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Questions tagged [quants]

For questions *about* being a quant, akin to questions on programmers.SE vs. SO. Includes soft questions, career-related questions, questions about best practices, etc.

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1answer
35 views

Security Analysis By Benjamin Graham Example Doubt

So I was reading (trying to read) Security Analysis by Graham and I came across this example ("Example 1" in the image attached below) Being the noob at finance and quant that I am, I was unable to ...
2
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1answer
53 views

Labeling and excluding specific market conditions

I'm going through "Advances in Financial ML" book and got stuck with something which is not covered there (correct me if I'm wrong). Let's assume I labeled data to 0, 1, 2 according to triple barrier ...
2
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1answer
58 views

Flexible horizon in Triple Barrier Method

I'm going through "Advances in Financial ML" book and I really like the ideas behind Triple Barrier Method and using a flexible horizontal threshold based on volatility. What bothers me is that an ...
5
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0answers
123 views

First principles in Finance

Every so often I hear people referring to the term "first principles". It seems to me that this term does not necessarily have a universally accepted connotation in Finance. Here is the general ...
2
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0answers
40 views

Adjusting company financials for acquisitions/divestitures

is there a market standard that people refer to for accounting for changes to financial period comparisons (e.g. year-over-year revenue metrics) when the company makes acquisitions or divestitures? ...
3
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1answer
155 views

What on earth is an Alpha Model in the quantative investment process?

I am confused with the useage of the concept "Alpha Model" in quantative investment. According to Qian, Hua & Sorensen (2007), the first thing in the toolbox of quantative investment process is "...
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0answers
170 views

Supertrend indicator formula

Recently i am working on an indicator called "Supertrend", however i am a hard time to get the right value. The formula ...
0
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1answer
149 views

Do quants need to know bloomberg terminal and VBA? [closed]

I am a Pure Maths PhD student who will graduate in 2 years time. My aim is to land a quant job after gradauation. When collecting more information so that I can have some edges over others, I heard ...
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1answer
188 views

What are quant trading competitions besides IQC?

I am interested to participate quantitative trading competitions. I am residing in Singapore. The only quant trading competitions that I know are International Quant Championship (IQC) and SMU ...
2
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1answer
116 views

Are questions in Joshi's book really asked at Quant interviews? [closed]

I am reading some questions in Joshi's book on Quant Job Interview Questions, and am perplexed at some of the questions in the book. Some of them are extremely easy (like, "explain the Black Scholes ...
2
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0answers
46 views

QuantLib XL Swap Valuation Fixing Dates

I want to rate IRS Swaps on an specific Valuation Date using QuantLibXL. Everything works fine besides the last Index Fixing before the Val Date. After using SwapLegAnalysis I saw that the Index ...
1
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0answers
44 views

Functional Analysis or Ordinary Differential Equations? [closed]

I am a current undergraduate and will be looking to apply to Quant Programs next year. This semester I have the choice between selecting Functional Analysis and Ordinary Differential Equations. I have ...
3
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0answers
72 views

Stochastic Differential equation: CAPM

Let $R=(R_1, \dots ,R_M)$′ denote a vector of excess returns of M assets observed at $n$ time points, $0<t_1<t_2< \cdots <t_n<T$, within a time span $T>0$. We wish to explain the ...
-2
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1answer
209 views

Work hours as a quantitative finance worker [closed]

How long does a quantitative finance worker work per day? Does he/she need to work over time? I've heard it depends on the field. Maybe no over work in big companies?
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1answer
231 views

Is being a quant as easy to look for high paid jobs as before [closed]

I've heard quants are not as popular as before, due to regulations etc, there's less things to do in terms of maths and algorithms. I wonder if it's true?
2
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1answer
311 views

Why are there so few published research papers that apply Deep Learning to Algorithmic Trading?

