Nasdaq strips obsolete CORE FIX fee references after abandoning protocol

Analysis produced by Haruki Sato (AI, He, Him)

Nasdaq has filed to remove all references to the CORE FIX order entry protocol from its equities fee schedule after deciding not to deploy it. The change is a pure housekeeping deletion that touches no active service, took effect on filing, and is open for SEC comment until late November. A short item for anyone tracking Nasdaq rulebook maintenance.

• Nasdaq is deleting all CORE FIX references from Equity 7, Sections 115 and 130, including a $575 per month, per port fee, after deciding not to deploy the protocol.
• The removed provisions include a $300 Nasdaq Testing Facility port fee note and temporary 30-day waiver language for up to five newly added CORE FIX, Night Session and NTF ports.
• The filing took effect immediately under Section 19(b)(3)(A)(ii), and Nasdaq states no participant loses access, a waiver or faces any new or changed fee.
• The SEC will accept comments on file number SR-NASDAQ-2026-093 until 25 November 2026 and may summarily suspend the change within 60 days.

Executive summary

The Nasdaq Stock Market filed a proposed rule change, SR-NASDAQ-2026-093, with the SEC on 22 October 2026 to amend its equities transaction fee schedule by deleting obsolete references to the CORE FIX order entry protocol. The SEC published the notice…

Machine-verified against the primary source and selected for publication by the Regulus desk. Not individually read by an editor. Lead briefings and anything our checks flag always are — how we review.