Trailing Stop
Category
Risiko- & Money-Management
Sub-category
Stop-Loss-Methodik
Curated by
Last reviewed
A trailing stop is a stop-loss order that automatically follows price at a set distance – upward in a long trade, never backward. It protects accumulated profits without hard-capping the upside. The trade-off: in sideways phases it gets triggered more often than a static stop.
Context & Mechanics
How it works
A trailing stop is a stop-loss that moves automatically with price – upward in a long trade, downward in a short trade, never against the trade direction. The distance is defined when placing the order: as a fixed amount, a percentage or volatility-based. When price makes a new high in a long trade, the stop follows at the chosen distance; when price falls, the stop stays put. Once hit, it becomes a market order.
Choosing the distance
The distance defines the character: tightly trailed stops protect quickly but get triggered by normal market noise; wide stops give the move room but hand back more open profit. Volatility-based variants such as the ATR stop tie the distance to current volatility and adapt to market phases – tighter in quiet periods, wider in volatile ones.
Trailing stop vs. take-profit vs. break-even
A take-profit caps the gain at a fixed target; the trailing stop lets profits run in principle and ends the trade only on the pullback. The break-even stop is the simplest precursor: moved once to entry, then static. Trend-following strategies often combine partial exits at a target with a trailing stop for the remaining position.
Prop trading angle
The principle also exists at account level: the trailing drawdown used by many prop firms trails the account high and moves the maximum loss line up with it – the same mechanic applied to total equity instead of a single trade. Understanding both levels helps avoid the classic mistake of giving back all open profits.
Execution Example
A trader buys a stock at €100 with an initial stop at €96 and trails a stop at a €4 distance. The stock rises to €112 and then pulls back.
- Price €104 → stop moves to €100 (entry): from here the trade carries no price-based loss risk.
- Price €112 (high) → stop sits at €108.
- Pullback: the position is sold at €108 → +€8 per share realized instead of +€12 unrealized at the high.
- Comparison: a static stop at €96 would have survived the whole pullback – but also a drop to €97 without taking any profit; a fixed take-profit at €106 would have exited earlier and missed the rest of the move.
Execution Risk & Errors
Choosing a distance so tight that normal market noise triggers the stop
Setting the trailing distance without reference to volatility (e.g. ATR)
Manually moving the stop back down and defeating its purpose
Using trailing stops in ranging markets where they systematically exit too early
Not checking whether the broker runs the stop server-side or only in the platform
Frequently Asked
What is the difference between a stop-loss and a trailing stop?
A classic stop-loss stays at a fixed level; a trailing stop follows price at a defined distance – only in the trade's direction. Both become market orders by default when triggered.
What trailing distance is common?
It depends on timeframe and volatility. Tying the distance to the average true range is widespread, often in the region of one to three ATR – tighter in quiet markets, wider in volatile ones. No universally correct value exists.
Is a trailing stop always filled at the stop price?
No. When triggered it becomes a market order filled at the next available price. In fast markets or across gaps the actual exit can be worse – that is slippage.
How are trailing stop and trailing drawdown related?
Same mechanic on different levels: the trailing stop follows the price of one trade, while the trailing drawdown used by many prop firms follows the account high and raises the maximum loss line with it.