Questions tagged [option-greeks]

-a collection of statistical values that measure the risk involved in an options contract in relation to underlying variables (Delta, Vega, Gamma and Theta)

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compare theta value in the long call option

I read a lot about theta and I get confused. If I plan to buy a long call option to bet the stock price will go up. Is larger theta value better or smaller theta value better in terms of profit gain? ...
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110 views

negative delta for bull put spread

I am working on bull put spread. Currently the spot is way below both the strike prices. So one strike is deep in the money and other is in the money. Net position delta retrieved from Bloomberg for ...
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3answers
77 views

Holding all other parameters constant, why is theta higher for ATM calls than for ATM puts?

Compare theta for ATM puts and ATM calls with all other parameters (e.g. volatility, strike price, price of underlying, risk-free rate, etc.).
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1answer
66 views

How do I know what option on a particular stock X will move the most?

Say for instance I have a view that MSFT in the coming 3 months is going to come out with a big upgrade to their full year guidance. Let's assume in the event that this happens the stock goes up a lot ...
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1answer
96 views

Which option greeks explain the majority of an option's price move?

I have recently picked up a few derivatives books for leisurely reading and have started to look into the option greeks. There are many e.g. delta, vega, theta, and gamma. There are others which are ...
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2answers
94 views

Put IVs being more than Call IVs - Can this be considered a bearish signal?

If in an Option Chain, 1) Average Put IVs are 4-5% more than average Call IVs 2) IV of Put Options, in general, is more than IV of equidistant Call Options (For eg . - For a stock @ 100 spot price, ...
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3answers
961 views

How to Hedge delta and gamma of a put option simultaneously?

Say you took a short put position of 100 options (as you feel the option is undervalued). This put has a Delta of -0.5, so to make the portfolio delta-neutral you short 50 shares of the underlying ...
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1answer
153 views

Is there a Greek that describe the sensitivity of an option's time value to strike?

Is there a Greek that describes the sensitivity of an option's time value to the strike price? Or is option time value independent of strike? It's obvious that strike doesn't change once an option is ...
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173 views

What exactly is the profit and loss of a portfolio?

I've searched all over the internet, but have not found the answer to this question. When we 'delta-hedge', we make the value of a portfolio 0. Now, we know that an approximation of the change in a ...
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1answer
208 views

How much does the volatility change for a 1$ move in the underlying

Is there a quick and dirty way to approximate how much the volatility of an underlying would change for a 1$ move in the underlying. The individual option Greeks measure the sensitivity of an option ...
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1answer
606 views

Estimate a future option price given greeks and a 1$ move in underlying

Let us say underlying is at 50$, and the 50 call is at 0.50. delta=0.5, gamma =0.5, theta = .02, vega = .10. I apologize if these numbers are not realistic, I am very poor at Greeks. My question is: ...
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316 views

Calculating greeks from given option information

I have some software that spits out information about an option. Strike, underlying information, etc, but I cannot get the greeks using this software. Given that these are American options, is there ...
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4answers
17k views

How does a delta signify the probability of expiring in the money

I was watching this video on option greeks and the guy said (at 34 min): If an option has a delta of 34, it has a 34% probability of expiring in the money? Is it possible to understand it intuitively ...