What is Rule 611 and has it changed trading rules?
Before discussing it at the Securities and Exchange Commission... what is
#Rule611 and has it changed trading rules?
The U.S. Securities and Exchange Commission (
#SEC ) announced that it will hold a roundtable meeting on Tuesday, December 16, 2025, to discuss the regulation known as Rule 611 within the NMS (National Market System) rules, which are the regulatory rules issued by the commission to regulate U.S. stock markets.
The commission clarified that this meeting is a follow-up to a previous roundtable held on September 18, 2025, dedicated