Comments on CBOE Rulemaking

Notice of Filing of a Proposed Rule Change to Amend Its Automated Price Improvement Auction Rules in Connection with Agency Order Size Requirements

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Date Received
Date Letter Type Commenter Name
Meeting with SEC Officials Memorandum from the Office of David Hsu, Division of Trading and Markets regarding a February 3, 2021, meeting with representatives of Citadel Securities
Public Comment Laura G. Dickman, VP, Associate General Counsel, CBOE
Public Comment Stephen Berger, Managing Director, Global Head of Government and Regulatory Policy, Citadel Securities
Public Comment Rebecca Tenuta, Counsel, CBOE Global Markets
Public Comment Rebecca Tenuta, Counsel, CBOE Global Markets
Public Comment Ellen Greene, Managing Director, Equities & Options Market Structure, Securities Industry and Financial Markets Association
Public Comment John S. Markle, Interim General Counsel, TD Ameritrade
Public Comment Michael Golding Head of Trading, Optiver US LLC and Rutger Brinkhuis Head of Trading, AMS Derivatives B.V.
Public Comment Stephen Berger, Managing Director, Global Head of Government and Regulatory Policy, Citadel Securities
Public Comment Richard J. McDonald, Susquehanna International Group, LLP

Last Reviewed or Updated: Dec. 18, 2025

File Number
SR-CBOE-2020-051
Release Number
34-89058
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