NYSE Chicago, formerly known as the Chicago Stock Exchange (CHX), is a stock exchange in Chicago, Illinois, United States. The exchange is a national securities exchange and self-regulatory organization. It works with the U.S. Securities and Exchange Commission (SEC). Intercontinental Exchange (ICE) bought CHX in July 2018.
- "Chicago Stock Exchange to be renamed NYSE Chicago". www.spglobal.com. Retrieved 2020-12-11.
- "Self-Regulatory Organizations; New York Stock Exchange LLC; Notice of Filing and Immediate Effectiveness of Proposed Rule Change to Amend the Exchange's Price List Related to Colocation Services" (PDF). Retrieved 2020-12-11.