Definition of suspicious transaction and order reports

A suspicious transaction and order report (STOR) is a report on suspicious orders and transactions, including any cancellation or modification thereof, that could constitute insider dealing, market manipulation or attempted insider dealing or market manipulation, to be made pursuant to Articles 16(1) and (2) of the EU Market Abuse Regulation, as applicable.

For information on insider dealing, see Practice Note: EU Market Abuse Regulation (MAR)—essentials — Insider dealing.

For information on market manipulation, see Practice Note: EU Market Abuse Regulation (MAR)—essentials — Market manipulation.

Obligation to prevent and detect market abuse

Persons professionally arranging or executing transactions are required to establish and maintain arrangements, systems and procedures that ensure:

1. •

   effective and ongoing monitoring of all orders received and transmitted and all transactions executed, for the purposes of detecting and identifying orders and transactions that could constitute