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Monday, September 26, 2016

Equity Technical Update #2016 - 9
Nasdaq and BX Updates Specifications for Reactive Trade Now / Trade Now (Related to Post Only Order Modifications)

Category:

  • System Impact

Markets Impacted:

Contact Information:

Resources:

The Nasdaq Stock Market and Nasdaq BX have posted updated specifications to support the Trade Now functionality, as mentioned in Equity Trader Alert #2016 - 224. Subject to SEC filing requirements, the Trade Now functionality will be available on October 17, 2016.

The following trade protocols will support a new Reactive Trade Now or Trade Now option in the fields indicated below.

Protocol Field
Reactive Trade Now
RASHport Reactive Trade Now (new)
INET FIX ExecInst (Tag 18)
BRUT FIX ExecInst (Tag 18)
SUMO FIX ExecInst (Tag 18)
Trade Now
FIX Lite ExecInst (Tag 18)

The following trade protocols will support a new Trade Now message:

  • OUCH 4.2
  • OUCH 3.3

Please refer to the Specifications Page for more information.

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