On September 8th, the SEC designated October 24, 2011 as the date by which it will respond to the Chicago Stock Exchange's proposal to add CHX Rule 6 (Submission of Clearing Information) to Article 21 (Clearance and Settlement) to set forth the terms upon which CHX will 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 add, delete, and modify certain defined terms. SEC Release No. 34-65300.