# All Questions

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19 views

### Possibility of delta greater than 1

Can delta of an option be greater than 1? Please illustrate it with an example.
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### Fair Strike for Variance Swap with no Skew in IV Surface

I am reading through Derman's 1999 research notes, "More than you ever wanted to know about Volatility Swaps." In equation B4 of Appendix B, the author takes the Taylor Series of the variance swap ...
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### sort of asked before but would be good to get updated sources of tick data

Hi: I am looking for reasonably priced quote data or ohlc minute bars for US stocks. I would want the history to go back say 2 or 3 years. I realize that getting US quote data for reasonable prices ...
104 views

### Options basics needs to be cleared

I'm not clear for the terminology of options and the mechanics of it. Any help is appreciated. For example the following statement: European call option of Apple stock with maturity 1 year and ...
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### Negative forward variance

At times, extrapolation and interpolation of ATM curves throws error that says negative forward variance is not acceptable. Please explain why this happens with an example.
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### Evaluting the SDE $dX = tds$

The process $S$ is a geometric Brownian motion with an SDE: $dS = S(\sigma dB + \mu dt)$. I'm stuck evaluating $\int dX = \int tdS$, $E(X)$ and $V(X)$.
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### Interesting Undergrad Thesis [on hold]

I'm searching for an undergrad thesis in finance. I already have some ideas, but still wanted to ask: Is there a an interesting topic that jumps to your mind, when you think about implied volatility (...
35 views

### Exotic Derivatives Model Calibration

Suppose if we will like to price an exotic option with a model,we calibrate them to natural hedging instruments that are available in the market. Do we use all the instruments as hedge or only a ...
36 views

### How to interpret CAPM model?

I want to run CAPM model on two portfolios P1 and P2. Where CAPM is Rt - Rft = λ0 + λ1 (Rmt - Rft) Results which I got: Portfolios Intercept Coefficient of Rm-Rf Adjusted R2 P1 0 i.e not sig. ...
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### Using Python Quantlib's FittedBondDiscountCurve as Evaluator of Parametric Curve - Errors

I am using Quantlib's FittedBondDiscountCurve in Python 3.7 and setting MaxIterations to 0, and giving a guess_solution, which then turns the routine into an evaluator for the parametric form I choose,...
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### SDE Parameter Estimation

Have a question about "How to estimate parameters for SDE with multiple Brownian Motions ?" Let's say $X_t$ follows the process: $dX_t=\mu dt+\sigma_1 dW_t^1 + \sigma_2 dW_t^2$ I think I've checked ...
62 views

### Stochastic Vol Mathematical derivation [on hold]

I want to understand the mathematical steps done. Can someone please simplify the derivation of d(pi) from Pi? Thanks in advance.
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### Stochastic Volatility and Sticky Delta

"Stochastic volatility models can be thought of as sticky delta model. And Local volatility model as sticky Strike." Please help me understand how the author has reached this conclusion.
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+50

### Implied vol vs Realised vol on Event Days

How implied vol varies vis-a-vis realised vol on an event days?
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### Calculation cross-currency basis

I am trying to calculate cross-currency basis on the 3-month horizon for a certain set of currencies. The formula should be $ccb = F/S (1+y_{foreign currency}) - (1+y_{USD})$ where $y_{USD}$ is Libor ...
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### ATM Curve Construction: Short-Dates

Please explain example 1 and example 2. In example 1 how does 6 appear in the square root function. And in example 2 it is written:" Assume it is known that spot will be completely static during the ...
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It's written in a book by Giles Hewitt : " The bid-offer spread quoted on a Strangle in volatility terms will usually be wider than the ATM spread to the same maturity because strikes away from the ...
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### Where to find the components of an index and how to replicate it by subset selection?

I am interested in replicating the performance of the eurostoxx 50 index using different statistical methods. That's what ETFs do, right? How to replicate an index using subset selection? I think I ...
36 views

### LP for max stress test

I'm trying to find a solution to the following problem: Assume a portfolio of $n$ zero coupon bonds mapped in risk by their respective DV01. Assume that the ZC portfolio created cannot exceed max ...
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### Algorithmic Trading Competition at MIT

Has anyone participated in MIT trading competition before(traders@mit)? Wondering what type of data are used-tick data or bar data-and are participants connected to a web socket? Are we allowed to ...
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### Bloomberg Ticker mapping with Reuters RIC

I am trying to map Bloomberg ticker into Reuters one. For example this one: EDZ3C 96.625 COMDT Few years ago aforementioned BBG ticker would be mapped to Reuters ...
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### Aggregating quotes data for different time frames

I need to aggregate data for a higher time frame. I have data for 1 min time frame as follows ...
89 views

Are all FX trades ( RR, BF, ATM)quoted in implied vol term delta neutral trades? If trades are not delta neutral at the initiation does that mean it is speculative trading? Why/ why not?
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+50

### Finance: Portfolio - Long Short Portfolio construction

I am trying to construct a Long / Short portfolio in R. Say I have two portfolios Tech and Mature and I want to go long on the <...
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### How to compute return series for a German government bond with a 0% coupon?

Recently, the German government issued a long-dated bond with a 0% coupon. I'm trying to implement a historical VaR model and would like to know the best way to model the historical returns of this ...
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### Correlation coefficient without cash flows?

I'm an intern at a company and one of our tasks is to calculate the the probability of default of both participants of a Swap(a Client and a Bank), for which we first need the correlation coefficient ...
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### Frankfurt stock exchange companies

I can't seem to find all the symbols for companies traded at Frankfurt stock exchange, presented as csv (or any downloadable format). Could you help me?