Ratio spread
Buy one option, sell more than one at a different strike (or vice versa). Standard ratios collect credit with unlimited risk; back-spreads pay debit for unlimited reward.
INPUTS
Underlying price
$
Centers the payoff chart and computes P&L at this price.
LEGS
Long lower call
Type
Side
Strike
$
Qty
Premium
$
Short upper calls
Type
Side
Strike
$
Qty
Premium
$
RESULT
$60.002 strikes$140.00
P&L at current spot (expiry)
−$50
Net debit−$50
Max profit+$450
Max lossUnlimited
Breakeven$109.00
Note: Ratio (1:2) — limited profit, unlimited risk.
RISK PROFILE
Max profit
Standard: capped at strike width. Back-spread: unlimited.
Max loss
Standard: unlimited. Back-spread: limited to net debit.
Breakeven
Computed per direction and ratio
RELATED STRATEGIES
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