On July 20th, the SEC provided notice of the Chicago Stock Exchange's proposal to add new Rule 6 to Article 21 (Clearance and Settlement) to set forth the terms upon which the Exchange shall submit information for clearing and settlement, and to amend Article 1, Rule 1 (Definitions), and Article 21, Rule 1 (Trade Recording with a Qualified Clearing Agency) to define certain relevant terms. Comments should be submitted within 21 days after publication in the Federal Register, which is expected during the week of July 25. SEC Release No. 34-64937.