Methodology and parameter OTR T7 Release 7.0 update Methodology and parameter January 2, 2019 Notice 38-18 attachment

OVERVIEW With T7 Release 7.0, to be implemented on 3rd December 2018, OTRs will be calculated per investment firm, aggregating all related members, where relevant. Therefore the OTR Report TR101 will be adapted to reflect these changes. For ISE T7, members receive three intraday reports and one final report per day in text, and XML format. The reports are available in the Common Report Engine. Calculated per member, per instrument, per day. The ratio is defined in the Trading System Usage Guidelines. Release 7.0 Update Report Provision OTR Calculation January 2, 2019

OTR Components OTR Components OTR Calculated per member, per instrument, per day Total Volume (number) of orders & quotes Total inserted volume (number) of all orders and quotes per member and per instrument. Includes insertions, deletions and modifications. Modifications are treated as deletion and re-insertion and therefore counted twice. Quotes are counted twice to consider the bid and ask sides OTR Components Total Volume (number) of transactions Total executed volume (number) of orders or quotes per member and per instrument. Floor Total of granted units per day. January 2, 2019

OTR Calculation method Volume based OTR Formula MiFID II OTR Regime Calculation and assessment on a daily basis Two OTR measures based on volume and on numbers Contains a floor Number based OTR Formula January 2, 2019