Drawdown Rule

The drawdown rule defines the loss threshold that ends a prop trading account. It exists because the prop firm carries the simulated capital risk, and an uncapped account would let a single trader absorb funding intended to support many. The rule comes in several variants. Static drawdown is fixed against the starting balance and never moves. Trailing drawdown follows the highest balance or equity the account has reached, tightening as the trader makes profit. Daily drawdown caps the loss within a single trading day, separate from any total drawdown. Each variant produces a different trading style, and the choice meaningfully changes who passes evaluation and how funded accounts behave.

Equity-based and balance-based versions matter for intraday traders. An equity-based drawdown checks the open position value plus realised P&L, which means an unrealised loss can hit the limit even if a position later recovers. A balance-based check only counts closed trades, which gives more room for volatility but rewards holding losers. Most modern challenges use equity-based trailing drawdown, which is stricter and tends to surface as a complaint when affiliates have not communicated the mechanic clearly to their audience.

For affiliates, drawdown rule clarity is one of the largest drivers of refund rates and disputes. Traders who buy a challenge without understanding that a trailing drawdown locks in after a winning day frequently fail unexpectedly and request refunds. The same applies to funded accounts where the drawdown floor moves up after the first profitable session. Affiliates who explain the specific rule, ideally with a worked example, see lower chargeback rates and higher trader satisfaction. Operators benefit from publishing the rule in plain language on landing pages rather than burying it in terms of service.