Difference Between ITM, OTM, ATM in Call and Put Options
Blog by Aliceblue News Desk
03 April 2026
10 minutes
You open your broker app on a busy trading day. Nifty is hovering around ₹22,500. You glance at the option chain and see strikes marked ITM, ATM, and OTM.
Suddenly, your “cheap” call option feels confusing. Will it actually make money? How much is it really worth?
These three simple letters, In-the-Money (ITM), At-the-Money (ATM), and Out-of-the-Money (OTM), decide almost everything about your trade: the premium you pay, your probability of profit, how fast the option loses value, and whether you’re playing it safe or going for high reward.
In this complete guide, we break down the exact differences between ITM, OTM, and ATM options for both call and put options using fresh Nifty examples, easy formulas, a clear comparison table, and real trading scenarios.
Understanding Moneyness & Intrinsic Value in Options
Moneyness simply tells you how “in profit” an option is right now based on the current spot price of the underlying asset (Nifty, Bank Nifty, or any stock).
It is decided by the intrinsic value, the real, immediate value an option would have if exercised today.
- For a call option: Intrinsic Value = Spot Price – Strike Price (only if positive, else zero)
- For a put option: Intrinsic Value = Strike Price – Spot Price (only if positive, else zero)
Any premium above the intrinsic value is called time value (or extrinsic value). This is the extra amount you pay for the chance that the market might move in your favour before expiry.
Understanding moneyness helps you quickly judge:
- How expensive is the option
- Its probability of making a profit
- How much time decay (theta) will hurt you
Now, let’s see how this plays out in call and put options.
ITM, ATM & OTM in Call Options (Nifty Examples)
When you buy a call option, you get the right (but not the obligation) to buy the underlying at the strike price.
Here’s what each money-ness level means (Nifty spot price = ₹22,500):
In-The-Money (ITM) Call Option
A call option is ITM when the strike price is lower than the current spot price.
Example:
NIFTY MAY 2026 22,300 CALL
Spot = ₹22,500 → Intrinsic value = 22,500 – 22,300 = ₹200
- This option already has real value (₹200 per share).
- It has both intrinsic value + time value.
- Premium will be the highest among the three.
- Delta is high (usually 0.60–1.00) → it moves almost like the underlying.
Trader’s note: ITM calls typically have higher intrinsic value and are less sensitive to time decay compared to ATM or OTM calls.
At-The-Money (ATM) Call Option
A call option is called ATM when the strike price is almost equal to the spot price.
Example:
NIFTY MAY 2026 22,500 CALL
Spot = ₹22,500 → Intrinsic value = ₹0
- Only time value exists.
- Premium is moderate.
- Delta is around 0.50.
- Most liquid strikes on the option chain.
Trader’s note: ATM options have mostly time value, moderate premiums, and exhibit high sensitivity (gamma) to underlying price movements.
Out-of-The-Money (OTM) Call Option
A call option is OTM when the strike price is higher than the spot price.
Example:
NIFTY MAY 2026 22,700 CALL
Spot = ₹22,500 → Intrinsic value = ₹0
- Zero intrinsic value.
- Cheapest premium.
- Delta is low (0.00–0.40).
- Needs a strong upward move to become profitable.
Trader’s note: OTM calls have zero intrinsic value, lower premiums, and require significant upward movement in the underlying to become profitable.
ITM, ATM & OTM in Put Options (Nifty Examples)
When you buy a put option, you get the right to sell the underlying at the strike price.
(Still using Nifty spot = ₹22,500)
In-The-Money (ITM) Put Option
A put option is ITM when the strike price is higher than the current spot price.
Example:
NIFTY MAY 2026 22,700 PUT
Spot = ₹22,500 → Intrinsic value = 22,700 – 22,500 = ₹200
- Already has real value.
- Contains both intrinsic and time value.
- Highest premium among puts.
- Delta is negative and high in magnitude (–0.60 to –1.00).
At-The-Money (ATM) Put Option
A put option is ATM when the strike ≈ the spot price.
