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FIG 3
When does a margin call hit?
Click the steps, or press →
THE FALL — one position, one red line
$110
$80
$50
$20
CALL!
WHAT THE POSITION IS MADE OF
CUTAWAY: the call price, worked out — not guessed
Move the sliders: the red line moves with them. The call is a price, set before the fall.
🔧 Leverage
2×
🔧 Maintenance margin
25%
PRICE
$100.00
CALL AT
$66.67
EQUITY
$5,000
MARGIN
50.0%
Big idea: a margin call is not a prediction — it is a price: the moment your equity falls to the maintenance margin, the broker sells, whether you agree or not.