June 26, 2023
Equities Notice 2023-023

TMX Group

TMX Equity Trading Notice

Alpha X & DRK - Test Environment Availability

Further to Equities Trading Notices 2023-006 and 2023-012, TMX Equities is pleased to announce the GTE availability of July 10th, 2023 for the new market comprising two new order books to the TMX marketplace: Alpha-X and Alpha DRK.

Alpha-X : A Lit order book with a suite of visible order types, plus a new Smart LimitTM order type with the capability of automatically re-pricing to protect against adverse selection at soon-to-be-stale prices, as informed by the new TMX Quote Decay SignalTM.

Alpha DRK : A Dark order book with a comprehensive suite of Dark order types, plus a new Smart PegTM order type with the discretionary ability of trading at more aggressive prices.

The following specifications for the Alpha X and Alpha DRK books are now available on the TMX Webstore:

Specification

Version

FIX Order Entry

7.2.0

Broadcast Feed

11.3.0

QRTMD Alpha and Alpha-X / Alpha DRK Level 1 (Stamp)

2.2.0

QRTMD Alpha and Alpha-X / Alpha DRK Level 2 (Stamp)

2.1.0

Alpha and Alpha-X / Alpha DRK TMX QuantumFeed Level 1 (Binary)

2.2.0

Alpha and Alpha-X / Alpha DRK TMX QuantumFeed Level 2 (Binary)

2.2.0

The new Alpha-X and Alpha DRK order books are expected to be implemented and available in production in September 2023, subject to regulatory approval.

Updated service access guides have also been made available on the TMX Webstore.

For more details, please see the Alpha-X and Alpha DRK webpage.

For more information regarding this notice, please contact the Account Management Team.