The only related papers I can find are: Financial Trading as a Game: A Deep Reinforcement Learning Approach (2018) Deep Neural Networks in High Frequency Trading (2018) MACHINE LEARNING FOR TRADING (...
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1answer
667 views

Choosing programming language for the next generation of a pricing library [closed]

If I were to start development of a pricing library, which programming language would be most suitable to satisfy the following needs: Implement highly parallelizable pricing models using GPU or any ...
2
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0answers
65 views

Statistical methods to compare two financial series data

I have two financial series data, x and x', where x' was formed form ...
2
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2answers
141 views

Quantitative Finance education/skills [closed]

What is currently most desired in candidates by employers in quantitative finance/algorithmic trading? Strong quantitative academic background, for example, MSc/PhD in Physics, Engineering, ...
0
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1answer
76 views

Subset selection to identify independent variables that impact the market?

Given a lot of market-related features (~100 independent variables such as emerging market, developed market, s&p 500, tech sector returns, etc), I need to select a subset of them that are ideally ...
1
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1answer
92 views

Questions related to Sharpe's return-based style analysis

I have been reading about Sharpe's return-based style analysis, which tries to determine the manager's exposure/effective asset mix to changes in the values of the asset classes. It does so by using ...
4
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1answer
897 views

Understanding Cover's Universal Portfolio Algorithm

I am trying to implement the Universal Portfolio algorithm strategy inspired by the paper by Professor Cover from Stanford. At the moment I am trying to understand the underlying logic of the ...
0
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1answer
55 views

Brownian motion

Suppose I have the process $X = X(t)$ for $t \ge 0$ given by $X(t) = \sqrt{t}*Z \,\forall t \ge 0$ where $Z$ is normally distributed with $N(0,1)$. Is this a Brownian motion? Solution yields: $$X(...
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0answers
341 views

Recommendations on Quant Study Path

Hello, I'm looking for suggestions and tweaks to my study plan. I'm planning to go down the list, and I hope to finish all of this in 2-3 years. For Starters Some general college level statistics ...
-2
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1answer
513 views

Log-moneyness definition [closed]

Define the time-0 log-moneyness of a call on stock $S$ with strike $K$ and expiry $T$ to be: $$\log(S(0)\exp(rT)/K)$$ What does it mean for the strikes K to be at-the-log-moneyness?? I guessed this ...
2
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1answer
223 views

Long term career trajectories of quants [closed]

Every year a place like Goldman Sachs hires dozens of new strategists (quants) and the same can be said about many other firms. Some of those quants become managing directors and are set for life. But ...
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1answer
493 views

quantstrat for backtesting vs. writing one's own code in R

I have invested a few years in learning R and have developed a number of Monte Carlo backtesting scripts. My question is this: In general, for a person with some experience writing R code who is ...
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2answers
725 views

Is there any public data to get OIS for differal time (1d, 1W, 1M, …, 10Y)?

I want to get data of Overnight Index Swap, also known as OIS rate, there is any public why to get this always from yesterday? For example, I want to get EFFR(Effective Federal Funds Rate), I can get ...
1
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1answer
145 views

How should I develop my coding ability in order to set myself up for a quant role? [closed]

First of all, I apologise if similar questions have already been asked; I've googled around but most similar questions aren't focused on developing specifically quant-friendly programming skills. I'm ...
2
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0answers
165 views

Derivative and Credit Risk Modelling

I am looking at acquiring a system to help with multi-instrument modelling. Across the spectrum Equity/FI/Swap/Repo/CDS/FxSwap/Forward/Future/etc for vanilla and more complex derivatives. The modeling ...
1
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1answer
479 views

What are the possible topics of quantitative research in M&A?

I'm genuinely interested in Quantitative Finance, mostly volatility (e.g. Realized Volatility (MSRV, Realized Kernel), VaR based on GARCH under higher order conditional moment dynamics, etc) or just ...
1
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0answers
78 views

What is the intuition to believe that a properly designed option can be dynamically hedged (just for the 1 stock case)?

I would always presume that the portfolio consists of 1 stock and 1 risk-free asset. And that the $r, \alpha,\sigma$ are all non-zero, but might be time-dependent. When I say "any" option, I am ...
1
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1answer
125 views

What is the principle of determining an arbitrary option price

First I want to talk about one of my wrong ways of pricing an European call option. When I consider the simplest case of European call option, the first idea of determining the price is to calculate ...
1
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2answers
174 views

The meaning of risk-neutral pricing?

