Questions tagged [market-microstructure]

Market microstructure is generally speaking the way markets are organized at the impact of there structure on the price formation process.

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33 views

ETF Market Making

I understand market makers of ETFs earn a bid-ask spread (buying low from investors and selling high in the market). But how exactly do they determine when's the right time to buy, and at what price? ...
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97 views

High Frequency Trading in LoB - Sasha Stoikov and Marco Avellaneda

I am reading the paper High Frequecy Trading in a Limit Order Book by Sasha Stoikov and Marco Avellaneda. There is a point that I am having trouble understanding. The authors give a definition of ...
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242 views

Bid-Ask spread in Roll's model: Negative autocovariance of returns and informational content

Currently studying on techniques to estimate the bid-ask spread. Perhaps the most widely known model is the Roll model (1984). Let $P_t$ indicate log prices $\begin{cases} Bid_t=P_t-c, \\ ...
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40 views

Why was a buy position not closed at the seller's price?

I'm trying to understand how the trading of crypto-currencies work. I imagine it's not that different from standard currency (or asset) trading, so I ask in this site. Consider the crypto market ...
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179 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 ...
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42 views

Expected shares filled from a limit order

If I place a limit order to buy a stock at the bid, what is the expected number of shares that will be filled by the close? I think it depends on The time until the close. More time until the close ...
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67 views

Difference between Stop sell and limit sell

Currently studying Market Microstructure. A proposition says that for liquidating a position, we never set a limit sell order, but a stop loss. Practically, shouldn't these be the same (stop loss ...
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350 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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571 views

What actually drives a stock price up ou down?

Can someone please explain to me how stock prices go up and down? What are the underlying physical and information technology phenomena and algorithms that drive a stock up or down? Books just say ...
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91 views

“J” message type in Nasdaq ITCH Totalview sample file

I am trying to parse the uncompressed file 10302018.NASDAQ_ITCH50 (from ftp://emi.nasdaq.com/ITCH/10302018.NASDAQ_ITCH50.gz). There is a strange message type "J". The spec (https://www.nasdaqtrader....
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208 views

Market making: Predicting when to submit a bid at the ask

The exchange I'm trading on lacks a workable stop limit order type (and just deprecated OTO orders), so in order to be first at the old ask with my bid on an up tick, I have to predict the time when ...
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713 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 ...
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83 views

Comparison of normalization methods on market returns

I am looking to use a multi-factor model to make target-return predictions. Since the factor-returns come from different scales I need to normalize first. There are different ways to normalize ...
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169 views

Option order imbalance

Currently studying the paper: HU, Jianfeng. Does Option Trading Convey Stock Price Information?. (2014). Journal of Financial Economics. 111, (3), 625-645. Research Collection Lee Kong Chian School ...
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198 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 ...
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32 views

How to debit user balance on market buy order?

Suppose that the user's balance is debited before his order is sent to the matching engine. The debiting is done to ensure that the user has sufficient balance and that he is not submitting orders ...
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59 views

What's the slowest frequency over which bid-ask bounce effect are observed?

I am using minute-by-minute stock prices series constructed on transaction data. The stocks are among the most highly liquid. I observe that the price series contain negative autocorrelation. I ...
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99 views

Has work been done on PID controllers for optimal trading?

Commonly, stochastic control is the basis for optimal trading (either in execution or market making). Has any research been done (or why not, if none) as to proportional-integral-derivative ...
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296 views

Market Maker portfolio management

I am interested in articles/strategies related to portfolio and inventory management for market makers and to management of order cancellation, updates of order, etc. Most of the strategies from ...
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42 views

Predicting midprice of FX pair increases in exchange Y if it increases in exchange X

I want to make a predictive model to see if the mid-price of P (FX Pair) increases in Exchange X that P will increase in Exchange Y within n seconds with a certain statistical confidence. Exchange X ...
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1answer
85 views

How do orders outside of the market clearing level affect price?

Let's say a trader is trading in a LOB and he places an order deep in the book. How close can he be to the touch until he has temporary or even permanent price impact? This assumes he cancels after T ...
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171 views

Seeking papers that deal with stock market analysis

I am sure there are a lot of papers that are related to stock market analysis.. but I haven't been able to find ones that fit my needs most. I want to read papers, replicate their analysis, and use ...
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127 views

The noise trader explanation of concave market impact

In "How markets slowly digest changes in supply and demand" by JP Bouchaud, JD Farmer and F Lilo the authors asserts: Noise trader models have been proposed to explain why market impact is a ...
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82 views

When buying an ADR, how is the depositary for the purchased ADR determined?

I'd imagine that for a given underlying foreign security, it's possible for there to be multiple U.S.-based banks, each of which acts as a custodian/depositary for ADRs of that foreign security. In ...
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246 views

Papers and books related to “Forex” market microstructure

There are lots of papers and books on this topics but haven't seen much specific to forex markets nowadays. Any recommendation on recent papers or books?
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99 views

How much of the insider's private information is incorporated into prices in Kyle's single auction equilibrium model?

