The TRADE 63 - Q1 2020 | Page 98

[ D ATA ] traded by combing active, passive and dark fraction of volume as an RGB triplet, while the brightness represents the fraction of the overall order done at the given time on the given venue. We can see that Broker A mixes both aggressive and passive execu- Figure 3: Broker B – Low Volatility tions across multiple venues while Broker B largely executes on a single venue throughout most of the trading day. This technique can easily be used across an aggregate of thousands of orders to identify the broker’s order Figure 4: Broker B High Volatility routing tendencies. In Figure 3 (low volatility), Broker B relies heavily on a single trading ven- ue and is largely passive in execution style. However, in a high volatility environment, order routing switches to using many venues and becomes somewhat more aggressive. The use of color allows us to clearly see differences in venue selection, timing and the degree of active versus passive trading. More importantly, the colors, brightness and size of each box can be converted into numerical equivalents which allow us to quan- tify the differences for best execution and specific applications such as Algo Wheel selection. LiquidMetrix analyses consolidated performance figures for stocks on major European indices and the changes from the previous quarter. The charts and figures above are based upon LiquidMetrix’s unique benchmarking methodology that provides accurate measurements of trends in market movements. Trading Volumes on lit markets including auctions are taken into account, as well as dark trading on the major MTFs. 98 // TheTRADE // Spring 2020