Part 7 - Trading in a Marketplace

7.6 Cancelled Trades

If a trade is cancelled, a subsequent trade on any marketplace which was:

executed as a result of the price of the cancelled trade; or
permitted only as a result of the price of the cancelled trade,

shall stand unless cancelled by the consent of the buyer and the seller or by a Market Integrity Official who is of the opinion that the cancellation of the subsequent trade is appropriate under the circumstances.

Defined Terms:

UMIR section 1.1 – “Market Integrity Official” and “marketplace”

UMIR section 1.2(2) – “trade”

Related Provision:

UMIR section 7.11

There are no related bulletins available for this Rule.

There is no history log for this rule.

Disciplinary History

There is no history log for this rule.

Part 1 - Definitions and Interpretation

1.1 Definitions

1.2 Interpretation

1.3 Transitional Provision

Part 2 - Abusive Trading

2.1 Specific Unacceptable Activities

2.2 Manipulative and Deceptive Activities

2.3 Improper Orders and Trades

Part 3 - Short Selling

3.1 Restrictions on Short Selling – Repealed

3.2 Prohibition on the Entry of Orders

3.3 Reasonable expectation to settle prior to the entry of an order for a short sale

3.4 Short Selling after a Reportable Extended Failed Trade

Part 4 - Frontrunning

4.1 Frontrunning

Part 5 - Best Execution Obligation

5.1 Best Execution of Client Orders – Repealed

5.2 Best Price Obligation – Repealed

5.3 Client Priority

Part 6 - Order Entry and Exposure

6.1 Entry of Orders to a Marketplace

6.2 Designation and Identifiers

6.3 Exposure of Client Orders

6.4 Trades to be on a Marketplace

6.5 Minimum Size Requirements of Certain Orders Entered on a Marketplace

6.6 Provision of Price Improvement by a Dark Order

Part 7 - Trading in a Marketplace

7.1 Trading Supervision Obligations

7.2 Proficiency Obligations

7.3 Liability for Bids, Offers and Trades

7.4 Contract Record and Official Transaction Record

7.5 Recorded Prices

7.6 Cancelled Trades

7.7 Trading During Certain Securities Transactions

7.8 Restrictions on Trading During a Securities Exchange Take‑over Bid – Repealed

7.9 Trading in Listed or Quoted Securities or Derivatives by a Derivatives Market Maker

7.10 Extended Failed Trades

7.11 Variation and Cancellation and Correction of Trades

7.12 Inability to Rely on Marketplace Functionality

7.13 Direct Electronic Access and Routing Arrangements

7.14 Position limits for listed derivatives

Part 8 - Principal Trading

8.1 Client-Principal Trading

Part 9 - Trading Halts, Delays and Suspensions

9.1 Regulatory Halts, Delays and Suspensions of Trading

Part 10 - Compliance

10.1 Compliance Requirement

10.2 Investigations – Repealed

10.3 Extension of Responsibility – Repealed

10.4 Extension of Restrictions

10.5 Suspension or Restriction of Access

10.6 Exercise of Authority – Repealed

10.7 Assessment of Expenses – Repealed

10.8 Practice and Procedure – Repealed

10.9 Power of Market Integrity Officials

10.10 Report of Short Positions

10.11 Audit Trail Requirements

10.12 Retention of Records and Instructions

10.13 Exchange and Provision of Information by Market Regulators

10.14 Synchronization of Clocks

10.15 Assignment of Identifiers and Symbols

10.16 Gatekeeper Obligations of Directors, Officers and Employees of Participants and Access Persons

10.17 Gatekeeper Obligations with Respect to Electronic Trading

10.18 Gatekeeper Obligations with Respect to Access to Marketplaces

10.19 Reporting limits for listed derivatives

Part 11 - Administration of UMIR

11.1 General Exemptive Relief

11.2 General Prescriptive Power

11.3 Review or Appeal of Market Regulator Decisions

11.4 Method of Giving Notice

11.5 Computation of Time

11.6 Waiver of Notice

11.7 Omissions or Errors in Giving Notice

11.8 Transitional Provisions – Repealed

11.9 Non-Application of UMIR

11.10 Indemnification and Limited Liability of the Market Regulator

11.11 Status of UMIR and Policies

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