When it comes to option trading, you are faced with two attractive opportunities: option buying and option selling. Imagine option buying as holding a ticket to opportunity, where your risk is limited to the price of the ticket, but the potential rewards can soar to any amount when the market moves in your direction. On the other side, selling the option is like being the one who is offering that ticket.
Here you get paid for the ticket, but with some responsibility, if the market moves in the desired direction of option ticket, you are the one covering the whole cost. Option buying and option selling have their unique set of risks and advantages which suit traders according to their trading skills, trading setup, risk capacity, and period of position holding.
Options trading is like an insurance business in the financial sector. While a trader or investor may want to insure his existing profit against any future price fall or rise, he buys an option paying a particular premium, known as option buying. The option seller promises to compensate the buyer’s losses against future price movement in the opposite direction, surpassing the strike price.
Taking an example of car insurance, the buyer of the insurance pays a premium, against which the insurance company promises to compensate the loss, theft, or damage of the car, in the future specified period (say one year). In the option contract, the option buyer is the car owner, the option seller is the insurance company, and the year time period is the expiry of the option.
options buying carries limited risk, that is, the premium paid to buy the option. Options selling is the guarantee of payment against the risk, thus the risk is unlimited.
When you do option buying, your risk is limited. this is one of the main attractions of many traders, especially the new ones. The only risk is the option premium paid. Even when the market moves against you, and the option expires worthless, your maximum loss is only limited to the option premium which you paid. This allows traders to take calculated risks and set clear limits on potential losses.
Option selling on the other hand comes with an unlimited risk potential. By option selling, you take the responsibility and commitment to fulfill the risk of market movement in the direction of the option. For a call seller, if the stock price skyrockets, you are obligated to pay the call buyer the amount equivalent to the difference between the strike price sold and the current spot price. For a put seller, if the stock falls, you have to pay a different amount for the strike price sold and the current spot price.
The option buyer has the right to buy an asset at a predetermined price, the option of which he has purchased. The option seller, on the other hand, must sell the asset at a predetermined price, but has no right.
As option buyer, you hold the right but not the obligation to exercise the option. If you buy a call option, you have the right to purchase the underlying stock or asset at a predetermined strike price within a specified time frame, known as expiry. It simply means that if the market goes upwards, you are entitled to the profits between the strike price and the current spot price. This flexibility allows you to take advantage of favorable price movement or let the option expire without exercising it if the market goes against your intentions.
In option selling, you have no rights, but only obligations. a call seller is obligated to sell the stock or asset if the option buyer decides to exercise his right. Simply put, if the option buyer wants to exit the trade, the option seller has no other option, but to repurchase that option. Similarly, a put seller is obligated to buy an asset if the buyer exercises the put. It is the option buyer to decide whether to continue the trade or exit. Option seller has to obey him on his wish to exit the trade.
However, in the market, there are more market participants which provides flexibility to the option seller to sell this contract to some other trader. However, if there is no other trader, the option seller has to repurchase the option on the wishes of the buyers of the option.
Options buyer pay the premium, and that is the only cost to him. Option seller pays nothing to sell an option, but pays a margin amount to the exchange 10-20 times that option premium.
The cost of option buying is straightforward, it is only the premium paid to buy the option. This is the only cost that is associated with option buying which makes the buyer’s position simple and manageable. The premium is the maximum possible loss that the option buyer can incur. This gives the option buyer clarity on his financial position.
For option selling, the situation is different. While the seller receives the premium paid by the buyer immediately, the seller has to pay the margin amount to the exchange, for the anticipation that the market can go with the direction of the option sold.
The promised amount to be given to option buyers is unlimited, thus a margin of around 10 – 15 times of the option premium is deposited to the exchange, depending on the volatility in the market. This margin acts as a guarantee that the seller can meet his obligations in the event of option is exercised. While the seller receives the premium immediately, they carry the unlimited risk.
Buyers of the calls expect the price to rise, and buyers of puts expect the price to fall. Sellers of calls expect the price to be neutral or fall, and sellers of puts expect the price to be neutral or rise.
