Questions tagged [option-strategies]

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7
votes
1answer
827 views

Risk management tools for long term Gamma/Vega sellers subject to margin calls

TL;DR: if you're a retail investor and you systematically sell long-term vertical spreads while staying Delta-neutral, your main risk comes from Vega and the Gamma of opening gaps that can throw you ...
2
votes
1answer
39 views

How to find the price variance of an infinitely expanding Binomial Tree?

How to find the price variance of an asset in a Binomial Tree Model? Suppose the price of the Stock is $S_t$ at time $t$ and it has a probability of $p$ that will go up $u$ times to $u \cdot S_t$ and ...
-3
votes
0answers
40 views

Payoff decomposition into call and put options [duplicate]

Hey how can I write this payoff as linear combination of calls and puts? $$h\left(S_{T}\right)=\begin{cases} 0 & S_{T}<40\\ S_{T}-50 & S_{T}\in\left[40,60\right]\\ 10 & S_{T}\in\left[60,...
1
vote
1answer
848 views

Would it be possible to combine long butterfly with long straddle, achieving profit no matter the outcome?

This has been bugging me for a while, I feel like I'm missing something. Simply put, a long butterfly will make profit if the price at maturity does not change much, as shown below A long straddle is ...
2
votes
1answer
60 views

Confusion about optimal choices with exotic options

With exotic options, holders usually face choices at certain times. In my understanding, the price of the option is determined by assuming the optimal choice is taken and computing the discounted ...
37
votes
11answers
52k views

Are there any good tools for back testing options strategies?

There are all kinds of tools for backtesting linear instruments (like stocks or stock indices). It is a completely different story when it comes to option strategies. Most of the tools used are ...
0
votes
0answers
16 views

Determine if max profit/loss on group of option legs is unlimited

Say you have a group of option legs for a symbol either for a strategy like a vertical spread or maybe an iron condor. Each with different strikes, expiration dates, etc. Without identifying the type ...
3
votes
2answers
1k views

Replicate a Portfolio with Given Payoff

Looking for a convincing general strategy [not trial and error] to solve these kind of questions: Any help will be super helpful! Thanks a bunch! Replicate a portfolio on an underlying asset $S$ ...
7
votes
4answers
577 views

Implied volatility of a complex options position

Assume I have a "complex" options position like a straddle, strangle, or iron condor. In other words, several options traded together as a single position against one underlying asset (not a basket ...
1
vote
1answer
64 views

Pairs trading on two options or option and underlying?

I have been looking into pairs trading strategies (stationary linear combination of multiple securities) for options. Multiple related options or option and underlying over small periods of time such ...
1
vote
1answer
55 views

Call spread hedge

I'm trying to understand how a call spread is used for FX hedging. The example that my book gives is when we have USD receivables in 12 months which we want to convert to EUR and we want to hedge ...
5
votes
2answers
319 views

Analysis of Unbalanced Covered Calls

Hello I am doing an analysis on covered calls with and extra amount of naked calls. Ignore the symbol and current macroeconomic events. I couldn't find any reference to this strategy (unbalanced is ...
1
vote
1answer
64 views

Strategic Asset Allocation and Multi-Asset Class Option Based Tail Risk Hedging

If a Strategic Asset Allocation is defined as an asset allocation to weather all investment environments and one which should be employed in the absence of any market views, it would appear that the ...
0
votes
2answers
98 views

Option seller: Why is delta hedging required if I am long/short the underlying with same number of lots as the OTM options I sold?

Situation: Sold OTM call while long the underlying. Stock did not tank, it went up too much breaching the breakeven point (strike price+premium). If I sell 1 lot of call options and I am being long ...
2
votes
1answer
66 views

Is there a sound logic for buying a portfolio of call options in the same ratio as you would buy the underlying shares?

Suppose I believe it would be profitable to build an investment portfolio by investing, say, USD 30,000 in stocks in the following ratio: 30% in shares of CompanyA, 30% in CompanyB and 40% in CompanyC....
0
votes
1answer
57 views

Managing/Hedging strangle with futures at strike prices

Since I am very new to options, I thought would be great to ask the opinions of the experts in this group. Please note that I will hold strangles till expiration. The goal is to sell strangles (OTM ...
0
votes
2answers
141 views

Why are there so many S&P 500 call options selling with strike @1000?

