Questions tagged [high-frequency]

For questions dealing with market data sampled at high frequencies, such as tick data and intraday data.

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11 views

how to model NGARCH using 5min frequency data?

NGARCH model using 5-min High-frequency data in R I wanted to analyze some 5 minute frequency data of stock market. My teacher asked me to use NGARCH to model, but I didn't know how to program.Here ...
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0answers
73 views

Modelling Order Flow

I am trying to model the number of order that come at a distance d from the top of the book on either side, both bid and ask. I was wondering what is a good way to model orders which improve the ...
3
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1answer
148 views

Can you use GARCH-MIDAS for intraday data?

I'm working on a project to forecast volatility and I'm using intraday data (1 min). I want to include exogenous variables to the model that have daily frequency. I was wondering if GARCH-MIDAS can be ...
0
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1answer
61 views

Why does an exchange (IEX) need connection to other exchanges (like information about average prices)?

I have read "flash boys". The author describes how the Royal Bank of Canada uses THOR and an own SIP against certain practices of flash traders. I understand why a bank or a broker can make beneficial ...
5
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3answers
2k views

What latency should I use for backtesting a high-frequency strategy?

We're developing an HFT strategy for highly liquid futures traded at Eurex. We are planning to colocate our server and to use data feed of QuantHouse and execution API of ObjectTrading. Backtesting is ...
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2answers
2k views

How to forecast high-frequency data?

Introduction: I have seen a plenty of articles/books regarding volatility forecasting applied to high frequency data, but none of them were dedicated to forecasting the actual prices (for example bid/...
13
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2answers
813 views

Market impact, why square root?

The standard method of market impact is the square-root formula \begin{equation} \Delta P = c \cdot\sigma \cdot \sqrt{\frac{n}{\nu}} \end{equation} where $\Delta P$ is the price change from executing ...
8
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3answers
6k views

What mathematical theory is required for high frequency trading?

I am an applied math postdoc and I have been presented with the option of leaving academia to work in high frequency trading. I wanted to get a feel for the field and the theory underlying it so I ...
1
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0answers
38 views

Standard ways of simulating order books

What are some standard simple ways of simulating an order book? I have found this paper, but it is missing the implementation details. And more importantly, it appears that it ignores the size of the ...
4
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1answer
225 views

Avellaneda-Stoikov empirical estimation verification

The solution of the model contains constant: $k = \alpha K$, it relates to: (i) probability of getting a fill ($\alpha$) and (ii) market impact ($K$). Estimating (i). The author proposes that the ...
2
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1answer
273 views

Best way to buy and sell large volumes of crypto

I had a few questions about how to properly execute a large order of crypto currency without moving the price much. I know a lot of funds employ a TWAP/VWAP algorithm to liquidate or purchase a large ...
1
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1answer
193 views

Crossing the spread as a ML signal

In the optic of high-frequency trading, most of the standard trading algorithms work on the principle of mid-price prediction or mid-price movement prediction. However a big drawback of this technique ...
1
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1answer
90 views

How to account for intraday seasonality in GARCH model?

I am using a GARCH(1,1) model to estimate volatility. I am using hourly data to do this (I have hourly data for 100 trading days). Besides removing the first hour (which represents the overnight ...
37
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4answers
9k views

What types of neural networks are most appropriate for trading?

What types of neural networks are most appropriate for forecasting returns? Can neural networks be the basis for a high-frequency trading strategy? Types of neural networks include: Radial Basis ...
2
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0answers
222 views

Information Driven Bars (Advances in Financial Machine Learning)

My team and I are busy coding up a python implementation of the information driven bars (imbalance and run bars) mentioned in Chapter 2 of the text book Advances in Financial Machine Learning. There ...
3
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5answers
1k views

Forex ECN for Algorithmic Trading

I'm looking for a forex brokerage that allows me to: add limit orders to the order book and trade against other clients However, when I look at the looks of fxcm, alpari, robofx, ... it appears all ...
4
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4answers
372 views

Modelling HFT data

In the context of Market making, how important is recent trades? In general, would i be able to get away with just modelling the Limit Order Book (LOB) and the evolution of the LOB in order to ...
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1answer
791 views

What are trade markouts?

