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Gamma Blast Strategy: What is Gamma? Expiry Day Zero Hero Trade

0h 08m video Published Mar 21, 2026 Transcribed Jul 20, 2026 T Trading is paisa
Intermediate 4 min read For: Retail options traders with basic knowledge of Greeks, looking to understand expiry day dynamics.
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AI Summary

This video explains the concept of Gamma Blast in options trading, particularly on expiry day, and how it leads to the 'Zero Hero' phenomenon where out-of-the-money options suddenly spike in premium. The presenter breaks down the roles of Delta and Gamma in option pricing and provides a strategy for identifying and trading Gamma Blasts while warning about the high risks involved.

[00:03]
Why Most Traders Lose Capital

Many retail traders with small capital try to hit a jackpot by buying cheap options without understanding the premium spike, leading to total loss when the premium crashes.

[01:10]
Delta and Gamma Basics

Delta measures the change in option premium per point move in the underlying. Gamma measures the rate of change of Delta. ATM options have the highest Gamma.

[02:12]
Gamma Effect on Delta

When Nifty moves 100 points, Gamma increases Delta from 0.50 to 0.58, causing a larger premium increase (58 points vs 50 points).

[04:00]
Gamma Blast Mechanism

On expiry day, as price approaches the ATM strike, Gamma spikes, causing Delta and premium to surge rapidly. This is called Gamma Blast, turning ₹2-5 options into ₹50-100.

[05:39]
Risk of Buying at Peak

After the blast, Gamma drops sharply, causing premium to crash. Traders should wait for the Gamma effect to subside before entering.

[06:07]
Strategy to Catch Gamma Blast

Buy an OTM option 100 points away from ATM when market is near ATM. If price moves ITM, Gamma Blast can yield profits. But win rate is low; never trade with full capital.

Gamma Blast can create massive short-term profits on expiry day, but it is extremely risky and often leads to total loss. Traders should understand the Greeks and use only a small portion of capital for such trades.

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"The title accurately promises an explanation of Gamma and Zero Hero trades, and the video delivers on that."

Tutorial Checklist

1 06:07 Identify the ATM strike price on expiry day (e.g., Nifty at 24,000).
2 06:24 Select an OTM call option 100 points above ATM (e.g., 24,100 CE) with low premium.
3 06:51 Buy the option when market is near ATM and you expect upward movement.
4 07:06 If price moves ITM, Gamma Blast will spike premium; book profits quickly.
5 07:20 Do not trade with full capital; risk is high and win rate is low.

Study Flashcards (5)

What is Gamma Blast?

easy Click to reveal answer

A sudden spike in option premium when the underlying price reaches the ATM strike on expiry day, due to high Gamma.

04:43

What is the Delta range for OTM options?

easy Click to reveal answer

Between 0.0 and 0.50.

01:42

How does Gamma affect Delta when price moves?

medium Click to reveal answer

Gamma increases Delta, causing a larger premium change than Delta alone would predict.

02:12

Why does Gamma Blast cause a long upper wick on candles?

medium Click to reveal answer

Because after the blast, Gamma decreases sharply, causing premium to crash, forming a long upper wick.

05:24

What is the recommended risk management for Zero Hero trades?

easy Click to reveal answer

Never trade with entire capital; win rate is very low.

07:20

💡 Key Takeaways

💡

Gamma Blast Explained

Core concept of the video: how and why premium spikes on expiry day.

04:43
⚖️

Risk of Buying at Peak

Critical warning that after the blast, premium crashes due to Gamma drop.

05:39
🔧

Strategy for Catching Gamma Blast

Actionable steps to potentially profit from Gamma Blast.

06:07

✂️ Creator Tools: Viral Hooks

AI-generated clip ideas for Shorts based on the transcript

Why Most Traders Lose in Zero Hero Trades

45s

High emotional hook about losing money and gambling-like trading resonates with retail traders seeking quick profits.

▶ Play Clip

Gamma Blast Explained: The Sudden Premium Spike

45s

Educational explanation of gamma blast with clear example creates curiosity and shares actionable knowledge for trading.

▶ Play Clip

How to Catch Gamma Blast on Expiry Day

50s

Controversial yet practical strategy for high-risk trades appeals to traders looking for edge in Zero Hero trades.

▶ Play Clip

[00:03] ? And why most traders lose their entire capital in this trade. If you are also making losses by taking trades without understanding on the day of expiry, then this video is very important for you. In today's video we will know

[00:17] In today's video we will know ? What is the role of gamma blast behind this ? And how can you recognize this blast ? There are many retail traders who have very little capital.

