When holding the iShares $ Treasury Bond 20+yr UCITS USD (Dist) (IBTL.L) ETF, how long should you stay invested to have high probability to achieve a positive return?
Over the selected period (~155 years), the longest duration with a negative return was 126 months (from February 2015 to July 2025). This negative serie is not closed yet.
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.
iShares $ Treasury Bond 20+yr UCITS USD (Dist) (IBTL.L) ETF: Historical 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 Jul 31, 2025, the annualized return of the previous 10 years has been 0.90%.
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 |
---|---|---|---|
-29.20%
Jan 2009 - Dec 2009 |
+4.13% |
+81.73%
Jan 2008 - Dec 2008 |
23.81%
439 out of 1844 |
-38.22%
Mar 1979 - Feb 1980 |
+2.44% |
+76.35%
Jan 2008 - Dec 2008 |
37.80%
697 out of 1844 |
-18.02%
Dec 2021 - Nov 2023 |
+4.21% |
+51.98%
May 1981 - Apr 1983 |
14.41%
264 out of 1832 |
-26.62%
Mar 1978 - Feb 1980 |
+2.49% |
+42.48%
May 1981 - Apr 1983 |
31.44%
576 out of 1832 |
-15.55%
Nov 2020 - Oct 2023 |
+4.43% |
+43.01%
Feb 1982 - Jan 1985 |
9.34%
170 out of 1820 |
-23.38%
Mar 1977 - Feb 1980 |
+2.49% |
+36.17%
Feb 1982 - Jan 1985 |
30.82%
561 out of 1820 |
-12.83%
May 2020 - Apr 2024 |
+4.62% |
+39.22%
Feb 1981 - Jan 1985 |
5.59%
101 out of 1808 |
-21.94%
Nov 1976 - Oct 1980 |
+2.60% |
+30.44%
Feb 1981 - Jan 1985 |
29.76%
538 out of 1808 |
-11.14%
Jun 2020 - May 2025 |
+4.76% |
+34.95%
Apr 1981 - Mar 1986 |
4.29%
77 out of 1796 |
-15.60%
Nov 1976 - Oct 1981 |
+2.73% |
+27.21%
Apr 1981 - Mar 1986 |
30.12%
541 out of 1796 |
-5.51%
Aug 2019 - Jul 2025 |
+4.86% |
+31.96%
Nov 1980 - Oct 1986 |
2.97%
53 out of 1784 |
-12.46%
Mar 1974 - Feb 1980 |
+2.74% |
+24.34%
Nov 1980 - Oct 1986 |
28.64%
511 out of 1784 |
-4.06%
Nov 2016 - Oct 2023 |
+5.15% |
+26.37%
Mar 1980 - Feb 1987 |
2.65%
47 out of 1772 |
-11.92%
Dec 1973 - Nov 1980 |
+3.03% |
+18.25%
Mar 1980 - Feb 1987 |
27.77%
492 out of 1772 |
-2.67%
Nov 2016 - Oct 2024 |
+5.19% |
+21.67%
Sep 1981 - Aug 1989 |
1.99%
35 out of 1760 |
-11.54%
Nov 1972 - Oct 1980 |
+2.85% |
+15.91%
Sep 1981 - Aug 1989 |
27.10%
477 out of 1760 |
-2.67%
Aug 2016 - Jul 2025 |
+5.26% |
+22.15%
Nov 1980 - Oct 1989 |
1.32%
23 out of 1748 |
-10.02%
Nov 1971 - Oct 1980 |
+2.96% |
+15.58%
Nov 1980 - Oct 1989 |
26.72%
467 out of 1748 |
-0.75%
Feb 1950 - Jan 1960 |
+5.18% |
+18.78%