I am analysing option-implied RNDs and risk preferences for my masters thesis, so forgive me if I sound like a beginner in derivatives. I use WRDS to download my historic options data. I am looking at ...
-2
votes
1answer
82 views

How Are Option Model Assumptions Justified In Practice

I am reading this article, and I am wondering how comments like there may be a 50/50 chance that the underlying asset price can increase or decrease by 30 percent in one period. are reconciled with ...
2
votes
0answers
171 views

How to implement an “Active Long Volatility” Strategy?

The research paper "The Allegory of the Hawk and Serpent" describes an asset allocation referred to as the "Dragon" Portfolio, which allocates 18% to "active long volatility&...
1
vote
0answers
51 views

Option Based Portfolio Insurance OPBI Simulation Excel

I want to simulate an example of OBPI in Excel. I can't find any example online with random figures that show how to simulate it. I tried to understand the appendix of Perold (1995): Dynamic ...
4
votes
0answers
95 views

What put options would the Universa Tail Fund have bought?

According to this Bloomberg article, Universa was up 3,600% in March 2020, by hedging with extremely out-of-the-money puts: https://www.bloomberg.com/news/articles/2020-04-08/taleb-advised-universa-...
0
votes
2answers
83 views

Why are these deep in-the-money FLEX options seemingly bought at a discount?

98% of the initial reference value is .98 x 267.88 dollars, which equals 262.52 dollars. However, the market value of each call contract they purchase is 247.42 dollars. How are they purchasing these ...
11
votes
2answers
11k views

Gamma Pnl vs Vega Pnl

Why does Gamma Pnl have exposure to realised volatility, but Vega Pnl only has exposure to implied volatility? I am confused as to why gamma pnl is affected (more) by IV and why vega pnl isnt affected ...
0
votes
1answer
45 views

Calculate borrow/loan or repo rate

I was given this question on interview and couldn't find an answer in time (it is a software developer job in a place that deals with options). Can someone explain how to do this or point me to a good ...
0
votes
0answers
44 views

Reference request for equity index gamma modeling

I read this article a while ago https://www.zerohedge.com/markets/all-you-ever-wanted-know-about-gamma-op-ex-and-option-driven-equity-flows and i've found a lot of success trading options using these ...
2
votes
6answers
422 views

What is the benefit of holding a short option?

I am new to corporate finance and I ask myself why an investor is interested in being short an option? He can only can win a premium but he can lose much more. I understand with being a short, I cap ...
2
votes
1answer
41 views

Calculating a Covered Call Strike with N% Probability that Shares Won't be Called Away

I'm starting to experiment with covered call strategies, and I'm trying to find the right strike price to sell for my covered calls such that I can maximize premium while being generally "...
-2
votes
1answer
77 views

Optimal Covered Call Strategy [closed]

How do I compute the optimal strike / expiry / when to close or roll for a covered call strategy on a highly liquid underlying (e.g. SPY)?
2
votes
1answer
498 views

Simple strategies for tail risk hedging that retail investors can use

Universa Investments run by Mark Spitznagel popularized the idea of portfolio insurance (also known as tail hedge) protecting the investor against severe market declines (tail risks). By using this ...
0
votes
1answer
101 views

Double Call Option

A double call option allows the holder to either exercise at time $T_{1}$ or time $T_{2}$, where $T_{2}$>$T_{1}$. With corresponding strike prices $K_{1}$ and $K_{2}$, it can be shown that it is never ...
1
vote
3answers
80 views

Equivalent combination of puts

Suppose that a certain stock is currently worth $S_0=\$61$. Consider an investor that buys one call with a strike price equal to $K_1=\$55$, that costs $c_1=\$10$, buys another call with strike price ...
0
votes
1answer
56 views

What does buying back a “short strike” for .05 mean?

