What are stop loss and take profit?

Stop loss and take profit are the two exit levels most traders set before they enter a position. A stop loss closes the trade if price moves against you to a level where your idea is wrong. A take profit (also called a profit target) closes the trade when price reaches the reward you planned. Together they define the full range of a trade before it starts.

Setting both levels in advance turns an open-ended position into a defined plan: you know the maximum loss you intend to accept, the gain you aim to capture, and the ratio between them.

Stop loss meaning vs take profit meaning

IdeaStop lossTake profit
Where it sits (long)Below entryAbove entry
Where it sits (short)Above entryBelow entry
Main jobCap the loss when the trade idea failsLock in the planned gain
Typical order typeStop order (becomes market when triggered) or stop-limitLimit order at the target price
Fill riskCan slip past the stop in gaps or fast marketsMay not fill if price only touches the level briefly

A stock stop loss order is protective; a take profit order is opportunistic. Neither predicts where price will go—they only decide what you do when it gets there.

How to set stop loss and take profit levels

  1. Start with invalidation. Place the stop loss where your setup is clearly wrong—below support, beyond a recent swing, or a multiple of ATR (average true range)—not at a random round number.
  2. Size the position from the stop. Decide how much of the account you will risk (for example 1%), then divide that amount by the distance from entry to stop to get share or contract size. This is what a stop loss calculator does.
  3. Set the take profit from structure and reward. Use a resistance level, a measured move, or a multiple of your risk (an "R multiple") to place the target.
  4. Check the risk reward ratio. If the target is not meaningfully farther than the stop, the trade may not be worth taking.
  5. Link the two exits. When one exit fills, the other should be canceled. Brokers call this a bracket order or OCO (one-cancels-other).

Risk reward ratio for stop loss and take profit

The risk reward ratio compares the distance to the take profit with the distance to the stop loss. A 2:1 ratio means the target is twice as far as the stop. The ratio sets the win rate you need to break even before costs:

Reward : riskBreak-even win rate (before costs)
1 : 150%
2 : 1about 33%
3 : 125%

A higher ratio is not automatically better: distant targets fill less often. Backtesting tells you whether a given pairing actually fits a strategy.

Worked fictional example

These numbers are illustrative only. They are not a quote, signal, or forecast:

FieldExample value
Account$20,000 (fictional), risking 1% = $200 per trade
EntryLong XYZ at $40.00 (fictional symbol)
Stop loss$38.00 (below recent support) → $2.00 risk per share
Position size$200 ÷ $2.00 = 100 shares
Take profit$44.00 → $4.00 reward per share (2:1)
OutcomesStop fills: about −$200 plus any slippage. Target fills: about +$400.

Common stop loss and take profit mistakes

  • Stops inside normal noise. A stop tighter than typical bar-to-bar movement gets hit by randomness, not by a failed setup.
  • Moving the stop farther away. Widening a stop after entry raises the loss you agreed to accept.
  • Unlinked exits. If the stop and target are not one-cancels-other, a filled target can leave a live stop that opens an unwanted position.
  • Targets with no basis. A take profit should come from structure or a planned R multiple, not hope.
  • Assuming exact fills. Stops can slip in gaps; limit targets can be skipped. Plan for both.

If you want the stop to follow price instead of staying fixed, see how to set a trailing stop loss.

Checklist before you enter

  • Stop loss placed at invalidation, not at an arbitrary percentage.
  • Position sized from the stop distance and your per-trade risk.
  • Take profit placed from structure or an R multiple.
  • Risk reward ratio checked against the win rate the strategy can realistically reach.
  • Exits linked so one cancels the other.
  • Pairing tested in a backtest or practice account before real capital.

How Investfly fits

On Investfly, a strategy's Exit Plan can hold both exits at once: an Initial Stop (Fixed or Trailing) and a Take Profit target ladder that can close all of a position at one target or parts of it at several. Targets can be expressed as percent gain, price, P&L, ticks, points, pips, or an R multiple, and the Target + Stop recipe sets up the classic pairing in one step. You can backtest the strategy to see how a given stop and target pairing would have behaved, then rehearse it in a virtual portfolio before connecting a broker. Broker-native protective order support varies by broker and asset, and simulated results are not the same as live fills. To build the rules, start with how to create a trading strategy or the no-code trading bot overview.

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