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Static vs Trailing Drawdown in Prop Firms Explained

Updated May 2026 · ~8 min read

Drawdown rules are the core mechanic of every prop firm evaluation. Blow the drawdown limit and you fail — regardless of how much profit you've made. The problem is that "drawdown" means two different things depending on which firm you're trading with, and the difference changes your entire risk strategy.

Static drawdown

Static (also called fixed) drawdown is calculated from your starting account balance. It does not move as your equity grows. If a 50k account has a $2,000 static drawdown, you can lose up to $2,000 from the original $50,000 — and that limit never changes no matter how much profit you make.

Example:

• Start: $50,000
• Static drawdown: $2,000
• Floor: $48,000 (never moves)
• You make $4,000 profit → equity $54,000, floor still $48,000
• You can now drawdown $6,000 from your peak before failing

This is actually more forgiving than it sounds. As you profit, the gap between your current equity and the static floor widens, giving you more real room to absorb losing trades.

Trailing drawdown

Trailing drawdown follows your highest equity peak. Every time you make a new high, the floor rises with it — locking in that progress and reducing your actual cushion.

Example:

• Start: $50,000
• Trailing drawdown: $2,500
• Initial floor: $47,500
• You make $1,000 profit → peak $51,000, new floor $48,500
• You make another $2,000 → peak $53,000, new floor $50,500
• Now a $2,501 drawdown from $53,000 → account at $50,499 → FAIL

How trailing drawdown is calculated — intraday vs EOD

This is the detail that catches traders off guard. Some firms trail on intraday equity — the highest value your account reaches tick-by-tick during the session, including open positions. Others trail only on end-of-day (EOD) closed equity.

Apex Trader Funding uses intraday trailing drawdown. This means if your account goes up $500 on an open position but then reverses back to flat, your floor has already moved up — and you've now lost $500 of cushion on a trade that technically broke even. This is the most punishing style for volatile strategies.

Which firms use which drawdown type

How this changes your Pine Script strategy

For trailing (intraday) accounts — Apex

You must treat every unrealized gain as a liability. If your strategy holds positions that go +15 points before your profit target triggers, you've raised the drawdown floor by $150 per MNQ contract — even if that trade eventually stops out flat. Implications:

• Use tighter profit targets relative to stop loss — don't let winners run so far that they raise the floor before closing
• Avoid wide trailing stops inside the strategy — they extend how long a position can be "up big" without closing
• Build a max daily loss kill switch at 40% of trail — on intraday drawdown, a bad sequence can hit the floor faster than you expect

For trailing (EOD) accounts — Topstep, MFFU

You have more flexibility intraday. A position can go up, come back down, and stop out flat without permanently raising the floor. Your main risk is a bad losing day that closes well below the floor. Standard daily loss limits apply. See our Topstep Combine strategies for contract sizing built around the EOD trailing structure.

For static drawdown accounts — TradeDay, Funded Next

This is the most algo-friendly structure. As your equity grows, your effective cushion widens. A static drawdown account rewards a strategy that compounds consistently — the more you make, the more room you have to weather normal variance.

Simulating drawdown in Pine Script backtests

To properly test a strategy against prop firm drawdown rules, add these variables to your TradingView backtest:

• equityPeak — tracks the highest equity point across all bars
• currentDrawdown — calculated as equityPeak - strategy.equity
• drawdownLimit — set to your eval's maximum allowed drawdown
• Alert when currentDrawdown >= drawdownLimit — count how many times this would have triggered a fail

This simulation is most important for trailing intraday accounts. EOD and static accounts are less sensitive to intrabar equity peaks.