Long Call
Buy a call option to profit from a rising market. Your risk is fixed at the premium you pay, while the upside is open ended.
Learn strategyBullish2 LegsDefined risk
Protective Put
Own the underlying and buy a put as insurance. You keep the full upside while capping the downside at the strike, in exchange for the premium.
By Team Agora Circle
Written by the Agora Circle editorial team. Educational content, explained for the Indian market. Not investment advice.
- Market outlook
- Bullish, but cautious. You want to stay long while insuring against a sharp fall.
- Setup
- Hold the underlying and buy 1 put at or just below the current price.
- Max profit
- Open ended. The upside is the same as holding the underlying, minus the premium paid.
- Max loss
- Capped. The distance from your entry down to the put strike, plus the premium paid.
- Breakeven
- Your entry price plus the premium paid for the put.
- Implied volatility
- Long vega on the put. Rising implied volatility raises the value of your insurance.
- Time decay
- Time decay works against you. The put is a wasting asset, like paying an insurance premium.
Strategy Overview
A protective put is insurance for a position you already own. You keep the underlying, so all of the upside is still yours, and you buy a put that gives you the right to sell at a fixed strike no matter how far the market falls. Below that strike the put gains point for point as the underlying drops, so your losses stop. The cost of that protection is the premium, which you pay whether or not you ever need it.
This is the cleanest way to think about a long call, in fact. Owning the underlying and buying a put has the same shape as simply buying a call at the put's strike: capped downside, open ended upside. Traders use the protective put when they want to hold the actual shares, perhaps for delivery, dividends, or a longer thesis, but cannot stomach the risk of a sudden crash.
The trade off is a slightly higher breakeven. Because you paid for the put, the underlying has to rise by the premium before you are back to even. Think of it as the deductible on an insurance policy. In calm markets the policy expires unused and the premium is a drag; in a crash it is the reason the position survives.
How to Set It Up
The position is your existing long in the underlying plus one bought put that sets the floor.
- 1Hold or buy the underlying. In India this can be delivery shares in the cash segment or a long futures position.
- 2Buy 1 put at the level you want as your floor. An at the money put protects almost everything but costs more; a lower strike is cheaper but absorbs some loss before it kicks in.
- 3Pay the premium. Your maximum loss is now fixed at the gap from entry to strike plus that premium.
Payoff Diagram and Example
Max Profit
Open ended. The upside is the same as holding the underlying, minus the premium paid.
Max Loss
Capped. The distance from your entry down to the put strike, plus the premium paid.
Breakeven
Your entry price plus the premium paid for the put.
Suppose you own a stock at Rs 1,000 and want to protect against a fall over the next month. You buy the 980 put for a premium of Rs 20. You still own the shares, so every rupee of upside above 1,000 is yours, less the 20 you spent on the put.
If the stock crashes to 900, your shares lose 100 points, but the put is now worth 80 points, so your net loss is capped. The worst case is the 20 point fall from 1,000 to the 980 strike plus the 20 point premium, a total of Rs 40 per share, no matter how far the stock drops.
Your breakeven is 1,020: the underlying must climb past your entry plus the premium before the insured position turns profitable. Above that, the position behaves just like owning the shares outright, with unlimited upside.
Entering and Exiting
Buy the put whenever you want protection, either at the same time as the shares or later when a position you already hold starts to look vulnerable ahead of an event.
If the market rises and you no longer feel you need the insurance, you can sell the put back to recover whatever value remains rather than letting it decay to zero. If it falls, the put can be sold for a gain that offsets the loss on the shares, or exercised to sell at the strike.
Match the put's expiry to the period of risk you are worried about. Buying protection only until the next results date is far cheaper than insuring for six months, and you can always renew.
Time Decay (Theta)
Theta is a cost here. The put is long, so its time value drains away daily, and that is simply the price of holding insurance. In a flat market the premium slowly evaporates and the protection expires unused.
To keep the ongoing cost down, many investors buy protection only around known risk events or choose slightly out of the money puts, accepting a small deductible in return for a cheaper policy.
Implied Volatility (Vega)
The bought put is long vega, so rising implied volatility increases its value. That is useful, because IV usually spikes exactly when markets fall, which means your insurance often gains value at the very moment you need it.
The flip side is that buying protection when IV is already high is expensive. If you can, put the hedge on during calm periods when puts are cheap, rather than scrambling for cover after volatility has already jumped.
Common Adjustments
If the underlying rises well above your strike, you can roll the put up: sell the current put and buy a higher strike, locking in some of the gains as a new, higher floor.
If you want to offset the cost of the put, you can sell a call above the market against the position. That converts the protective put into a collar, funding the insurance in exchange for capping the upside.
As expiry nears with the shares still held, roll the put out to a later month to keep the floor in place. Treat each roll as a fresh decision about whether the protection is still worth its cost.
Synthetic Equivalent
By put-call parity, a protective put has the same payoff as a long call at the same strike: capped downside and open ended upside. The difference is that it keeps you in the actual underlying, with its dividends and delivery.
Funding the put by selling a call above the market turns the protective put into a collar, capping the upside in exchange for cheaper protection.
Pros and Cons
Pros
- Caps the downside at a known level while keeping unlimited upside.
- Lets you hold the actual shares for delivery, dividends, or the long term.
- The put often gains value in a crash, exactly when it is needed most.
- Loss is defined in advance, which removes the fear of a gap down.
- Flexible: you choose the floor and the length of cover.
Cons
- The premium is a recurring cost that drags on returns in calm markets.
- Raises the breakeven, so the underlying must rise a little just to stay even.
- Protection expires; keeping it in place means paying again to renew.
- Buying puts when volatility is already high can be expensive.
Frequently Asked Questions
How is a protective put different from just buying a call?
The payoff shape is the same, capped downside and open ended upside. The difference is what you hold. A protective put keeps you in the actual underlying, so you receive dividends and can take delivery, while a long call is a pure options position with no ownership and a fixed expiry.
Which strike should I choose for the put?
It depends on how much risk you are willing to absorb. An at the money put protects nearly everything but costs the most. A lower, out of the money put is cheaper and acts like a policy with a deductible, letting the underlying fall a little before the protection begins.
Is a protective put worth the cost?
In quiet markets the premium is a drag, and over many months of paying for unused insurance it adds up. Its value shows in the rare sharp fall, when it caps a loss that could otherwise be severe. Most investors use it selectively, around events or when valuations feel stretched, rather than permanently.
How much can I still lose with the protective put in place?
The distance from your entry down to the put strike, plus the premium paid. In the example that is the 20 points from 1,000 to 980 plus the 20 point premium, or Rs 40 per share, regardless of how far the stock falls.
Can I use this on an index position?
Yes. The same idea works on a long index futures position hedged with an index put, which is a common way for Indian traders to protect a portfolio that broadly tracks NIFTY against a market wide fall.
Related Strategies
Collar
Hold the stock, buy a protective put, and pay for it by selling a call. A hard floor under your losses in exchange for a ceiling on your gains.
Learn strategyCovered Call
Own the stock and sell a call against it to earn premium income. You give up some upside in exchange for getting paid while you hold.
Learn strategyLong Put
Buy a put option to profit from a falling market. Your risk stays capped at the premium paid, while gains grow as the underlying drops.
Learn strategyThis page is for education only. It is not investment advice, and nothing here is a recommendation to buy or sell any instrument. Options involve substantial risk, and option sellers can lose far more than the premium they receive. Please do your own research or consult a SEBI registered investment adviser before trading. Read our full disclaimer.