Clarus Financial Technology

Bloomberg MTF Data – Week One

MIFID II – More Data

Last week’s blogs were extremely well received (and quoted in the FT). We should have been able to follow-up those blogs with a new series of blogs looking at weekly aggregated data.

Why? As per the Tradeweb website:

Bravo Tradeweb for being transparent about when and where data will be published

What does this mean?

If anyone has found these aggregated files, please reach out to us.

Bloomberg MTF

Fortunately, we were able to grab the Bloomberg aggregated files. Finally – some data to work with! From the SEF market, we know that Bloomberg see a sizeable chunk of IRS volumes traded across their platforms, so this looks like a very promising start for MIFID data.

What does the data show?

Our first look at weekly aggregated data for IRS under MIFID II

Clarus Microservices

Needless to say, we don’t get the nice “Description” column from the data above in the raw file. No, this is all ISIN related remember. So, we turn to our Clarus Microservice:

The first Clarus MIFID Microservice

Our first Microservice for MIFID provides;

Well done to Bloomberg (MIC code BMTF) and Tradeweb (TREU) for having consistent ISIN codes. It is baffling as to why the IDB MTFs have not submitted the exact same ISINs for trading as the D2C venues. But please read Amir’s blog as to why. There are likely teething problems this week as to how the ISINs are being created for IRS, including Cash vs Physical settlement, Tenor of the Index and Index names all to be ironed out. Why this wasn’t sorted last year is beyond me….

Bloomberg Volumes

For the weekly aggregated data alone, we see the following volumes in EUR IRS having traded across the Bloomberg MTF:

BMTF Week One Volumes

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As per the Tradeweb disclosure, we can infer that there was more than one transaction in each ISIN. Remember that for Interest Rate Derivatives, the ISIN of a given tenor changes every single day. However, BMTF does not include a transaction count, so we do not know how many trades occurred in each ISIN.

BMTF vs BSEF

MIFID II data isn’t the only transparency data we have. Dodd Frank can now rightly hold its’ head up high as the gold standard for transparent data provision to the public. So of course we have to compare the Bloomberg MTF data to their SEF data. Let’s do this on a DV01 basis, so that we do not have any tenor skew. Source: SDRView.

BSEF vs BMTF volumes

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Data Perspectives

What is this Bloomberg MTF data providing us with in terms of the overall market? Because Clarus have a broad range of data products, we are confident that we know exactly how large the overall market is. Therefore, we can confidently state the following:

“Transparency” and its’ caveats

What can we conclude from our first look at data for a European trading venue that makes data available to the public in a usable manner?

Not much.

Public transparency under MIFID II has been very loosely defined. It takes an intricate knowledge of the regulations to actually understand what is transparent and what is not.

In this simple exercise of analysing data from one trading venue, we must caveat that:

In Summary

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