While desribing properties of the single auction equilibrium defined by theorem 1 in "Continuous Auctions and Insider Trading" A. Kyle conjectured that one-half of the insider's private ...
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4answers
309 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 ...
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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 ...
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141 views

Settlement of VIX derivatives

Currently reading the paper of John M. Griffin and Amin Shams "Manipulation in the VIX?". My questions has to do with settlement of VIX derivatives (options and futures on VIX). The paper states that ...
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84 views

If I exercise an option, how is it determined who gets assigned?

Does the option carry with it some identifying information about who wrote it, or is the person who gets assigned determined some other way?
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107 views

Can any tell me how the VIX spike in Feb 2018, might have been caused my manipulation of $SPX options or VX Futures? [closed]

Looking for ways to back track evidence of manipulation in the trading or SPX options, ES Futures, or VX Futures to cause the spike that destroyed the vol ETFs (XIV, and SVXY), and caused small ...
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2answers
603 views

Literature on FX market-maker hedging strategies

Specifically, FX market making. I am not exactly looking for market-making strategies, but rather when once a market-maker has assumed a net position in a currency spot trading market, what are some ...
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626 views

Finding parameters of an utility function in a market making strategy to apply it in practice

I am reading this paper below about optimal bid-ask spread in a market making strategy. It finds an approximation for optimal solution, but I cannot understand how it's practice to set the parameters ...
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48 views

Constraints on bid price in markets

This is a very dumb question that I ask, but I think it's an important one. What kind of rules exist to prevent market manipulation? For example, suppose if the current stock price is 50 dollars per ...
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126 views

Metrics for Measuring Intraday Activity

Using intraday data, are there certain measures that exist for measuring the "activity" of a particular instrument. By intraday data I mean, all changes to the limit order book (trades, adds, cancels, ...
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159 views

inverse of stock price [closed]

Is there any intuition to use 1/P (inverse of the stock price) as a factor of volatility? $VOLT = \beta_1 * \frac{1}{P} + Res$ P.S: In a research paper, I found it's related to the market micro-...
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626 views

How does one calibrate lambda in a Avellaneda-Stoikov market making problem?

In market making models derived originally from Avellaneda-Stoikov, there is a function lambda that represents the arrival rate of orders. In its prodigy, there are different representations of lambda,...
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113 views

Why is limit price order been executed with a worse price?

recently I was trying to analysis the message data from NASDAQ ITCH data, but I find a problem with a type of message called "Executed With Price Message". For example, first there is an Add Order ...
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338 views

How do you actually solve a stochastic HJB equation in practice?

I've read a number of recent papers on market making. Nearly all of the more recent papers focus on defining the problem in terms of a state and action space, deriving the relevant HJB equations and ...
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82 views

tick size for US securities

I there a source or way from which I can find out the minimum tick size for US securities at any point in time from 1970 until today? I know that securities above \$1 have \$0.01 tick while those ...
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1answer
156 views

What makes open-outcry preferable to electronic trading and what are its consequences?

I recently visited the trading floor of CBOE where especially the pits of SPX and VIX are relatively crowded and open outcry is still performed. I was surprised to hear that the traded volume is non ...
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435 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 ...
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114 views

history of market microstructure

I am doing an assignment which requires me to review changes in market microstructure across countries over the pass 20 years. SO I would like to get a timeline/implementation dates of market ...
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102 views

How do I estimate opening call auction order book for equities?

The opening call auction crossing order book is partially sealed, i.e. only the specialist can see quotes. Is there a stock exchange where this data is available later to simulate the matching ...
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112 views

ITCH feed, price executed at different to original order?

I am parsing an ITCH feed (Nasdaq) and I received an Add message (A) for 100@105.2 on the Ask. Later I receive an Order Executed message (E), indicating 5 lots of the above order had been filled. No ...
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1answer
122 views

Cost of liquidation

In the text book on Risk Management by John Hull, The cost of liquidation is defined as one half of spread between bid price and ask price. Investopedia justifies the one half factor by saying that ...
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981 views

Gamma Imbalance / Exposure

I am currently writing my thesis about the lack of volatility / changing market structure we see nowadays on the financial market. I believe an important factor in this development is the delta-...
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1answer
316 views

historical data on orders and executions

I've implemented a simple trading system that gets orders with FIX, manage them in limit order books, calculate relative prices and, execute order book, runs multiple sessions (auctions and normal) by ...
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2k views

How to measure market depth?

Is there a consensus on a formula for measuring the market depth of a book at a given point in time? Or a possible proxy for this measurement? I see so many articles / people discussing market depth ...
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106 views

What determines trading volumes of the same stock at different trading platforms?

What determines trading volumes of the same stock at different trading venues (exchanges/ECNs/dark pools)? It seems that they vary significantly.