug 1982 - Jul 1990 |
0.00%
0 out of 578 |
|
-2.26%
Apr 1972 - Mar 1980 |
+4.25% |
+15.11%
Aug 1982 - Jul 1990 |
5.71%
33 out of 578 |
|
-0.43%
Mar 2000 - Feb 2009 |
+8.03% |
+18.75%
Apr 1978 - Mar 1987 |
0.35%
2 out of 566 |
|
-2.88%
Mar 2000 - Feb 2009 |
+4.54% |
+13.33%
Aug 1982 - Jul 1991 |
6.18%
35 out of 566 |
|
+1.44%
Mar 1999 - Feb 2009 |
+7.84% |
+18.23%
Sep 1977 - Aug 1987 |
0.00%
0 out of 554 |
|
-2.09%
Aug 1972 - Jul 1982 |
+4.78% |
+12.02%
Aug 1982 - Jul 1992 |
4.33%
24 out of 554 |
|
+2.02%
Mar 1998 - Feb 2009 |
+7.99% |
+17.16%
Sep 1976 - Aug 1987 |
0.00%
0 out of 542 |
|
-0.64%
Jul 1971 - Jun 1982 |
+4.91% |
+12.14%
Aug 1982 - Jul 1993 |
1.85%
10 out of 542 |
|
+2.69%
Jan 2000 - Dec 2011 |
+8.05% |
+16.92%
Oct 1975 - Sep 1987 |
0.00%
0 out of 530 |
|
+0.18%
Jan 2000 - Dec 2011 |
+4.73% |
+11.36%
Aug 1982 - Jul 1994 |
0.00%
0 out of 530 |
|
+3.37%
Jan 2000 - Dec 2012 |
+8.03% |
+17.76%
Oct 1974 - Sep 1987 |
0.00%
0 out of 518 |
|
+0.89%
Jan 2000 - Dec 2012 |
+4.81% |
+11.06%
Aug 1982 - Jul 1995 |
0.00%
0 out of 518 |
|
+4.15%
Jun 1998 - May 2012 |
+7.90% |
+16.25%
Oct 1974 - Sep 1988 |
0.00%
0 out of 506 |
|
+1.65%
Jun 1998 - May 2012 |
+4.60% |
+10.76%
Jul 1982 - Jun 1996 |
0.00%
0 out of 506 |
|
+3.77%
Oct 2007 - Sep 2022 |
+7.75% |
+16.53%
Oct 1974 - Sep 1989 |
0.00%
0 out of 494 |
|
+1.37%
Oct 2007 - Sep 2022 |
+4.69% |
+11.19%
Aug 1982 - Jul 1997 |
0.00%
0 out of 494 |
|
+3.76%
Mar 2000 - Feb 2016 |
+7.79% |
+14.66%
Aug 1974 - Jul 1990 |
0.00%
0 out of 482 |
|
+1.62%
Mar 2000 - Feb 2016 |
+4.83% |
+10.91%
Aug 1982 - Jul 1998 |
0.00%
0 out of 482 |
|
+4.02%
Jan 2000 - Dec 2016 |
+7.86% |
+14.96%
Oct 1974 - Sep 1991 |
0.00%
0 out of 470 |
|
+1.82%
Jan 2000 - Dec 2016 |
+4.80% |
+10.86%
Aug 1982 - Jul 1999 |
0.00%
0 out of 470 |
|
+4.50%
Apr 2000 - Mar 2018 |
+8.00% |
+14.31%
Apr 1982 - Mar 2000 |
0.00%
0 out of 458 |
|
+2.32%
Apr 2000 - Mar 2018 |
+4.86% |
+10.67%
Jul 1982 - Jun 2000 |
0.00%
0 out of 458 |
|
+4.05%
Jan 2000 - Dec 2018 |
+7.90% |
+14.45%
Oct 1974 - Sep 1993 |
0.00%
0 out of 446 |
|
+1.86%
Jan 2000 - Dec 2018 |
+4.85% |
+9.68%
Oct 1981 - Sep 2000 |
0.00%
0 out of 446 |
|
+3.88%
Apr 2000 - Mar 2020 |
+8.00% |
+13.96%
Apr 1980 - Mar 2000 |
0.00%
0 out of 434 |
|
+1.76%
Apr 2000 - Mar 2020 |
+4.63% |
+9.72%
Apr 1980 - Mar 2000 |
0.00%
0 out of 434 |
|
+5.13%
Oct 1997 - Sep 2022 |
+8.46% |
+13.72%
Jan 1975 - Dec 1999 |
0.00%
0 out of 374 |
|
+2.52%
Jan 2000 - Dec 2024 |
+5.25% |
+8.48%
Jan 1975 - Dec 1999 |
0.00%
0 out of 374 |
|
+6.11%
Nov 1993 - Oct 2023 |
+9.18% |
+12.27%
Jul 1970 - Jun 2000 |
0.00%
0 out of 314 |
|
+3.49%
Nov 1993 - Oct 2023 |
+5.47% |
+6.96%
Nov 1977 - Oct 2007 |
0.00%
0 out of 314 |
Andrew Tobias Portfolio: ETF allocation and returns

