Market-data includes all questions relative to data acquisition for the different financial products. It can also include questions about how market data are computed.

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5
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1answer
344 views

With there being such a high demand for electronic trading or just trading in general why are market hours so limited?

I am curious why a lot of market hours are something like 9 to 3 or 9 to 4 pm when there is such demand and so many prop shops and more out there. I know certain markets are continuous trading but a ...
1
vote
0answers
137 views

Is there a general format for various sources of futures market-data?

I am developing a market-data engine that receives market-data from different futures exchanges. So I need a general format to deal with sources from different exchanges. Protocols like FIX only ...
8
votes
3answers
909 views

Why isn't all market data free?

I am hoping any answers can be threaded somewhere between "don't be naive" and starting a quasi-political flame. Transparency is suppose to be good for markets and also a social good. The market ...
2
votes
2answers
443 views

definition for “the viscosity” in financial market data series

I am willing to calculate and monitor the evolution of extreme-viscosity in the financial markets data series. Wikipedia says "Put simply, the less viscous the fluid is, the greater its ease of ...
16
votes
2answers
2k views

Do you have historical tick data you want to donate?

Do you have historical market/pricing ticket data that you would like to donate to the Open Source Trader project (OST)?? Please: upload your files! Once we gather some data, we'll do our best to ...
10
votes
3answers
754 views

Literature on generating synthetic time series for testing

I have some market data (daily time series) for bond prices and CDS indices and I would like to generate synthetic versions of these which are statistically "similar" for testing trading strategies. ...
8
votes
1answer
591 views

Where can I find data on the interbank lending market?

Where can I find disaggregated interbank lending data (i.e. bank A lends to bank B x money at y rate)? I could only find data on interest rates. I would accept LIBOR market data as well as any ...
3
votes
4answers
616 views

Do markets typically fall fast, and rise slowly

I'm wondering if there is some measurement or name to this notion, i.e.: Markets typically fall fast, but rise slowly. It seems like this is the case -- get some bad news out of Europe on the debt ...
6
votes
3answers
559 views

How to account for jumps in intraday data when calculating beta?

I am calculating betas on intraday trade data at 15-minute intervals. For simplicity sake, let's assume I am modeling \begin{equation} Y = \beta * X + c \end{equation} where $Y$ is the return of XLF ...
5
votes
1answer
349 views

What are some quantitative method behind etf vs cash arbitrage?

Has there been any studies done on the correlation between etf vs cash (i.e. GLD vs GD) for example and how they should theoretically move together, and what fundamental reasons could cause them to ...
6
votes
2answers
309 views

What close price to assume for thinly traded stocks?

If a thinly traded stock has not traded for the last few days (volume=0), is it better to use the last known trade price (i.e. roll over last non-missing trade price) or use last known ...
7
votes
2answers
2k views

Which algorithm should I look into to kick off my research in algorithmic trading? [closed]

I have recently undertaken a research into automated algorithmic trading algorithms. The aim of the research is to focus on studying algorithmic trading and trying to improve a basic implementation ...
1
vote
0answers
952 views

Historical S&P 500 Stock Weights [closed]

I'm looking for histocial weights of S&P 500 constituents. I have access to a Bloomberg terminal. Any thoughts on how/where I might calculate/find these data? P.S. I'm looking for as much data as ...
5
votes
2answers
350 views

How can one determine approximately what percentage of options trades are buyer-initiated vs. seller-initiated?

How can one determine approximately what percentage of options trades are buyer-initiated vs. seller-initiated? What measures of order flow are available specifically for options, preferably for ...
7
votes
3answers
339 views

Is there data on market participants at a particular moment?

I am looking for data on market participants at a particular moment (or some proxy/approximation). For example, how can I tell whether mostly big players and HFTs are dominating the market in ...
6
votes
2answers
330 views

Where can you find data on non-trading stocks?

My data source for end of day prices only gives the prices of the trades during the day. If a stock stops trading/goes out/moves to another exchange|changes symbol. I never hear about this. My ...
0
votes
1answer
580 views

Way to download current stock information (for free)? [duplicate]

Possible Duplicate: What data sources are available online? Is there a free way to download the current prices (and possibly other data) for stocks for various companies? Context: This is ...
5
votes
1answer
571 views

Historical Hedge Fund Index Data

Can anyone point me to some Hedge Fund index data - daily levels of the HFRX or something similar, that is available for free and has history back to 2007? The data available through my broker seems ...
4
votes
1answer
479 views

Where can I find European and Scandinavian convertible bond prices?

I'd like to expand on the Data Sources Online question. I found this site for a German convertible bond, all free and not requiring a sign-up. Börse Stuttgart German Google I am looking for ...