May 1981 - Apr 1991 |
0.46%
8 out of 1736 |
-9.08%
Apr 1971 - Mar 1981 |
+2.95% |
+12.47%
May 1981 - Apr 1991 |
27.88%
484 out of 1736 |
+0.49%
Sep 1950 - Aug 1961 |
+5.10% |
+18.99%
Mar 1982 - Feb 1993 |
0.00%
0 out of 1724 |
-8.42%
Nov 1969 - Oct 1980 |
+3.00% |
+13.31%
Mar 1982 - Feb 1993 |
27.96%
482 out of 1724 |
+0.45%
Feb 1950 - Jan 1962 |
+5.14% |
+19.88%
Mar 1981 - Feb 1993 |
0.00%
0 out of 1712 |
-8.53%
Nov 1968 - Oct 1980 |
+3.00% |
+13.63%
Mar 1981 - Feb 1993 |
30.14%
516 out of 1712 |
+0.65%
Jun 2012 - May 2025 |
+4.99% |
+19.72%
Nov 1980 - Oct 1993 |
0.00%
0 out of 1700 |
-7.99%
Feb 1968 - Jan 1981 |
+2.79% |
+13.49%
Nov 1980 - Oct 1993 |
29.06%
494 out of 1700 |
+0.91%
Apr 1950 - Mar 1964 |
+4.93% |
+17.87%
Mar 1980 - Feb 1994 |
0.00%
0 out of 1688 |
-7.11%
May 1967 - Apr 1981 |
+2.61% |
+11.91%
Feb 1982 - Jan 1996 |
27.67%
467 out of 1688 |
+0.98%
Mar 1951 - Feb 1966 |
+5.05% |
+17.62%
Feb 1981 - Jan 1996 |
0.00%
0 out of 1676 |
-6.67%
Nov 1965 - Oct 1980 |
+2.69% |
+12.09%
Feb 1981 - Jan 1996 |
28.28%
474 out of 1676 |
+0.86%
Sep 1950 - Aug 1966 |
+5.15% |
+16.39%
Mar 1980 - Feb 1996 |
0.00%
0 out of 1664 |
-6.45%
Nov 1964 - Oct 1980 |
+2.83% |
+10.73%
Nov 1980 - Oct 1996 |
27.58%
459 out of 1664 |
+1.28%
Mar 1950 - Feb 1967 |
+5.19% |
+15.80%
Feb 1981 - Jan 1998 |
0.00%
0 out of 1652 |
-6.09%
Nov 1963 - Oct 1980 |
+2.79% |
+10.75%
Feb 1981 - Jan 1998 |
26.94%
445 out of 1652 |
+1.36%
Jun 1952 - May 1970 |
+5.22% |
+15.65%
Nov 1980 - Oct 1998 |
0.00%
0 out of 1640 |
-5.81%
Nov 1962 - Oct 1980 |
+2.68% |
+10.68%
Feb 1981 - Jan 1999 |
26.71%
438 out of 1640 |
+1.13%
Jan 1951 - Dec 1969 |
+5.23% |
+14.88%
Mar 1980 - Feb 1999 |
0.00%
0 out of 1628 |
-5.46%
Nov 1961 - Oct 1980 |
+2.64% |
+10.43%
Sep 1981 - Aug 2000 |
25.61%
417 out of 1628 |
+1.09%
Jun 1950 - May 1970 |
+5.16% |
+15.11%
Dec 1980 - Nov 2000 |
0.00%
0 out of 1616 |
-5.29%
Nov 1960 - Oct 1980 |
+2.67% |
+10.67%
May 1981 - Apr 2001 |
26.05%
421 out of 1616 |
+2.28%
Apr 1950 - Mar 1975 |
+5.01% |
+12.78%
Jan 1981 - Dec 2005 |
0.00%
0 out of 1556 |
-4.65%
Nov 1955 - Oct 1980 |
+2.57% |
+8.88%
Jan 1981 - Dec 2005 |
23.71%
369 out of 1556 |
+2.22%
Mar 1950 - Feb 1980 |
+5.12% |
+12.28%
Oct 1981 - Sep 2011 |
0.00%
0 out of 1496 |
-4.66%
Nov 1950 - Oct 1980 |
+2.28% |
+8.71%
Oct 1981 - Sep 2011 |
19.52%
292 out of 1496 |
iShares $ Treasury Bond 20+yr UCITS USD (Dist) (IBTL.L) ETF: Historical Returns