8.5Risk of Ruin
- ·How excessive risk destroys an edge
- ·The loss limits worth defining
- ·Why streaks must be planned for
Repeated excessive risk can destroy an account even when the underlying strategy has an edge.
- ·risk per trade
- ·maximum daily loss
- ·maximum weekly loss
- ·losing streaks
- ·recovery mathematics
An edge cannot help an account that no longer exists.
Risking 20% per trade means four consecutive losses removes most of the account, regardless of long-term expectancy.
Examples use historical or illustrative data only. They are not live market signals.
Define your risk per trade, daily loss limit and weekly loss limit in writing.
A positive edge protects against ruin at any position size.
Which is a defined risk control?
- 01Excessive risk overrides edge.
- 02Define per-trade, daily and weekly limits.
- 03Plan for streaks before they occur.
Educational content only. Nothing here is financial advice or a recommendation to trade. Trading involves risk of loss, results vary between individuals, and past performance does not indicate future results. Only capital you can afford to lose should be exposed to market risk.