The primary goal of option buying is taking rewards of the market movements. Buyers of call options expect the underlying asset’s price to rise above the strike price, the option of which they have bought. Put option buyers expect the asset’s price to fall, allowing them to sell the asset at a higher price to the option seller.
Option selling on the other hand gives benefit when the market remains neutral or moves in another direction of the option they have sold. A call seller would expect the asset’s price to remain neutral or go down, till the expiry period. If the asset’s price remains at or below the strike price of the option sold, they will keep the whole premium of the option. A put seller expects the asset’s price to remain neutral or be above the strike price till the expiry.
If the Infosys monthly call option with a strike price of 1960 is sold by an option seller at Rs 20 (20 * 400 = 8000), he will expect the asset’s price to remain at or below 1960 till the options expiry. He received 8000 as a premium and will keep all of 8000 if the Infosys spot price closes at or below 1960.
With time, options lose their values, and time decay goes in favor of the option seller, and against the option buyer, as the expiration date comes closer.
One of the most crucial aspects of options buying and selling is theta decay i.e. time decay. As the option approaches its expiration, it loses its value. For the option buyer, time decay works against him, because he loses the value of an option that he bought. The longer the option buyer holds the option, the more he loses value even when the underlying asset moves in his desired direction.
For option sellers, time decay works for him. As the expiry comes near, the value of the option decreases. This is the sole reason why despite the high risk attached to option selling, traders sell options.
If the Infosys 1960 call option is sold at the start of the month at Rs 20, and if the Infosys price is 1960 after 15 days, the option price comes to around 10 (assuming volatility at 12). If the spot price is 1980 after 15 days, the option price will be around 30 instead of 40.
Option buying involves purchasing a call or put option, for speculating price rise and price fall respectively, of the underlying security, in the future. Option buying has been made to act as a protection against any possible damage to the positions taken. There are some advantages and disadvantages of buying an option.
Types of options you can buy are two: call option and put option.
Buying a call option is a bullish speculation, which means the trader expects the underlying asset’s price to rise in the future. The other advantage of buying a call option is that the maximum loss is limited and the maximum profit is unlimited.
It is because the call option buyer is paying a premium in the form of call option buying. The potential unlimited gain is theoretically possible as the asset price can rise too infinitely. Buying call options allows the traders to take leverage of the asset.
It means to benefit from the price rise of the asset. All investment is not required to be invested into it, but a portion is invested in the form of call buying and the rest money may be invested in another security or a safer investment alternative like Sovereign bonds or commercial bonds.
Buying a put option is a bearish strategy and the trader anticipates the prices to fall in the future. As the asset price declines, the put option premium increases in value and price and thus the trader benefits. The potential gain can be substantial as the price of the security falls below the strike price of which the option is bought.
Buying a put option can also be leveraged as all the money is not required to benefit from the fall of an asset, but to buy a put option, and invest the rest amount may be invested in a safer investment alternative like government bonds.
Leverage in option refers to the ability to put a large amount of capital into an underlying asset or simply a trade, while actually paying a relatively much smaller amount, which is known as option premium. As we have discussed about the premium and its fundamental meaning, leverage is used by fund managers and mutual funds to buy option for an asset, and park the rest amount in safer investments like government bonds or FD.
The amount on risk is only the option premium paid, which might be 5 or 7% of the total amount an investor has, and the remaining amount he can park in a safer investment. Thus leverage in option allows the trader to benefit from the expected movement in the price of a security, without investing the whole amount into that security.
For example – if an investor has 1 crore funds. He may buy options worth 5 lakhs in security which he thinks can rise in the coming months or a year, and for the rest 95 lakhs he can buy commercial bonds or T-bills for safer and secure returns.
Option buyers use leverage to increase their potential returns, but they also accept the risk associated with losing the total premium paid.
Option buying offers some attractive advantages which make it a go-to strategy for traders who look to capitalize on the moves of the market with very limited risk. Some of the key benefits are –
The traders who want to take calculated risk with clear boundaries on capital, there is no such thing as option buying. It’s a combination of limited risk, leverage, flexibility, and unlimited gains.
