Subject: File No. SR-CHX-2016-20
From: John Meagher
Affiliation: Freelance Journalist

March 1, 2017

Attached comments.

Attached is a Wall Street Journal article that mentions the Chicago Stock Exchange and the CFIUS review process. The SEC staff may be better informed of controversies in the market surrounding the proposed sale of CHX to opaque Chinese group. Respectfully submitted.

Copyrighted material redacted. Author cites:

O'Keeffe, Kate. "Lawmakers Push for Tighter Scrutiny of Chinese Investment in U.S." The Wall Street Journal. Dow Jones & Company, 21 Feb. 2017. Web. 02 Mar. 2017. Available at https://www.wsj.com/articles/lawmakers-push-for-tighter-scrutiny-of-chinese-investment-in-u-s-1487678403