Direct answer
In forex, the stop out level is a margin level threshold set by a broker. When an account’s margin level falls to (or below) that threshold, the broker can close open positions automatically to reduce risk. This is part of stop-out or forced liquidation mechanics used to prevent the account from running into a deficit.
Explanation of the mechanics
A few terms explain how stop out level works:
- Margin level: a ratio that compares equity (account value including unrealized profit/loss) to used margin (the margin required to keep open trades). A lower margin level means less buffer to absorb losses.
- Free margin: equity minus used margin. If losses grow, free margin decreases.
As positions move against you, equity can drop while used margin stays in place, so the margin level can fall. When it reaches the broker’s stop out level, the broker may begin closing positions (often starting with the largest loss positions) until the margin level rises again.
Two key assumptions matter:
- The broker calculates margin level using its own platform formula and rounding rules.
- The broker’s exact stop-out procedure (how many positions, in what order, and how often) can differ by provider.
Example checks (conceptual, not platform-specific)
Imagine an account with open positions that are currently losing money. As losses increase:
- Equity decreases.
- Margin level decreases because used margin stays constant.
- If the margin level declines enough to hit the broker’s stop out level, automated closures can occur.
A practical check you can do independently is to look up your platform’s margin requirements and stop-out rules (often described under margin, leverage, or account protection). Because stop out level is provider-specific, the same margin level condition can lead to different closure behavior across platforms.
Limitations and risks
- Provider rules vary: stop out level thresholds and liquidation steps are not universal.
- It is not a precise guarantee of the exact price where a trade will close. Execution depends on liquidity, spreads, and platform behavior during stress.
- Outcomes are uncertain: forced closures can happen quickly, and the final account result depends on market conditions at the time closures occur.
- No future inference: reaching a low margin level does not allow anyone to predict the exact sequence or final balance with certainty.
If you want the most accurate understanding for your situation, use only the definitions and thresholds shown in your own broker’s platform documentation.