What does the red phrase below mean? doougle. 7 points 3 years ago. This is one of the "not as easy as it sounds" things about options. You always hear things like "Make money if the ...
0
votes
1answer
63 views

What are an option's “tested” and “untested” sides? [closed]

What does 2 below mean? Adjust what once? What do tested and untested side mean? teamspritemini. 2 points 3 years ago My preference is as follows: If Naked, 3X premium as stop ...
0
votes
1answer
119 views

Active vol strategy within a portfolio

Suppose I'd like to have 10 % of my portfolio allocated to "long volatility" by rolling straddles . Obviously going all in on one trade implies significant risk of losing all the money. Does anyone ...
0
votes
1answer
224 views

How to normalise options? Normalise strike price, premium, tenors

I would like to normalise options, to being able to compare it. Make price of underlying symbol = 1, have same tenors, and same step for the strike price. 1) Use 1 as stock_price and scale ...
0
votes
0answers
25 views

How to visualise Option Strategies P&L with different dates in 2D?

How to visualise P&L of Option Trading Strategy with different dates in 2D? To better understand, get intuitive feeling and think about what's going on. Especially highlighting the maximum ...
2
votes
2answers
177 views

Books on options trading with a practical bent?

just curious to see if anyone here has come across a book or books on options trading with the practitioner in mind? My lecture slides for instance, go through black scholes and the ins and outs of ...
1
vote
2answers
98 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 ...
4
votes
1answer
103 views

How to model/price the risk of Covid-19 and other pandemics

How would you model and price the risk of Covid-19 pandemic? These large cost low probability events with very little history seems to pose a particular challenge when quantitatively modeling and ...
0
votes
1answer
37 views

Calculate 6 month- return for an investment [closed]

Assume that the price of DF stock went from a price of $104 on March 2 to 146 on April 1. With a current stock price of 146, Invest all of your amount 14,600 in the DF stock (buy 100 shares) ...
0
votes
1answer
73 views

Question about the writing a call option on an existing portfolio of stocks [closed]

My question is Please discuss about the following statement “ the advantages and disadvantages of writing a call option on an existing portfolio of stocks” Note that I read an article nearly ...
3
votes
3answers
316 views

Are there any books/articles on how to use options to be long volatility (implied or realized)? [duplicate]

Given the market turmoil of late I have become fixated with this idea of using options to be long volatility (realised and implied). However, I dont know where to start, what to read, who to follow ...
2
votes
0answers
95 views

Are there trades that long gamma (convexity) and short volatility at the same time?

Likewise, are there trades that short gamma and long volatility at the same time? Under fixed income context, are there trades that short convexity and long volatility at the same time?
1
vote
0answers
79 views

How to price a put option on a multi-asset fund? Confused by risk-neutral pricing implicaton on real world

The fund has super track record with stable vol. The chance for this Put to pay out is very low in real world, but a B/S risk-neutral pricing would give a very high cost. I am struggling with the ...
1
vote
0answers
37 views

Selecting strike prices for put-writing strategy based on Z-scores

I'm trying to replicate the put-writing strategy of Jurek and Stafford from 2015 (The Cost of Capital for Alternative Investments, Jrl. Fin. SSRN). Their strategy writes index put options on the SP500,...
0
votes
1answer
63 views

Is it possible to use options to increase the yield of a dividend paying stock?

I was wondering if it is possible to use call options (selling call options) to increase the yield of a dividend-paying stock (that I already own) by 1-2 percent per year? What are the cons of this ...
1
vote
1answer
91 views

Hedging delta when gamma is positive

If I have an aggregate position with a positive gamma, should I still be delta neutral? I feel like I'm giving up the positive benefits of being gamma positive because I'm killing my delta constantly.
2
votes
1answer
407 views

Effective gamma/vega hedging

I want an options position where I can short some options to pocket the premiums and benefit from the time decay. I also want to be vega and gamma neutral. Is there an established way to find which ...
0
votes
0answers
166 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 ...
3
votes
2answers
823 views

Portfolio Delta - long call, long put and short call

First and foremost, I'm trying to understand why you would construct a portfolio made up of long calls, long puts and short calls. I find this really abstract and confusing. I've tried drawing the pay-...