CRT Education · · 8 min read
Risk Management for Forex and Prop Firm Traders: The Complete Guide
Risk management that keeps you in the game: the 1% rule, position sizing with worked examples, risk-to-reward, stop placement, loss limits, correlation, and prop firm drawdown rules.
Risk management decides whether you're still trading next year. Risk a small, fixed percentage per trade (0.5% to 1% for most people), calculate your position size from your stop, take only trades where the reward is clearly bigger than the risk, and stop for the day when you hit a set loss limit. Every strategy has losing streaks. Risk management is what makes sure a losing streak is an annoying week instead of a blown account.
This guide covers each part with worked numbers, then the stricter version for prop firm accounts, where breaking a drawdown rule ends the account no matter how good your trading is.
Why risk matters more than entries
Most traders spend 95% of their time on entries. But entries only decide which trades you take. Risk decides what those trades do to your account.
Here's the arithmetic that makes risk-to-reward so important. Imagine ten trades, each risking $100, with a 1:3 risk-to-reward:
| Result | Trades | P&L |
|---|---|---|
| Losses | 6 × −$100 | −$600 |
| Wins | 4 × +$300 | +$1,200 |
| Net | +$600 |
You lost six out of ten and still came out ahead. Now flip it: a strategy that wins 70% of the time but makes $50 on winners and loses $150 on losers loses money. Win rate alone tells you nothing. Win rate and risk-to-reward together tell you everything. This is an illustration of the math, not a prediction: your own numbers come from your own journal.
The 1% rule
Never risk more than 1% of your account on a single trade. On a funded or challenge account, 0.5% is often wiser.
| Account | 1% risk | 0.5% risk |
|---|---|---|
| $10,000 | $100 | $50 |
| $50,000 | $500 | $250 |
| $100,000 | $1,000 | $500 |
It feels small. That's the point. Look at what a losing streak of ten trades does at different risk levels:
- 1% per trade: you're down about 9.6%. Uncomfortable, fully recoverable.
- 5% per trade: you're down about 40%. You now need a 67% gain just to get back to even.
- 10% per trade: you're down about 65%. You need almost 190% to recover.
Ten losses in a row sounds rare, but over a few hundred trades, it happens to almost every strategy. The 1% rule means you survive it with your account and your confidence intact.
Position sizing: the stop decides the size
The most common mistake is choosing a lot size first and then figuring out where the stop goes. It's the other way around. Your analysis decides the stop. Your risk percentage and the stop decide the size.
The formula:
Position size = (Account × Risk %) ÷ (Stop distance × Value per unit)
Forex example
$10,000 account, 1% risk ($100), EUR/USD, 25-pip stop. A standard lot is worth about $10 per pip.
$100 ÷ (25 × $10) = 0.40 lots.
If the stop is 50 pips instead, the size halves to 0.20 lots. The dollar risk stays $100 either way.
Index futures example
$50,000 account, 0.5% risk ($250), trading MNQ (micro Nasdaq, $2 per point), 40-point stop.
$250 ÷ (40 × $2) = 3.1, so 3 contracts (always round down).
On US30 CFDs or YM, the value per point depends on your broker or contract, so check it before you size. Any position size calculator does this for you; what matters is that you use one on every trade.
Risk-to-reward
Risk-to-reward (R:R) compares what you can lose with what you're aiming to make. Risking $100 to make $300 is 1:3, often written as "3R".
My minimum is 1:2 to the first target. In CRT, the plan comes straight from the range:
- Risk: from your entry to the stop beyond the Candle 2 sweep.
- First target: the 50% of Candle 1.
- Second target: the far side of Candle 1.
If the first target isn't at least 2R away, the trade doesn't make sense. That's also why entering late, after price has already moved halfway back into the range, ruins the trade: same stop, much smaller reward. Not every CRT setup offers a big R:R, and that's a valid reason to skip one.
Stop loss placement
A stop isn't a number of pips you're comfortable with. It's the price at which your idea is wrong.
- In CRT, the stop goes beyond the sweep: below the Candle 2 low for a long, above the Candle 2 high for a short, plus a small buffer for spread.
- Never move a stop further away. It breaks your size calculation and turns a planned loss into an unplanned one.
- Moving to breakeven: once the trade reaches about 1R, or after it clearly breaks structure in your favour, you can move the stop to entry. Do it too early and you'll get knocked out of good trades by normal pullbacks.
