SEC Announces Roundtable on Rule 611 of Regulation NMS at the University of Austin

The Securities and Exchange Commission announced today that it will hold a roundtable on Dec. 16, 2025, to discuss Rule 611 of Regulation NMS and other, associated rules and regulatory requirements. This roundtable is a follow-up to the SEC’s Sept. 18, 2025, Roundtable on Trade-Through Prohibitions. The roundtable will be open to the public and held at the University of Austin’s campus at the Scarbrough Building, located at 522 Congress Avenue, Austin, Texas. The number of in-person participants may be limited. Registration is required for in-person attendance. Visitors will be subject to security checks. Information regarding the roundtable’s agenda and speakers will be posted before the event. Members of the public who wish to provide their views on the current Rule 611 trade-through prohibition applicable to National Market System (NMS) stocks may submit comments electronically or on paper.