# Delta option, Mike And His Whiteboard

Content

Mnay thanks!

## Four Reasons You Need to Understand Delta When Trading Options — tastytrade blog

June 27th, at am Please help me for delta hedging or delta skew. How can i delta option them. Peter February 19th, at pm Hi Eg, Mmm In the option markets, the volatility will be different for every strike price - for equity options, downside strikes generally have a higher volatility as stocks fall faster than they rise and hence will reach the strike faster than for upper strike prices.

I could be wrong though - there may well be a quantitative explanation for this, however, I had a quick look through Natenbergs' - Option Volatility and Pricing but couldn't see it explained. If you find another reason for this, please let me know and I will document it here.

Eg February 19th, at pm Given lognormal prices it would delta option expected that, say, a 30 Call would have a higher time value than a 20 Put when the price is at 25 both equally OTM due to the slight skew to the positive.

But why does a 30 Put have have a higher time value than a 20 Call when the price is 25? You would expect it to be the other way around! It seems to depend on the strike, but why? Mike February 15th, at am Is a portfolio consisting of a Long Put and a Long Call delta-neutral if both options have the same Strike price and are trading at the money?

Peter January 19th, at pm Thanks Eric! I work in software sales and trade in my spare time ;- Eric January 19th, at am Thank you very much. Excellent site delta option - what is your line of work?

Does the same go for the delta? Is it only theoretical since the change in price is assuming hte market is using BS to price the option?

Thank delta option, Peter November 9th, at pm If the underlying stock drops by 5pts then the option price theoretically will either rise or fall depending on if it is a call or put option by 0. Ty November 9th, at pm So what happens if the underlying stock price goes down 5pts, and the delta was.

Chris November 2nd, at pm Yes, I think the diagrams imply a normal distribution of share price movements, but I guess that's because of the erroneous assumption in black-scholes.

Peter November 2nd, at pm Hi Chris, Yes, the skew affects the prices and hence the greeks of calls and puts differently. Generally, for equity options puts have higher volatilities than for call options with the same strike difference from ATM. Is this what you mean? Chris November 2nd, at pm Thanks this site is very delta option. Could you clarify one thing - assuming equity movements are skewed to the downside, would skew alter the delta of a put option vs a call option i.

Jose September 26th, at pm Today apple calls have been tradin with an inverted delta curve, meaning OTM calls have a higher delta than ATM calls.

### Four Reasons You Need to Understand Delta When Trading Options

Is that common. Can someone explain this to me? Peter September 4th, at pm No, the graphs are correct. You are not reading them correctly. For an OTM put the delta is zero, which is what this graph shows.

But because the stock Delta option the underlying its delta is always 1. Peter August 16th, at am That isn't possible: the delta of a stock is always 1. Peter June 25th, at am Yes, exactly. The graphs above are for long call and put deltas.

Delta Positive Figure 3: Delta signs for long and short options. The delta sign in your portfolio for this position will be positive, not negative. This is because the value of the position will increase if the underlying increases. Likewise, if you are short a call position, you will see that the sign is reversed.

Anita June 24th, at pm HiWill the graph of short call and short put be the inverse of the 2 graphs shown above. Peter March delta option, at pm Hi Tom, you'll need some kind of option pricing software to do this. You can use my option pricing spreadsheet as a starting point. However, you might also want to check with your broker as many online brokers provide such functionality in client front ends.

What broker do you use?

TOM March 1st, at pm If i buy 10 calls and 10 puts ATM of a 50 dollar stock, and say the calls cost me 4 each and the puts cost 3 each and the expiration is 60 days out, when the stock moves up or down how do i know when and how to adjust to get back to delta neutral. As the stock goes to 53 or 47, how do i know what the delta is and how do i trade it Peter February 11th, at am Yes. Saravanan Delta option 11th, at am I am from india.

### Options Trading Strategies: Understanding Position Delta

I am a basic learner of options. Is put delta nd put option value inversely proportional? Anyway, it just means that if the base price e. Peter December 22nd, at pm Yes, although it doesn't depend on the time to expiration as delta option as it does on the interest rate. You can try it on this web based online option calculator. Peter November 23rd, at pm Yep, you're right. Thanks for the clarification! K November 23rd, at pm Hey Peter, Love your site. Good work, and thanks.

Your last comment on this page was, "the put delta will also decrease as the option moves further out-of-the-money.

### Meet the Greeks

Peter October 10th, at am No, but here's an online version; [link removed, site no longer active] George October 9th, at pm I guess it can't calculate the Greeks of barrier options any links? August 28th, at am How do you mean Peter August 1st, at pm It's the relationship between volatility probability of option expiring in the money and time being non-linear - asset volatility follows a log-normal distribution.

Option Theta is highest for strikes at close to the money and tapers off either side in a non-linear delta option. Peter June 3rd, at pm You'll have to calculate the Greek values. You can use the spreadsheet found under the pricing link. Or, you can go to; delta option.

Long Call option profit is virtually unlimited So call option can give you more returns than a put option and hence delta of ATM call is greater than a put. Ray June 2nd, at pm Gentlemen, where do I go to get current option delta values? Peter December 23rd, at pm I disagree.

It is the compounding of those factors that causes the curve to skew to the upside, hence becoming log normal. Without compounding the curve is symmetrical as the returns to the upside have no bias over those to the downside. When you begin to compound the returns, you delta option notice that a compounded negative rate of return yields a lower absolute change than delta option return that is positive. The LGD is not used over a normal because option models are "continuous".

Both normal and lognormal are continuous. Lognormal is used for the simple fact that is a natural way to enforce positive asset prices. This in turn introduces a skew that does not exist in the normal distribution. Continuous compounding rates, dividends, and volatility, have absolutely nothing delta option do with it.

Alan December 17th, at pm Thank you very much Peter. Really appreciate your help.

### Option Delta

Peter December 15th, at pm Hi Alan, Yes, this is due to the Log Normal Distribution curve that is used by the Black and Scholes model to estimate the "rate of return" interest and volatility. The Log Normal curve is used over a Normal Distribution because option models are considered continuous, where volatility, interest and dividends are taken to be continuously compounded and hence produce and upward bias in returns.

Would appreciate if you can delta option to explain. Peter November 10th, at am Hi Ashi, a Box Spread is a combination of two opposing vertical spreads i.

Both spreads would have the same strikes and expiration date.

### Option Delta Videos

The idea is that the credit received for the short spread is more than what is required to be paid for the long spread and delta option a risk-free profit is locked in. Regarding Collars vs Bull Spread A Collar consists of a long stock meaning a much greater burden on your trading account. Ashi November 9th, at pm Hiya I stumbled upon your page while preparing for an exam : and I found your material really useful.

And I am always confused between choosing a Collar options verus a call Bull spread Jo Jack July 7th, at am Peter, Your graph is correct. Thank you for all the information on this site. The graph is showing the delta of a 50 strike put option, which has a negative delta. As the stock price declines, the option becomes shorter hence the delta approaches When the put option is deep in the money the delta will reach -1 and behave like a short underlying position.

As the stock price increases and becomes out of the money the delta will approach zero and eventually become worthless. Let me know if you dissagree. Steve May 22nd, at am Your put option graph is reversed. The red line in the bottom graph should has the wrong slope.