Black Swan Stress Test
See how severe drawdowns would hit your invested capital.
Estimated Loss
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Remaining Value
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Frequently Asked Questions
Why stress test?
It reveals whether a worst-case loss would force you to sell at the bottom or miss a goal.
Are these scenarios realistic?
They are based on real historical drawdowns (2008 ≈ −37% for global equities, COVID 2020 ≈ −34% peak-to-trough).
How do I prepare?
Hold an emergency cash buffer, diversify, and avoid leverage so you never become a forced seller.
Worked Examples
$100k, 2008 scenario
Loses ≈ $37k, leaving ≈ $63k.
$100k, custom 50%
Loses ≈ $50k — test your sleep-at-night threshold.
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⚠️ Disclaimer
Educational tool only. Outputs are illustrative estimates, not financial advice. Investing involves risk including loss of capital.