SEC Market Structure Data: Q2 2015 Data Now Available

SEC Staff is pleased to provide you with the following updates:

• Updated Metrics. Data series containing daily cancel-to-trade ratios, trade-order volumes, hidden rates, and odd-lot rate metrics for Q2 2015 are now available. This data extends to 42 total months the data series you can view in the data visualization tool as well as download in CSV format. The visualization for quote-life data now defaults to Q2 2015.