Proposed Rule Change to Extend the Tier Size Pilot of Rule 6433 (Minimum Quotation Size Requirements for OTC Equity Securities)

Financial Industry Regulatory Authority, Inc. (“FINRA”) is filing with the Securities and Exchange Commission (“SEC” or “Commission”) a proposed rule change to amend FINRA Rule 6433 (Minimum Quotation Size Requirements for OTC Equity Securities) to extend the Tier Size Pilot, which currently is scheduled to expire on December 8, 2017, until June 7, 2018.