I have experience in trading but mostly in lower frequency quantitative trading. I've moved into HFT research and someone the other day mentioned markouts. I couldn't find anything online explaining ...
1
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2answers
212 views

Predicting microstructure momentum in market making

If I have a market maker which is compelled to provide quotes on both sides of the market, I am exposed to risk of quadratic losses (vs my linear gains during normal operations) during times when the ...
2
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0answers
211 views

Hidden Markov Models for Higher frequency trading

I'm curious if anyone can validate my train of thought here with the utility of Hidden Markov models for modeling things happening on higher frequency trading activity versus lower frequency, and in ...
3
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1answer
123 views

Exchange Infrastructure

Is there any reference document on how the infrastructure at an exchange works? I know the implementation at different exchanges are different and there is no one size fits all. But is there any ...
2
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1answer
69 views

(R-studio) Incorporating overnight returns in high-frequency data

Turning here since I haven't been able to find any help online. I'm currently dealing with a high-frequency data set in R of some stock indicies and I'm currently trying to clean the data so that I ...
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0answers
32 views

Convert Continous Signal to Discrete

Suppose I have a continuous signal for a futures in HFT context. The signal is noisy and continuous. I have tried using moving averages of the signal to make sense of it and to be able to use it, but ...
2
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0answers
58 views

Trades vs Cancel orders

In case of designing high frequency algorithms, do people treat all changes in the mid price similarly. What I mean is, if there is a change in the mid price due to a trade or there is a change in ...
3
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2answers
441 views

Technical Analysis in HFT

Has anyone here used technical analysis (think MACD, RSI) in HFT setting and can comment on the usage as an entry/exit signal? Best
4
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0answers
164 views

The “Universal Model” by Justin Sirignano and Rama Cont

In the nicely written article https://arxiv.org/abs/1803.06917 by Justin Sirignano and Rama Cont, they explained that their model is universal and stationary. I am a bit confused about some questions. ...
2
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0answers
47 views

Best features and tools over a short time interval [closed]

For a short time interval, what are the features having the most impact on a stock price movement? In the same direction, what are the better tools to tell us the price movement tangent? As tools, I ...
6
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2answers
1k views

Backtesting Market Making Strategy or Microstructure Strategy

How does one backtest either a market making strategy or microstructure-based strategy? I'd imagine that one way would be to record order book states over time and then insert the orders, but it seems ...
1
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1answer
105 views

Algo trading execution simulation

Disclaimer: Brand new to high frequency algo trading. Background:I have tick-by-tick trade data for stock A and I have joined the price and volume data for each trade with the previous snapshot of ...
3
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2answers
180 views

definition of mid price in literature

In literature, the mid-price is often used along with the terms "fair value", "true value" among others. I take it alot of the times it means the same thing because the mid-price doesnt necessarily ...
21
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4answers
5k views

Quantitative Math required for Market-making?

I understand there is an awful lot of Quantitative Math required for statistical arbitrage/algorithmic trading. However, would someone "in the know" be able to tell me whether there is less ...
0
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0answers
82 views

Trade sizing with market making and the volume of uninformed trades

I have a trend following market maker in a highly volatile market (XBTUSD) which makes its money from uninformed trades over a short time horizon. Sizing my bids/asks has always caused me to question ...
0
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2answers
72 views

Financial forecasting and Optimal order submission [closed]

For instance, If i have a model that can accurately forecast 3s ahead, would the trading logic be rather trivial? I have fit a series of distributions to L2 data and believe I have a fairly good grasp ...
0
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3answers
3k views

Ultra-High Frequency Trading Help

I am putting together an Ultra-High Frequency desk and need to answer the following questions for ordering some rack servers to process about 2 GB of data per second. If anyone has worked at a HFT ...
4
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1answer
1k views

Market Making Strategy to Interact with IB API

I was thinking to connect a market making software to the Interactive Brokers API (see IB API), but it seems it is not the best solution as per the information provided by this question: Is the ...
4
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1answer
164 views

Does financial transaction tax (FFT) debilitate high frequency trading?