- Trailing: past 2R, you can trail behind new swing points while the trade runs to the far side of the range.
Writing your invalidation down before you enter is half the battle. The setup invalidation guide covers when to walk away from a setup that stops making sense.
Loss limits: the circuit breakers
Per-trade risk protects you from one bad trade. Loss limits protect you from a bad day turning into a bad month.
| Limit | Suggested rule |
|---|---|
| Daily | Stop at −2% to −3% (or two losses on a challenge) |
| Weekly | Stop at −5%, review the journal, resume Monday |
| Monthly | At −8%, go back to demo or replay for a week or two |
| Consecutive losses | After three in a row, cut size in half and take one more trade at most that day |
The daily limit is the most important. The trades that blow accounts are almost never the first loss of the day. They're the fourth and fifth, taken angry, oversized and outside the plan.
Correlation: the hidden double risk
If you're long EUR/USD, GBP/USD and AUD/USD at the same time, you don't have three trades. You have one trade (short the dollar) at three times the risk. The same goes for long NQ and long ES together.
Simple rules:
- No more than two correlated positions open at once, and treat them as one combined risk.
- If two correlated setups appear, take the cleaner one.
- Check for news on the shared currency or index before you stack exposure.
Risk management for prop firm accounts
Prop firms add hard rules: usually a daily loss limit and a maximum overall drawdown, sometimes trailing. Break either and the account is gone, even if your strategy is working. Your personal rules need to be tighter than the firm's, not equal to them.
The framework I recommend:
- Risk 0.5% per trade (sometimes up to 1% when you're well ahead of the drawdown).
- Set your own daily stop at half of the firm's daily limit. If the firm allows 5%, you stop at 2.5%.
- Never put more than about a quarter of your total drawdown at risk in a single week.
- After two losses in a session, you're done for the session.
- Know whether the drawdown is static or trailing. A trailing drawdown that follows your highest balance means unrealised profits that you give back count against you.
- Take profits steadily. The goal is passing and getting consistent payouts, not one huge trade. Check the firm's consistency rule, if it has one, so a single big day doesn't cause problems.
- Respect news rules. Some firms ban trading around high-impact releases on funded accounts.
The full challenge playbook, from choosing a firm to the day-by-day plan, is in the prop firm challenge guide.
Common risk management mistakes
- Choosing the lot size before the stop.
- Widening the stop when price gets close to it.
- Revenge trading after a loss to "win it back".
- Ignoring correlation and stacking the same bet.
- Increasing size after a winning streak before your results justify it.
- Risking more on "sure things". There's no such thing.
- Trading through news without a plan.
- No written loss limit, so you decide in the moment, which is when you decide worst.
A pre-trade risk checklist
Before every trade, answer these five questions:
- Where exactly is my stop, and why there?
- What's my position size for my fixed risk?
- Is the first target at least 2R away?
- Do I already have a correlated position open?
- Am I within my daily and weekly limits?
If any answer is wrong, there's no trade. Log the answers in your journal; over a few months, that's how you find out which setups actually pay for the others. The trading plan and journal guide shows how to set that up.
The CRT Handbook includes the full risk framework that goes with the CRT model, and the CRT University lessons cover it in order.
FAQ
How much should I risk per trade?
Most traders should risk 0.5% to 1% of their account per trade. On prop firm challenges and funded accounts, 0.5% is a sensible default.
How do I calculate position size?
Divide your dollar risk by your stop distance multiplied by the value per pip or point. For example, $100 ÷ (25 pips × $10) = 0.40 lots on EUR/USD.
What is a good risk-to-reward ratio?
At least 1:2 to your first target. With a 1:2 or better R:R, you can be wrong more often than right and still come out ahead, as long as you follow the rules.
Where should I put my stop loss?
At the price where your trade idea is invalid. In CRT, that's beyond the high or low of the sweep (Candle 2), plus a small buffer for the spread.
What is a daily loss limit?
A maximum loss for the day, set in advance, after which you stop trading. For personal accounts, 2% to 3% is common; on a prop account, set it at half of the firm's limit.
Why do prop firm traders fail on risk?
Mostly by risking too much per trade, ignoring a trailing drawdown, and revenge trading after a loss. The strategy is often fine; the risk rules are what break.
Education only, not financial advice. Trading involves substantial risk of loss.