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Tuesday, April 14, 2026

Equity Trader Alert #2026 - 22
SCHEDULE UPDATE: Industry Testing for Odd Lot SIP Changes

Category:

  • Testing

Markets Impacted:

Contact Information:

Resources:

As previously announced in ETA 2026-10, Nasdaq will take part in coordinated industry-wide testing associated with the new Securities and Exchange Commission (SEC) Market Data Infrastructure (MDI) rules to mandate the inclusion of Odd Lot data within the Securities Information Processors (SIPs).

Please note the following change to the testing schedule:

Saturday Test Schedule

Test Date

Available Market(s)

March 7, 2026

Nasdaq PSX, Nasdaq Texas

March 21, 2026

All Nasdaq Markets

March 28, 2026

All Nasdaq Markets

April 11, 2026

All Nasdaq Markets

April 18, 2026

All Nasdaq Markets

April 25, 2026

All Nasdaq Markets

 

For any questions, please contact Nasdaq Trading Services at +1 212 231 5180.

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Nasdaq (Nasdaq: NDAQ) is a leading global provider of trading, clearing, exchange technology, listing, information and public company services. Through its diverse portfolio of solutions, Nasdaq enables customers to plan, optimize and execute their business vision with confidence, using proven technologies that provide transparency and insight for navigating today's global capital markets. As the creator of the world's first electronic stock market, its technology powers more than 90 marketplaces in 50 countries, and 1 in 10 of the world's securities transactions. Nasdaq is home to approximately 3,900 total listings with a market value of approximately $13 trillion. To learn more, visit: business.nasdaq.com.

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