June 16, 2026
Ops Notice 2026-014
TMX Production Alert
UPDATE: Protected NBBO Calculator - CSE Data Not Included for OPR Purposes on all TMX Equities Markets
Please be advised that TMX Equities continues to experience a network connectivity issue that is impacting our ability to access CSE data. As a result, CSE data is not being included in the Protected NBBO calculator for all TMX Equities Markets: TSX, TSXV, Alpha, Alpha-X and Alpha DRK.
The issue is currently under investigation and further updates will be provided.
All other TMX systems are operating normally.
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