Learn how credit spreads work in options trading, including their structure, profit-loss potential, and when they are best applied in the market.
Options trading allows investors to create strategies that align with different market trends. One such risk-managed approach is the credit spread strategy, which involves selling and buying options simultaneously to collect a net premium. Credit spreads are ideal for conservative trading during periods of moderate price movement.
A credit spread is an options strategy where a trader sells one option and buys another with the same expiry but a different strike price, resulting in a net premium (credit) received upfront.
The strategy profits if the premium collected exceeds the eventual cost of buying back the spread or if both options expire worthless.
There are two common types of credit spreads:
A credit spread strategy consists the following:
| Element | Description |
|---|---|
Sell Option |
Higher premium, closer to the market price |
Buy Option |
Lower premium, further from the market price |
Net Premium |
Difference between premiums received and paid (credit received) |
Max Profit |
Limited to the net premium collected |
Max Loss |
Limited to the difference in strike prices minus the premium |
Bull Put Spread is a bullish credit spread structured as follows:
Sell 1 Put at higher strike
Buy 1 Put at lower strike
This strategy profits when the underlying stays above the higher strike.
Sell ₹17,900 Put for ₹50
Buy ₹17,800 Put for ₹20
Net Credit = ₹30
Max Profit = ₹30 per lot (premium received)
Max Loss = (₹17,900 – ₹17,800) – ₹30 = ₹70
The strategy works best when the stock closes above ₹17,900 at expiry.
Bear Call Spread is a bearish credit spread set up as follows:
Sell 1 Call at lower strike
Buy 1 Call at higher strike
This strategy profits when the underlying stays below the lower strike.
Sell ₹18,100 Call for ₹40
Buy ₹18,200 Call for ₹10
Net Credit = ₹30
Max Profit = ₹30 per lot (premium received)
Max Loss = (₹18,200 – ₹18,100) – ₹30 = ₹70
The strategy works best when the stock closes below ₹18,100 at expiry.
Comparison of Bull Put and Bear Call spreads based on outlook, risk, and reward:
| Strategy | Market Outlook | Risk | Reward | Breakeven Point |
|---|---|---|---|---|
Bull Put Spread |
Moderately bullish |
Limited |
Limited |
Lower strike + net premium |
Bear Call Spread |
Moderately bearish |
Limited |
Limited |
Higher strike – net premium |
Credit spreads offer several key advantages:
| Benefit | Description |
|---|---|
Defined Risk |
Max loss is capped by spread width |
Steady Income |
Generates premium if market stays in range |
Simple to Execute |
Only two legs, easy to manage |
Flexibility |
Applicable for both bullish and bearish views |
Benefits from Time Decay |
Premium erodes in favour of the seller as expiry nears |
Limited profit – Gains are capped at the net premium received, even if the market moves strongly in your favor.
Defined but notable loss – Though losses are limited, they can still be significant if the price moves sharply against you.
Margin requirement – Capital gets blocked as exchanges require margin to maintain positions.
Early assignment risk – Short options may be exercised before expiry, creating unwanted obligations.
Active monitoring – Positions need regular tracking to manage risks, especially near expiry.
Liquidity issues – Spreads may be difficult to exit at favorable prices close to expiration.
Credit spreads carry certain risks and limitations to consider:
| Risk | Description |
|---|---|
Limited Reward |
Maximum profit is restricted to the credit received |
Directional Risk |
If the market moves sharply against the position, losses may occur |
Margin Requirement |
Requires margin to hold the short leg |
Execution Slippage |
Bid-ask spreads can impact profitability if liquidity is low |
Traders must balance the reward-to-risk ratio and consider implied volatility when applying credit spreads.
Here are a few tips for choosing optimal strikes:
Sell near-the-money (NTM) option to collect higher premium
Buy further out-of-the-money (OTM) option for risk coverage
Ensure adequate gap between strikes to limit max loss
Strike selection should reflect your expected price range for expiry
Choose strikes based on support/resistance levels and probability of expiring out-of-the-money (OTM).
Volatility levels significantly affect credit spread premiums and risks:
| Scenario | Effect on Credit Spread |
|---|---|
High Implied Volatility (IV) |
More premium collected; good time to initiate spreads |
Low IV |
Less premium available; risk-reward may not be favourable |
Decreasing IV Post Entry |
Favourable outcome, boosts profitability |
Increasing IV Post Entry |
May inflate option prices and increase risk |
Entry during high IV and exiting before expiry or drop in volatility is often profitable.
Using a bull put or bear call spread could help you benefit from range-bound movements. They are adaptable to various market conditions, and ideal for balancing risk and reward effectively.
This content is for informational purposes only and the same should not be construed as investment advice. Bajaj Finserv Direct Limited shall not be liable or responsible for any investment decision that you may take based on this content.
Generally, when implied volatility is high, and expiry is near. This allows the trader to collect more premium with lower risk.
Compared to naked options selling, credit spreads require relatively less capital as the risk is capped.
Yes, but they should first understand options pricing, Greeks, and market trends. Practice in a virtual environment is advisable.
For a bull put spread, it's the short strike minus net premium. For a bear call spread, it's the short strike plus net premium.