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Tuesday, December 17, 2024

Options Technical Update #2024 - 17
Nasdaq PHLX Announces Re-Platform


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  • System Impact

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The Nasdaq Options team is excited to announce the start of the Nasdaq PHLX (PHLX) Re-platform. Nasdaq realizes that technology migrations are a big commitment for its members, and we thank you in advance for your commitment and efforts.

Nasdaq believes that the enhanced suite of functionality PHLX will offer on the new platform will position its members for future success and growth while taking a further step toward conformity of APIs, Data Feeds, and functionality across Nasdaq equity derivative markets.

Technical Specifications and Frequently Asked Questions (FAQ)

Updated SQF, FIX, OTTO, FIX Drop, CTI and Market Data Technical Specification Documents and a detailed migration FAQ will be made available in a future update.

Testing, Connectivity and Migration Plan

PHLX will migrate to the new platform on a symbol-by-symbol basis over 5 week period. Specific details around test environment availability and the symbol migration plan will be published in a future update. Below is the migration timeline:

Migration Milestone Milestone Date
Customer Test Environment Available TBD
Production Simulation Environment Available TBD
1st Customer Production Test Saturday, August 9, 2025
2nd Customer Production Test Saturday, September 13, 2025
3rd Customer Production Test Saturday, October 4, 2025
Final Confidence Test Saturday, November 1, 2025
Symbol Migration Begins Monday, November 3, 2025
Symbol Migration Continues Monday, November 17, 2025
Symbol Migration Completes Monday, December 8, 2025 


Please Contact Market Operations with any questions.