Questions tagged [option-strategies]

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1answer
67 views

Papers on synthetic options

I'm looking for some scientific papers to get a better grasp of synthetic options mainly the valuation, eventual time decay etc.. I've looked in my university library and only but I only found obscure ...
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1answer
65 views

varswap replication doubt

I have a doubt regarding the varswap replication- I know the portfolio of options with proper weights is a static one, and that there is a dynamic position required in underlying. My confusion is ...
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1answer
78 views

Is it possible to calculate the call-put parity for an option's portfolio?

Let's say I have designed an option's portfolio. The portfolio includes long as well as short positions in European-style put and call contracts based on the same underlying asset with different ...
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1answer
93 views

How to calculate ROI on a net credit option transaction?

If I have an option that has a net credit and results in a positive expected value (based on my own estimates of volatility), how do I calculate an ROI in order to compare with a net debit credit ...
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1answer
124 views

Time Value of Option

I am working on time value of option, and especially with dividend, and I have the following questions. First if the consider the Black Scholes models with no dividends and free interest rate $r = 0$ ...
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1answer
206 views

Portfolio with zero or negative initial cost

Let's say I have formulated an integer linear programming (ILP) problem with the objective function $$F(X)=V(T,X)-C(t,X),$$ where $V(T,X)$ is the payoff of portfolio, and $C(t,X)$ is the initial cost ...
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1answer
156 views

Replicating option strategies

I was curious if there was any references to replicating option strategies i.e. bull spread, bear spread, butterfly, strangle, straddle, etc...? Also what is the insight into replicating of these ...
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2answers
2k views

How to automatically get all options data for a particular stock into microsoft excel?

I'm looking for a way to get the entire options chain (All options expiries) for a particular stock in excel without manually copy pasting anything. It does not have to be real time and I will only be ...
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1answer
239 views

Floor and Cap problem

So I have a problem from Marcel Finan's "A Basic Course in the Theory of Interest and Derivative Markets." We are going over floors and caps, covered puts and covered calls. Consider the following ...
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0answers
43 views

Hedging option delta

Let's say I am long 1000 50 delta call options. I need to hedge my deltas now. There can be infinite ways to do this. How should I think about proceeding wit this? My first thought was, if the ...
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0answers
58 views

construction of 25 delta butterfly

Could anyone explain why the 25-delta butterfly strategy is constructed by 0.5*(25-delta call + 25-delta put) - ATM straddle? Especially, what the term "25-delta" represents in "25-delta butterfly ...
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0answers
47 views

Option arbitrage on two correlated or cointegrated underlying assets

If two indices are highly cointegrated, does it allow for some set of statistical arbitrage strategies for european options for which those indices are single underlyings ? Does answer change if ...
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0answers
24 views

Arbitrage price and American option

I'm studying American Options. If I have $X=(X_n)$ an American option, it is not possible to determine a self-financing predictable strategy ($\alpha, \beta$) that replicates the option in sense that $...
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2answers
96 views

Transaction costs in option market

The transaction costs in option market could be quite large. The bid ask spread of a SP500 firm could be around 15% of the mid-quote when I check the data. Since I do not have data on transaction ...
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0answers
45 views

Understanding delta based strike selection in an Iron Condor

I am reading a small book on the proper use of Iron Condors (link). I do not use these strategies as I have had a very hard time being profitable on them. This book mentions some strategies to ...
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0answers
131 views

Exotic option arbitrage

Suppose an exotic European option has a sub hedging (price being lower than the target) portfolio of vanilla European options all with the same expiry as the exotic option. The sub hedging portfolio ...
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1answer
111 views

To Collar or not to Collar

I have a conundrum. I have a stock that has had considerable price appreciation over the past year. Well over 100%. I no longer see any factor (or fundamentals) supporting it's current price (in the ...
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0answers
222 views

Discrete Hedging of Options

Assume that a stock $S_t$ follows simple geometric Brownian motion. Let's say we sold option whose payoff is $f(S_T)$. Now, we are only allowed to trade 2 times in the interval [0,T]. What kind of ...
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1answer
136 views

Are “American” option strategies traded OTC?

Is there such a thing as an American butterfly spread? For a European butterfly spread simply buying 1 put with strike price X+a, 1 put with strike price X-a and shorting 2 calls with strike price X, ...
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2answers
255 views

Positive PnL with long volatility strategy

Suppose I was interested in longing volatility. Suppose I bought a long straddle today which expires in 3 months. Suppose that volatility was very high in those 3 months, however, the stock expires at ...
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1answer
62 views

Strategy to write uncovered put and call

I found a strategy called "covered combo" where you sell 1 put, 1 call, and purchase 100 shares of the underlying; is there a name for doing this without purchasing the 100 shares?
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5answers
13k views

True or False? An option's price will always be greater than or equal to its intrinsic value

Since if the option's price is lower than its intrinsic value (eg. strike price - current stock price for puts), then an arbitrage opportunity arises from buying the option at bargain and then ...