When holding the Global X FTSE Greece 20 ETF (GREK) ETF, how long should you stay invested to have high probability to achieve a positive return?
Over the selected period (~14 years), the longest duration with a negative return was 157 months (from February 2012 to February 2025).
This indicates that, within the same timeframe, any rolling period of 158 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.
Global X FTSE Greece 20 ETF (GREK) ETF: Historical Returns
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 |
|---|---|---|---|
|
-56.52%
Sep 2014 - Aug 2015 |
+11.33% |
+84.77%
Feb 2025 - Jan 2026 |
37.50%
60 out of 160 |
|
-56.63%
Sep 2014 - Aug 2015 |
+7.98% |
+80.53%
Feb 2025 - Jan 2026 |
40.63%
65 out of 160 |
|
-47.94%
Mar 2014 - Feb 2016 |
+5.36% |
+53.40%
Jun 2012 - May 2014 |
34.46%
51 out of 148 |
|
-48.14%
Mar 2014 - Feb 2016 |
+2.50% |
+50.72%
Jun 2012 - May 2014 |
42.57%
63 out of 148 |
|
-31.05%
Nov 2013 - Oct 2016 |
+0.24% |
+49.01%
Oct 2022 - Sep 2025 |
48.53%
66 out of 136 |
|
-31.83%
Nov 2013 - Oct 2016 |
-1.78% |
+44.57%
Oct 2022 - Sep 2025 |
53.68%
73 out of 136 |
|
-21.57%
Feb 2012 - Jan 2016 |
+0.54% |
+30.61%
Mar 2022 - Feb 2026 |
46.77%
58 out of 124 |
|
-22.39%
Feb 2012 - Jan 2016 |
-1.81% |
+26.10%
Mar 2022 - Feb 2026 |
57.26%
71 out of 124 |
|
-19.66%
Jan 2014 - Dec 2018 |
+1.34% |
+31.71%
Nov 2020 - Oct 2025 |
48.21%
54 out of 112 |
|
-20.84%
Jan 2014 - Dec 2018 |
-1.85% |
+26.02%
Nov 2020 - Oct 2025 |
54.46%
61 out of 112 |
|
-20.16%
Apr 2014 - Mar 2020 |
+3.03% |
+27.78%
Apr 2020 - Mar 2026 |
41.00%
41 out of 100 |
|
-21.34%
Apr 2014 - Mar 2020 |
-0.22% |
+22.81%
Apr 2020 - Mar 2026 |
51.00%
51 out of 100 |
|
-16.08%
Nov 2013 - Oct 2020 |
-0.32% |
+21.87%
Feb 2019 - Jan 2026 |
51.14%
45 out of 88 |
|
-17.36%
Nov 2013 - Oct 2020 |
-3.28% |
+17.47%
Feb 2019 - Jan 2026 |
54.55%
48 out of 88 |
|
-10.61%
Apr 2012 - Mar 2020 |
-0.37% |
+14.30%
Dec 2017 - Nov 2025 |
51.32%
39 out of 76 |
|
-12.93%
Jul 2014 - Jun 2022 |
-3.41% |
+10.45%
Dec 2017 - Nov 2025 |
56.58%
43 out of 76 |
|
-9.40%
Nov 2013 - Oct 2022 |
-1.43% |
+16.80%
Feb 2017 - Jan 2026 |
54.69%
35 out of 64 |
|
-11.81%
Nov 2013 - Oct 2022 |
-4.08% |
+13.05%
Feb 2017 - Jan 2026 |
60.94%
39 out of 64 |
|
-5.52%
Oct 2012 - Sep 2022 |
-2.37% |
+16.59%
Mar 2016 - Feb 2026 |
65.38%
34 out of 52 |
|
-7.87%
Nov 2013 - Oct 2023 |
-5.05% |
+12.89%
Mar 2016 - Feb 2026 |
71.15%
37 out of 52 |
|
-4.26%
Feb 2012 - Jan 2023 |
-0.63% |
+10.56%
Feb 2015 - Jan 2026 |
52.50%
21 out of 40 |
|
-6.63%
Feb 2012 - Jan 2023 |
-3.31% |
+7.29%
Feb 2015 - Jan 2026 |
77.50%
31 out of 40 |
|
-1.70%
Feb 2012 - Jan 2024 |
+1.50% |
+4.54%
Jun 2012 - May 2024 |
21.43%
6 out of 28 |
|
-4.18%
Feb 2012 - Jan 2024 |
-1.14% |
+1.83%
Jun 2012 - May 2024 |
71.43%
20 out of 28 |
|
-0.77%
Feb 2012 - Jan 2025 |
+3.91% |
+6.90%
Jun 2012 - May 2025 |
6.25%
1 out of 16 |
|
-3.31%
Feb 2012 - Jan 2025 |
+1.22% |
+4.16%
Jun 2012 - May 2025 |
25.00%
4 out of 16 |
|
+3.74%
Feb 2012 - Jan 2026 |
+4.18% |
+5.25%
Jan 2012 - Dec 2025 |
0.00%
0 out of 4 |
|
+1.10%
Feb 2012 - Jan 2026 |
+1.55% |
+2.56%
Jan 2012 - Dec 2025 |
0.00%
0 out of 4 |
Global X FTSE Greece 20 ETF (GREK) ETF: Historical Returns

