Market regulation · 03/12/2014

CBOE Proposes Rule Change to SPX End-of-Month Closing Procedures

The Chicago Board Options Exchange (CBOE), a self-regulatory organization, has filed a proposed rule change with the US Securities and Exchange Commission (SEC) to modify SPX end-of-month closing procedures. The proposed rule change, which is effective immediately, aims to improve the efficiency and accuracy of SPX closing procedures.