Example:
NIFTY MAY 2026 22,500 PUT
Spot = ₹22,500 → Intrinsic value = ₹0
- Only time value.
- Moderate premium.
- Delta ≈ –0.50.
Out-of-The-Money (OTM) Put Option
A put option is OTM when the strike price is lower than the spot price.
Example:
NIFTY MAY 2026 22,300 PUT
Spot = ₹22,500 → Intrinsic value = ₹0
- Zero intrinsic value.
- Lowest premium.
- Low delta (0.00 to –0.40).
- Needs a sharp fall in price to become profitable.
Side-by-Side Comparison of ITM, ATM & OTM Options
Feature | ITM Call | ATM Call | OTM Call | ITM Put | ATM Put | OTM Put |
Strike vs Spot | Strike < Spot | Strike ≈ Spot | Strike > Spot | Strike > Spot | Strike ≈ Spot | Strike < Spot |
Intrinsic Value | High (yes) | Zero | Zero | High (yes) | Zero / Minimal | Zero |
Premium | Highest | Medium | Lowest | Highest | Medium | Lowest |
Delta (approx.) | 0.60 to 1.00 | ~0.50 | 0.00 to 0.40 | -0.60 to -1.00 | ~-0.50 | 0.00 to -0.40 |
Probability of Profit | High | ~50% | Low | High | ~50% | Low |
Best For Buyers | Conservative, higher win rate | Balanced risk-reward | High leverage, cheap | Hedging / Bearish protection | Balanced | Speculative bets |
Time Decay (Theta) Impact | Lower | Highest | Highest | Lower | Highest | Highest |
Breakeven Move Needed | Small | Moderate | Large | Small | Moderate | Large |
How Moneyness Affects Your Trading Decisions
Types of moneyness:
- ITM options → Higher probability, lower reward, less affected by time decay. Great for directional trades when you’re quite confident.
- ATM options → Sweet spot for many strategies: the highest gamma (the biggest delta change) and the most liquidity.
- OTM options → Cheapest but need big moves. Popular among aggressive speculators and for credit spreads.
Time decay hurts ATM and OTM the most, especially in the last week before expiry.
Delta tells the story: ITM options behave more like the underlying stock, while OTM options act like high-leverage bets.
Strategies:
- For Conservative Traders: ITM options have higher intrinsic value and a higher probability of retaining value at expiry, though the premium is larger.
- For swing traders: ATM options have moderate premiums and exhibit the highest gamma, making them sensitive to price changes.
- For Speculators: OTM options have low premiums and require a significant underlying move to become profitable. They have a lower probability of finishing ITM.
Real-Life Trading Scenarios:
- Bullish on Nifty (expecting a 400–500 point rise) → Many traders buy ATM or slightly OTM calls for good leverage.
- Protective Put Hedge → ITM and ATM puts provide higher intrinsic value or sensitivity, which can offer stronger downside coverage if the underlying declines.
- Event Play (Budget, RBI policy, Earnings) → Traders often choose OTM options during high-impact events because these options are cheaper and can increase significantly if the underlying moves sharply.
Common Mistakes Beginners Make
- Buying far OTM options, thinking they are “cheap” → most expire worthless.
- Selling naked ITM options without understanding the high risk.
- Not realising that an OTM option can become ITM (or vice versa) before expiry.
- Ignoring how money changes daily, always check the latest spot before deciding.
ITM, ATM, and OTM are not just labels on an option chain; they are your quick cheat sheet for risk, reward, and probability.
- ITM options have higher intrinsic value and lower sensitivity to time decay.
- ATM options have moderate premiums and high sensitivity to price changes.
- OTM options have low premiums but require significant underlying movement to become profitable.
The key is matching the right moneyness to your market view, risk appetite, and time left to expiry.
Which one do you trade most often: ITM, ATM, or OTM? Drop your answer and your favourite strategy in the comments below!
Frequently Asked Questions
Blog by Aliceblue News Desk
