Call Spread Calculator
Your call spread
Current share price ($)
Days to expiration
Long call strike — bought ($)
Premium paid ($/share)
Short call strike — sold ($)
Premium received ($/share)
Number of contracts
Implied volatility (%) — for probability of profit
Seeded from your premiums; edit to override.
Results
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Spread type
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Net debit / credit
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Max profit
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Max loss
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Breakeven price
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Return on risk
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Annualized return
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Strike width
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Probability of profit
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