GER40 lot size calculator (DAX)

GER40 — also DE40 or DAX — is a CFD on Germany’s 40 largest companies, priced in index points and settled in euros. With €1 per point per lot, a 40-point stop risks €40 per lot; in a USD account that is converted at the EURUSD rate.

At EURUSD 1.08, €40 is $43.20, so risking $100 with a 40-point stop means 2.31 lots, rounded down to 2.31 at a 0.01 step. Enter today’s EURUSD — there are no live quotes here — and your broker’s euros per point.

Lot size
2.31
Loss at the stop
$99.79
planned $100.00
GER40: per index point, 1 lot
$1.08

GER40 lots are rounded down to the lot step, so the loss never exceeds the risk. No prices are fetched: everything is computed in your browser from the numbers above.

GER40 lot sizes for a $10 000 account

Stop (index points)0.5% risk ($50.00)1% risk ($100.00)2% risk ($200.00)
202.314.629.25
401.152.314.62
800.571.152.31

GER40, 1 per lot: one index point is $1.08 per lot at an example EURUSD of 1.08 — enter today’s rate in the calculator. Lots rounded down to 0.01.

Contract size: check yours for GER40

One GER40 lot is €1 per point at many brokers, €25 at others. P&L is in euros and is converted to your account currency.

In MetaTrader, right-click GER40 in Market Watch → Specification: “Contract size” is the number to put in the calculator. The formula is the same for every instrument: lots = risk ÷ (stop distance × contract size × quote-to-account rate).

Did your GER40 trades risk what you planned?

A calculator sizes the next trade. The journal checks the last hundred: it reads every MT4/MT5 GER40 trade, shows the real R of each from its stop, and with a max-loss-per-trade rule marks the trades that lost more than you allowed. Free for one account.

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Questions

›Is GER40 the same as DAX?

Yes. The index was the DAX 30 until 2021 and has 40 companies since; brokers list its CFD as GER40, DE40 or DAX40.

›Why does the dollar risk change on GER40?

Profit and loss are in euros, so in a USD account they move with EURUSD. The same 40-point stop costs more dollars when the euro is stronger.

›When does GER40 move most?

Around the Frankfurt open (08:00–10:00 Central European time) and the US open in the afternoon.

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