Free guide · Prop-firm risk management
How to pass a prop firm challenge: the risk management playbook
Most evaluations aren't lost to a bad strategy — they end when one session breaches the daily loss limit or the drawdown floor. This guide covers the maths behind those rules, how each drawdown type works, the consistency trap that locks payouts, and a free calculator to size every trade from the risk you actually have.
Works with trades placed on TradingView. Advisory only, it never blocks orders.
1. A $50K account is really a $2,500 account
When a firm gives you a "$50,000 evaluation" with a $2,500 maximum drawdown, the money you can actually lose is $2,500. That buffer is your real risk capital.
If the profit target is $3,000, you must make 120% of that real capital before losing 100% of it. Size trades as if the account were $2,500, because it is.
$2,500 × 10% = $250
Losses in a row before the $2,500 buffer is gone
Use the remaining buffer: after a losing day, the figure shrinks, and so should your size. Keep your personal daily stop well inside the firm's daily limit — many traders use half.
2. The four drawdown types
Firms name these differently and change them between account types. Read the rules for your exact account.
Intraday trailing (peak)
Risk · HighFollows your highest balance in real time, including open, unrealised profit.
Watch: Floating gains you give back still raise the floor.
End-of-day trailing
Risk · ModerateRecalculated from the closing balance once per day.
Watch: Intraday spikes don't move it, but a bad afternoon still counts.
Static / fixed floor
Risk · LowStays at one fixed balance and never moves up.
Watch: Simplest to manage; profit becomes extra cushion.
Locking / step-up
Risk · Moderate → LowTrails until it reaches a set level (often start balance + a small amount), then stops.
Watch: Until it locks, it behaves like a trailing floor.
The unrealised profit trap
On an intraday trailing account, you go long MNQ, run to +$800 open profit, then exit at +$100. Your balance rose $100 — but the floor rose $800. You gave up $700 of room on a winning trade. Decide in advance where you take profit or trail your stop.
One winning trade, $700 less room
Banked
+$100
Floor moved up
$800
Room lost
$700
3. Free prop-firm position size calculator
Enter your remaining buffer, your risk percentage and your stop. The calculator rounds down so you never exceed the budget.
Prop-firm position size calculator
= 100 ticks · $50.00 risk per contract
Maximum position size
5 MNQ contracts
Risk budget $250.00 · actual risk at this size $250.00
Educational estimate only. Excludes commissions and slippage; confirm contract specs and limits with your broker and firm.
Sized your trade. Now stick to it.
Valiento watches your TradingView chart and warns you when your stop, risk or daily loss drifts from your plan.
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The four drawdown types and the sizing rule on a single page.
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4. Consistency and payout rules
Many firms cap how much of your total profit may come from one day — often 30–50%. Hit a big day early and your payout can be locked until other days catch up.
$2,000 ÷ 50% = $4,000
With $3,000 total and a $2,000 best day, you need $1,000 more across other days before that day fits a 50% cap. Steady size beats one oversized win.
Best day = 67% of profit · white line = 50% cap
Best day = 50% of profit · white line = 50% cap
In a funded or PA account the priority shifts from reaching a target to protecting the buffer above your floor — especially right after a withdrawal reduces it.
5. A session routine that protects the account
1. Before the open
Check the remaining buffer on your firm's dashboard. Set a personal daily stop and a max number of trades.
2. Size every trade
Use the calculator, with the stop placed before entry.
3. Never widen a stop
Moving it further away to avoid a loss is how buffers vanish. Tightening is fine.
4. Two losses in a row = done
Or stop at your daily stop — whichever comes first.
5. Hit target, walk away
Stopping at your daily target keeps one day from breaking the consistency rule.
Know the maths. Then put it on your chart.
Rules are easy to follow before the open and hard to follow after a loss. Valiento's TradingView extension watches your trades against the limits you set — stop placement against risk per trade, daily loss, trade count and distance to your drawdown floor — and shows a warning on the chart when you drift from your plan.
Valiento is advisory: it never blocks orders and works only for trades placed on TradingView. Your firm's dashboard remains the authority on its rules.
Near your bust line
$480 left above your drawdown floor — 19% of your allowance.
No card required for the trial.
6. Frequently asked questions
What is the most common way traders fail a prop firm challenge?
Many evaluations end by breaching the daily loss limit or the maximum drawdown rather than by running out of time. Sizing every trade from your remaining drawdown buffer, not the headline account size, keeps one bad session from ending the account.
How much should I risk per trade in a prop firm evaluation?
A common approach is 10% or less of the remaining drawdown buffer per trade, so a $2,500 buffer means about $250 maximum risk. Choose a figure that lets you survive several consecutive losses within your firm's daily limit.
What is the difference between intraday and end-of-day trailing drawdown?
Intraday trailing drawdown follows your highest balance in real time, including unrealised profit on open trades. End-of-day trailing drawdown is recalculated only from the closing balance, so intraday spikes do not raise the floor.
How does a prop firm consistency rule work?
Your best single day must be no more than a set percentage of total profit. With a 50% rule and a $2,000 best day, total profit must reach $4,000 before that day fits within the cap.
Related guides
Educational content, not financial advice. Firm rules vary and change; examples are illustrative. No method guarantees passing an evaluation.