While option buying comes with alluring benefits, it is also crucial to understand the various risks attached to it. Here are some key challenges of option buying –
The premium is greater for greater expiry because the second call option has to cover the whole 365 days in Sep (2025) expiry whereas, the second call option has only 30 days to expire and therefore, less probability of price movement above the strike price. Remember the car insurance example where the insurance is renewed after every year. Here in financial options, there are various expiries like one week, one month, and years.
While option buying offers high rewards and controlled risk, it is not free from pitfalls. By understand the risks of time decay, expiration, significant movements, and volatility crush, option buying strategies can be better managed, and informed decisions can be made.
Some of the popular option-buying strategies are adopted by investors and traders when they estimate an asset to take a move shortly.
Option buying strategies offer a powerful yet manageable way to capitalize on market movements with limited risks and high potential. However, success requires careful planning, a disciplined approach, and risk understanding as risks can quickly erode profits.
Option selling involves selling the call and put options. The option seller is the insurer of the investor’s profits/portfolio. It is also known as writing or shorting, as the option seller underwriters or takes the guarantee to pay for the losses for which the option premium is taken.
When it comes to option selling, traders can sell call and put options which is discussed below.
If the seller thinks that SBIN will not breach above 800 (or may go down), he will short call of 800.
If the seller thinks that SBIN will not go below 800 (or may go up), he will short put of SBIN 800.
Thus , selling or shorting is an exercise in which you take the guarantee of reimbursing the losses in case of reverse market movement, for a premium which is immediately taken by you. Statistics show that shorting is a more profitable trade as only 1 out of 20 trades make a significant move to reward the option buyer at expiry.
Leverage in option selling functions differently, in contrast to option buying Selling options appears to be an instant profit because you get paid in advance for the option. The fact that you are taking on potentially significant liabilities with a comparatively low margin need, however, is what gives you leverage. Stated differently, the amount of risk you assume exceeds the premium you have been paid.
The risk-to-reward ratio can become highly asymmetric if the market moves against your position. Your losses could mount up quickly, much exceeding the premium you initially received. Whether you sold the call option or the put option, you are still exposed to significant risks. This creates a leveraged effect. You are required to give only a part of the full value as a margin requirement. This makes the return on investment potential significantly high.
The use of margin not only magnifies the potential profit but also potential losses, as the losses can far exceed the premiums you receive. If you relieve a 10% premium against your margin requirement, you can also make a loss of 50% against your margin requirement. Thus, while option selling offers steady income, the leverage involved in it can dramatically amplify the gains and losses. Traders must be cautious and plan accordingly to save large financial consequences from selling.
Option selling offers unique benefits, especially for traders who look to make limited but consistent profits, obviously through risk management. Some of the benefits are discussed below.
Conclusively, option selling is an attractive strategy for consistent and limited income, but high exposure of capital.
Option selling can provide steady income, but it also comes with various risks associated with your capital. Some of those risks are:
The list in the above chart explains the important statistics. The first one is the probability of profit, which is not any estimation of market movement but is purely based on a mathematical formula of the options expiry and options Greeks. The maximum profit here shown is 23,625 which is the option premium, the seller gets once he sells the option. The seller will get the entire premium if the SBIN closes at or below 800 at the September expiry.
While option selling can be lucrative for consistent income, it has sits own high risks associated. It requires deep understanding not only of market, but also of risks associated with it. Strategic use of margin and hedging is required to work in it.
To cover the risks and to obtain benefits of strategies involved in option selling, some of the popular option-selling strategies are explained.
Choosing an options strategy like the covered call is similar to driving a car. There are a lot of moving parts. But once you have understood the characteristics, you can drive towards your destination. Before starting to drive, you must understand the risks involved and be comfortable with the risks.
For example – the current price of SBIN is 800. The seller will sell 800 calls and 800 put. This will hedge each other while also trying to benefit from the theta decay.