In Taiwan there is a FFT of 0.3% on equity sell, and coincidentally HFT seemed to be non-existent in Taiwan market. HFT features high volumes of trades, does the tax make HFT infeasible?
-2
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1answer
112 views

Insoluble Enigma [closed]

I used many statistical tools, i.e. t-SNE, SVM, Neural Network, UMAP, PCA, with the reformatted full market depth data with timestamp each second. UMAP gave me the best data representation, but ...
2
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1answer
690 views

How to measure the Sharpe Ratio of a high frequency trading strategy?

The Sharpe Ratio is defined as Sharpe ratio = (Mean portfolio return − Risk-free rate)/Standard deviation of portfolio return. Unfortunately, this does not make ...
5
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1answer
219 views

Limit order book cancellations

Is there any practical and academic interest in predicting which orders in a limit order book will be canceled? From a policy point of view are people interested in detecting potential spoofing ...
7
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5answers
2k views

What kind of front end/ gui is used with trading applications?

I was wondering what kind of front end is used for trading applications. Coming from a quant background, I was always only concerned with research and back end of the application but am at a total ...
3
votes
1answer
110 views

Inherent Limitations with Respect to HFT Hardware

I am attempting to compile some aspects of high frequency trading that pose issues to all players in the field i.e., things that cause problems regardless of how much money the firm has to spend on ...
6
votes
1answer
280 views

Infinite horizon agent in Avellaneda-Stoikov model

I am trying to understand the Avellaneda-Stoikov model for high frequency trading, in particular the optimizing agent with infinite horizon. The reservation ask/bid prices for such an agent are ...
1
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1answer
623 views

Interpreting and scaling of Realized Variance with sample data

I have some question about realized variance(RV) and I have some sample prices below to work with. You can run the R code below to build a vector of log returns. Three are 78 5-minute buckets in a ...
4
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1answer
214 views

Finding parameters of a function for optimal market making with real data

I am reading this paper and trying to apply it with real data to do some simulations. I will use realtime order book & market order data that I will receive from the exchange. This is a sample ...
5
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1answer
622 views

Trading Strategy adapting to my trading frequency

We want to predict the direction towards which the price will change. In this work the term price is used to refer to the mid-price of a stock, which is defined as the mean between the best bid ...
0
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1answer
59 views

Is there any literature on how stock exchanges guarantee consistency?

How do we know that artificial shares of some stock aren't created (perhaps going untracked) on exchanges. After all being man made digital systems they are prone to errors. An example: Suppose a ...
0
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2answers
122 views

Data for daily real interest rates

In a high frequency model i would like to add daily real interest rates (preferably short-term) as a variable. However, I cannot seem to find either daily CPI data, or daily real interest rates (...
2
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1answer
197 views

Understanding Forex HFT Arbitrage with different counter parties/ Brokers/ ECN

I came across this in a online lecture. But couldn't wrap my head around it. Lets say I have accounts with two brokers/ECN/STP. Now consider the following scenario for currency pair USD/JPY Broker1: ...
1
vote
1answer
444 views

Trade price in high-frequency TAQ data

I am looking at AAPL TAQ high-frequency trade data from NYSE and I have noticed that at several places the trade price (defined in Daily TAQ Client Specification as: "The Trade Price is the monetary ...
3
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4answers
324 views

How frequently do market makers cancel orders?

It is modeled that a market maker will post a limit order for a period of time and will maintain that order until the set period of time expires, or the order is filled, and then he will provide a new ...