What is a Bull Call Spread?

A Bull Call Spread involves buying a call option at a lower strike price and selling a call option at a higher strike price. It is a bullish strategy used when you expect the underlying asset to rise moderately.

What is a Bear Put Spread?

A Bear Put Spread involves buying a put option at a higher strike price and selling a put option at a lower strike price. It is a bearish strategy used when you expect the underlying asset to fall moderately.

Debit Spread Calculator

Visualize your potential returns and manage risk for Bull Call and Bear Put spreads. Calculate max profit, loss, and break-even points instantly.

Calculate Spread

Select your strategy and enter the trade details.

Spread Strategy

Lower Strike ($)

Higher Strike ($)

Net Debit Paid ($)

Contracts

What is a Debit Spread?

A debit spread is an options trading strategy where you simultaneously buy and sell options of the same class (puts or calls) and expiration date, but at different strike prices.

The key characteristic is that the premium paid for the option bought (long leg) is greater than the premium received from the option sold (short leg), resulting in a net debit (cost) to your account when the trade is opened.

Types of Debit Spreads

Bull Call Spread: A bullish strategy where you buy a call at a lower strike and sell a call at a higher strike. You profit if the stock rises above the break-even point.
Bear Put Spread: A bearish strategy where you buy a put at a higher strike and sell a put at a lower strike. You profit if the stock falls below the break-even point.

Why Trade Debit Spreads?

Debit spreads are popular among directional traders for several reasons:

Lower Cost: By selling an option against the one you bought, you reduce the overall cost of the trade compared to buying a naked call or put.
Defined Risk: Your maximum loss is strictly limited to the net debit paid to enter the trade.
Manage Volatility: The short option helps offset some of the negative impact of volatility crush or time decay, though debit spreads still generally suffer from time decay.

How to Use This Calculator

Select your strategy: Bull Call Spread or Bear Put Spread.
Enter the Lower Strike price.
Enter the Higher Strike price.
Enter the Net Debit paid per share (e.g., 1.50).
Enter the number of Contracts (1 contract = 100 shares).
Click Calculate to see your Max Profit, Max Loss, and Break-Even point.

Pro Tip

Debit spreads are directional trades. Unlike credit spreads which can profit from a neutral market, debit spreads typically require the stock to move in your desired direction to be profitable.

Frequently Asked Questions

What happens at expiration?

If both options are in the money (max profit scenario), your broker will typically exercise the long option and assign the short option, resulting in the max profit being credited to your account. If both are out of the money, they expire worthless, and you lose the initial debit paid.

What is the advantage over buying a naked option?

The main advantage is cost reduction. By selling the further out-of-the-money option, you lower your break-even point and total risk. The trade-off is that you cap your potential upside.

Can I lose more than I paid?

No. With a debit spread, your risk is limited to the initial amount you paid to enter the trade (the net debit).

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