October 1, 2026
Ops Notice 2026-040
TMX Operational Notice
FINAL REMINDER: TMX Equities QuantumFeed Services (QFS) – Stream ID Expansion
TMX Market Operations would like to provide an update to clients regarding upcoming changes to the TSX QuantumFeed Service ("QFS").
Following up on TMX Market Operations Notice 2026-035, TMX would like to remind QuantumFeed Service ("QFS") clients that TMX will begin to use the new stream IDs effective on Monday, October 5, 2026.
TMX Support will bring up TMX Equities trading systems on Saturday, October 3, 2026 between 8:00 AM ET and 12:00 PM ET and the changes will be reflected on the QuantumFeed Service ("QFS") on that day. Clients may conduct validation for the production test symbols mentioned in the previous notice during these hours.
The updated QuantumFeed Service Access Guide is available on the TMX Webstore.
For more information regarding this notice, please contact TMX Equities Operations.
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