These popular option-selling strategies are designed to capitalise on theta decay, neutral markets and specific price movements. Each strategy has its own risk reeward, and traders must carefully examine every strategy with their trading setup.
Straddles and strangles are the option selling strategies where the option seller anticipates the market or the asset price to remain more or less stable.
Option spreads are the common strategies used to minimize the risk or bet on various market outcomes with the use of two or more options.
Options spreads, whether a horizontal, vertyical or diagonall spread, offer trades a versatile toolkit to manage their risks while effectively benefit from the option selling, and maximise their returns.
This is the safest option selling strategy, which has the lowest probability of loss. Even in the case of loss, it will give the least loss as compared to other strategies, and also safeguard the trader from sudden changes in the market like war or election results. It is done by creating a sell strangle or straddle, the addition to this is buying call and put options of far strike price to limit the maximum loss possible. This limits the exposed capital, and removes the tag of unlimited loss in option selling.
Both iron condor and iron butterfly are powerful neutral market strategies which cpitalise on limited price movements and time decay of the underlying assets. This makes them popular among traders seeking steady returns with limited risks.
Choosing between option buying and option selling depends on two major factors – capital availability, and mental discipline. It is very important to have a deep understanding of the working process of both option buying and selling, the very purpose of options, and the risks associated with it.
It is advised that sticking to one strategy does not always work as market dynamism does not allow a one-size-fits-all strategy. There are some factors which are required to keep in mind while choosing a strategy. These factors are mentioned below.
Experienced traders and investors often use mixed strategies to deal with the market at different times. They can sell the options with adequate hedge through buying options in the same trade, this limits the maximum loss while benefitting from the theta decay. When the volatility index and option Greeks do not support hedging, in other words, hedging becomes too costly against the reward, they sell naked options. And in an event or anticipation of an event, they buy options and wait to see the market sentiments and reactions.
Both the option buying and option selling can be profitable under certain market conditions. Option buying offers high gain potential with the least risk, with time decay against it, while option selling provides consistent profits, income, and time decay benefit, but involves unlimited risk and higher capital.
Theoretically yes. But when properly managed other risks, option sellers take the benefits of theta decay. The asset price soars, and then corrects itself to some extent, and there are very less chances that the asset price rise substantially in a short period.
The option seller promises to compensate the buyer’s losses against future price movement in the opposite direction, surpassing the strike price. Try to recall the car insurance example. The option seller is the insurer to the option buyer and if the market goes against the positions of the option buyer, he will pay the buyer the compensation amount. Thus the exchange charges you the marginal money to fulfill the promise made by the seller to the option buyer.
For example, if the option buyer buys an option of nifty 25000 pe (put), he is insuring that the seller will pay him the amount equivalent to the points below the 25000 strike price at expiry.
If nifty expires at 23000, the seller has to pay the buyer 2000 points (25000-23000), i.e. 2000*25 = Rs 50,000. Thus a margin is taken so that around 4000 points fall should be covered. You have to assure the exchange that you are ready to pay the amount in case of nifty goes down (or up, as the case may be). This is why options are an insurance product.
Conclusively, it can be observed that option buying and option selling is primarily made to hedge the funds and if the traders want to use this instrument as a measure of earning trading money, they have to carefully examine the nature and character of the options, while keeping in view all the factors which affect the option value. These factors are more or less available on trading and brokerage websites. Hence all the information must first be obtained, strategy must be made by the loss potential and risk capacity, and traded with disciple and practical approach.
Arjun is a seasoned stock market content expert with over 7 years of experience in stock market, technical & fundamental analysis. Since 2020, he has been a key contributor to Strike platform. Arjun is an active stock market investor with his in-depth stock market analysis knowledge. Arjun is also an certified stock market researcher from Indiacharts, mentored by Rohit Srivastava.
Shivam is a stock market content expert with CFTe certification. He is been trading from last 8 years in indian stock market. He has a vast knowledge in technical analysis, financial market education, product management, risk assessment, derivatives trading & market Research. He won Zerodha 60-Day Challenge thrice in a row. He is being mentored by Rohit Srivastava, Indiacharts.
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