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Regulatory Release

Notice of Filing and Immediate Effectiveness of a Proposed Rule Change to Amend FINRA Rules 5220, 5320, 6220, 6272, 6279, 6320A, 6320B, and 7620A to Conform to the New Definition of “Round Lot” Adopted by the Commission under Regulation NMS

Details

Rule Type

Notice

Release Number

34-104441

SEC Issue Date

Dec. 18, 2025 | 11:14 am ET

Resources

34-104441

SRO Organization

Financial Industry Regulatory Authority (FINRA)

Last Reviewed or Updated: Dec. 18, 2025

Rules & Regulations

Enforcement & Litigation

Compliance

Notice of Filing and Immediate Effectiveness of a Proposed Rule Change to Amend FINRA Rules 5220, 5320, 6220, 6272, 6279, 6320A, 6320B, and 7620A to Conform to the New Definition of “Round Lot” Adopted by the Commission under Regulation NMS

Details

Resources

More in this Section

Notice of Filing and Immediate Effectiveness of a Proposed Rule Change to Amend FINRA Rules 5220, 5320, 6220, 6272, 6279, 6320A, 6320B, and 7620A to Conform to the New Definition of “Round Lot” Adopted by the Commission under Regulation NMS

Details

Resources