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Nasdaq Rule 4759 Data Feed Amendment to Add TXSE

The Nasdaq Stock Market LLC filed a proposed rule change with the SEC to amend Equity 4, Rule 4759, which lists the proprietary and network processor feeds used for order handling, routing, and execution. The amendment adds the new Texas Stock Exchange (TXSE) as a market center with primary (direct TXSE feed) and secondary (CQS/UQDF) quotation data sources, and updates exchange names to reflect recent renamings to Nasdaq Texas and NYSE Texas. The SEC is soliciting public comments through May 12, 2026.

Nasdaq PHLX Proposes Adding TXSE to Data Feeds Table

Nasdaq PHLX LLC filed a proposed rule change with the SEC to amend Equity 4, Rule 3304, which governs the Exchange's data feeds table for handling, routing, and executing orders and related regulatory compliance. The change adds the Texas Stock Exchange as a new market center with a direct feed as primary quotation data source and CQS/UQDF as secondary source, and updates the names of two recently-renamed exchanges (Nasdaq Texas and NYSE Texas). The SEC published this notice to solicit public comments on the proposed rule change.