On September 19th, the SEC filed noticed of the Chicago Stock Exchange, Inc's proposal to change the status of Exchange-Registered Institutional Broker firms. The CSE is proposing to add Interpretation and Policy .04 to Article 17, Rule 3 to clarify the status of Exchange-registered Institutional Broker firms (Institutional Brokers) as not operating on the Exchange. Comments should be submitted on or before 21 days from publication in the Federal Register, which is expected the week of September 26th. SEC Release No. 34-65354.