Assume that the underlying $S$ is some index, hence the risk-return $\mu=0$, where $S$ meets $$d S = \sigma S d W_t.$$ Let $V$ denote the price of the corresponding call option. To construct the ...
11
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5answers
946 views

Free or Relatively Less Pricey Quant Finance courses online

I am trying to figure out what all online Quant Finance courses are out there which are free or relatively less pricey? CQF is not less pricey Financial Engineering course on Coursera - Not so great ...
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2answers
384 views

Close form solution for Geometric Brownian Motion

I have a very fundamental problem, please help me out. I am little confused with the derivation for the close form solution for the Geometric Brownian Motion, from the very fundamental stock model: $$\...
1
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1answer
143 views

How to understand the following brownian integral using Fubini's method?

I am a little bit stucked with the following integral process, using Fubini's method, this is an intermediate step of short rate Merton Model. $\int_{t}^{T} W(s)ds=\int_{0}^{\hat {T}}ds\int_{0}^{s}...
2
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1answer
226 views

Calculating required funds on Futures trades

I'm coding in python a backtester for trading the Futures markets (equity futures, precious metals, bond futures, etc..). When I open a position long or short, I need to deduct an appropriate amount ...
3
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3answers
4k views

How to build a cross currency swap pricer?

We're looking to build a pricer to convert a funding spread in a given currency over a specific funding basis e.g. 20 bps EUR 3m€ and convert it to a funding spread to a different currency with a ...
1
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0answers
351 views

FIX engines comparison

Need help, looking for some comparison between c++ FIX engines, like onixs, antenna and some fpga solutions. If anyone has experienced some of the named engines also would like to hear the ...
1
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0answers
39 views

Toxic FX Flow - how to avoid it [duplicate]

So, basically i want to debate and find out the real reason behind being flag by ECNs and venues as "toxic". How to avoid being flag? What kind of strategies are toxic and why? Below is an article ...
2
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1answer
179 views

What qualifications do the traders have that quants don't?

What qualifications do the traders have that quants don't? I know that they are not expected to know as much math, but that can't be it, can it? (I'm not in finance, nor am I really planning to go ...
1
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2answers
173 views

Java platform/lib widely use in industry

I am currently switching from Java dev to quant and for my self-study I want to code a few auto-trading algorithms to get my hands on the subject. Are there any must know platforms/libs that I should ...
2
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2answers
972 views

Portfolio Management in R

I’ve been looking around for a R-package that will allow me to track my stock portfolio - basically I would like to enter stocks that I own, track the trades I make, calculate my open position & ...
2
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2answers
939 views

What are the advantages of financial modelling in R? [closed]

Recently I've found out that quantitative department in my company uses mostly R software for modeling in general. What is the advantage of modeling financial data in R instead of Excel, or some ...
1
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1answer
209 views

Newbie Quant: Bulding price feeder to securities master db

First of all, warm hello to all. I am newbie and i admit it, but with at least 15+ years of exp in C++. Working in IB - derivatives mainly, but unfortunately on the business side not trading at all. ...
4
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2answers
785 views

Covariance between two stocks in a two-factor model

I am studying the Arbitrage Pricing Theory using Pairs Trading: Quantitative Methods and Analysis.In page 44 the author gives an example on how to calculate the covariance between two stocks. I will ...
8
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1answer
510 views

Why Lie groups, differential geometry and string theory relate to MF?

I'm reading Peter Carr's "A Practitioner’s Guide to Mathematical Finance". When talking about the math used in mathematical finance, he mentions Lie groups, differential geometry, string theory. Can ...
65
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8answers
25k views

Is R being replaced by Python at quant desks?

I know the title sounds a little extreme but I wonder whether R is phased out by a lot of quant desks at sell side banks as well as hedge funds in favor of Python. I get the impression that with ...
2
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0answers
376 views

Getting Into Quant Field without Phd or Masters [closed]

I was wondering it is possible to get into a quant role without a masters or a PhD. And if so, what are the steps to do so? The only resources I've really been able to find speaking to this on ...