[00:30] Many retail traders are always waiting to hit a big jackpot by investing less money. But the problem is that they do not know why there is this increase in premium. Only a few retail traders are able to make profits and many retail

[00:44] traders incur losses. He just sees the price and takes entry. Here most of the retail traders do not know

[00:56] and when the premium of the ₹5 option suddenly falls, then the entire capital becomes zero. They do not know what is the reason behind this. This is why many traders treat it like gambling or jackpot trading and call it Zero Hero

[01:10] Trade. If we want to know the reason behind this, then first we have to understand Delta and Gamma in Option Greeks. If the stock price of Nifty 50 is currently 24,000 and at the same time the delta of the call option of the same strike price is

[01:25] delta of the call option of the same strike price is currently 0.50. So if Nifty increases by 100 points to 2400, then the premium of this call option will increase by 100 * 0.50 i.e. 50 points. You should look carefully at the option chain. You will understand that the

[01:42] delta value of an OTM option is always between 0.0 and 0.50. The delta value of ATM options is around 0.50 and the delta of ITM options ranges from 0.50 to one. The delta of a call option is counted as positive and the

[01:58] delta of a put option is counted as negative. The value of delta is not always fixed. This keeps changing from time to time. Now we have to understand Gamma if Nifty 50 is currently at 24,000 and the delta value of ATM call option at this strike price

[02:12] is currently 0.50 and the gamma value is currently 0.008. If Nifty increases by 100 points, the value of Gamma will be 100 points increase in strike price multiplied by Gamma value 0.008

[02:26] Gamma value 0.008 which will be 0.08. This means that you had taken an ATM call option with a strike price of ₹2,000, and due to the price increase of ₹100, your strike price of ₹2,000 has now become ITM. Due to which your gamma value

[02:41] increased from 0.008 to 0.08. Now understand that with the price being 24,00, your strike price of 24,000 has now become ITM. Due to which the Due to which the delta value of the strike price of Rs 24,000 will also change. 0.50 +

[02:57] 0.08 which is now the gamma value, plus this the delta value of the strike price of 24,000 will become 0.58. Now multiply the delta value, which is the option premium increase of 100 points,

[03:11] option premium increase of 100 points, which is 58. Now let us understand this with an example. If you had taken the premium of ₹2,000 ATM call option at ₹300, then now its premium will become ₹358 after the increase of 100 points. Friends,

[03:27] Theta and Vega also play an important role in the increase or decrease in the premium of an option. And it also depends on whether the price increase of ₹100 has happened fast or slowly. Due to this time decay your premium starts decreasing. All you have to understand is that

[03:43] in any option trading, the out of the money option always has a low gamma and the at the money option has the highest gamma and the in the money option has a high gamma at the beginning. But the deeper the option is in the money, the lower its gamma. This

[04:00] means that as the price moves away from at-the-money, its gamma decreases. But on the opposite side, as the price moves in the money, the as the price moves in the money, the delta of the option increases.

[04:13] clear? But the real question is how does the gamma blast happen on the day of expiry ? Let us understand this. The Gamma chart on the expiry day looks something like this. Here we are looking at the call option of 24,000 in Nifty 50 today. Now

[04:27] as the market slowly approaches the 24,000 level, the value of delta and gamma gradually starts increasing. But as soon as the price reaches the level of 24,000, our call option becomes at the money. Because at the money options have the highest gamma.

[04:43] Therefore, as soon as the option is at the money, the gamma of this option increases suddenly. Due to which the delta also increases very rapidly and hence the premium of our option also increases very rapidly. That is why it is called Gamma Blast in trading language. That

[04:57] called Gamma Blast in trading language. That 's why you see such big spikes on the option premium charts in the last few days before expiry.

[05:09] Due to which the option premium trading at ₹2, ₹5 suddenly reaches ₹50 or ₹100 or even higher. That's also why Gamma Blast is called Zero Hero these days. But as soon as the price becomes in the money, the

[05:24] value of gamma starts decreasing again. Due to which the option premiums start decreasing suddenly and the option premium candles suddenly hit a high and then start coming down again. Due to which a long upper week is formed on the upside because the

[05:39] value of delta remains the same but due to the increased value of gamma which decreases drastically, the premium of the option decreases drastically. Therefore, the option should not be bought at such an increased premium on the day of expiry. After waiting for a while, one should make the entry only after the Gamma

[05:54] effect reduces and the premium price becomes normal. Now how can we catch this gamma blast first ? Let us know. Now ? Let us know. Now you have a chart of NFT 50. It's just past

[06:07] 1:00 in the afternoon. Currently the market is at 24,000. So this level is the at the money strike price on the chart and below it is the in the money strike price. Also, all the above options are out of the money. Now we think the price may go up.

[06:24] So here we are going to go 100 points above 24,000 and buy the out of the money option go 100 points above 24,000 and buy the out of the money option i.e. the call option of 24,00. Because the premium of this option is low and the deeper we go out of the money, the

[06:37] premium decreases further and the risk also increases. Because only a few hours are left for expiry. If you take a long-range out-of-the-money option and the price does not move according to your expectations or the market goes sideways, then the entire

[06:51] amount traded will become zero. It all depends on how much risk you want to take on Zero Hero trades. Let's continue. Here, as per our analysis, when the price moves up and tries to cross 24.00, then due to

[07:06] increase in the value of Gamma, the delta of our option will increase suddenly and hence the premium of our option will also increase rapidly in the same manner. So that we can make good profit here because of gamma blast. But I request you that the

[07:20] win rate in such trades is very low. You should never trade Zero Hero with your entire capital. You should never trade Zero Hero with your entire capital. zero in a single day and on the day of expiry, you

[07:38] only the time value i.e. theta value remains in it. If the price does not rise and if the market goes sideways even for a short period, then there are high chances of your premium becoming zero. Friends, if you

[07:52] found the video inspiring, then please like and comment and subscribe to the channel so that you do not miss our upcoming videos. See you in the next video. Till then trade smart, trade safe. Thank you.

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