Comments on CBOE Rulemaking

Notice of Filing and Immediate Effectiveness of Proposed Rule Change to Change the Close of Trading Hours on the Last Day of Trading in Expiring Quarterly Index Expirations

Filter comments

Date Received
Date Letter Type Commenter Name
Public Comment Ronald March
Public Comment Christopher Nagy, Managing Director, Order Strategy, Co-Head of Government Relations, TD AMERITRADE, Inc.

Last Reviewed or Updated: Dec. 18, 2025

File Number
SR-CBOE-2009-020
Release Number
34-59676
How to submit comments