Regulatory Circulars




Circular Number Description
Circular Number Description
RC-2017-08 Nullification and Adjustment of Options Transactions Including Obvious Errors for Complex Orders
RC-2017-07 CAT Clock Sync Study
RC-2017-06 CAT Industry Webcast
RC-2017-05 CAT Compliance Rule Series
RC-2017-04 Bid-Ask Differentials for PCLN through June 17 2017
RC-2017-03 CAT Clock Sync Requirements
RC-2017-02 Market Maker Obligations
RC-2017-01 Change to BCPDR Designation Standards
RC-2016-13 Penny Pilot Issue Replacements
RC-2016-12 Disruptive Quoting Expedited Suspension Proceeding
RC-2016-11 Bid-Ask Differentials for PCLN through March 18, 2017
RC-2016-10 Bid-Ask Differentials for PCLN through December 17, 2016
RC-2016-09 Statutory Disqualification
RC-2016-08 Action Required – HSVF Subscription
RC-2016-07 Penny Pilot Issue Replacements
RC-2016-06 Bid-Ask Differentials for PCLN through September 17 2016
RC-2016-05 Quotation Parameter Violations under the MRVP
RC-2016-04 Changes to Market Maker Quoting Reports
RC-2016-03 Bid-Ask Differentials for PCLN through June 18, 2016
RC-2016-02 Reduction of Order Handling Period for Directed Orders
RC-2016-01 Notice Regarding Filing of Annual Audited Reports
RC-2015-30 Securities Trader (Series 57) Implementation 
RC-2015-29 Penny Pilot Replacements
RC-2015-28 Bid-Ask Differentials for PCLN through March 19, 2016
RC-2015-27 Protection Mechanism on Opening BOX Market
RC-2015-26 Bid-Ask Differentials for PCLN through December 19, 2015
RC-2015-25 Enhanced Electronic Blue Sheet Submissions Updates
RC-2015-24 Designated BCP / DR Participants
RC-2015-23 Bid-Ask Differentials for PCLN through November 21, 2015
RC-2015-22 Professional Order Designation – Implementation
RC-2015-21 Professional Designation
RC-2015-20 Q4-2015 Protection Mechanism on Opening of BOX Market
RC-2015-19 Information Barrier Rule Change
RC-2015-18 Bid Ask Differentials for PCLN through October 17, 2015
RC-2015-17 Bid Ask Differentials for PCLN through September 18, 2015
RC-2015-16 Market Maker Quotations in Adjusted Options Series
RC-2015-15 Bid Ask Differentials for PCLN through August 14, 2015
RC-2015-14 Penny Pilot Issue Replacement
RC-2015-13 Bid Ask Differentials for PCLN through July 18, 2015
RC-2015-12 Q3-2015 Protection Mechanism on Opening of BOX Market
RC-2015-11 Preferred MM Quoting Requirements
RC-2015-10 Bid Ask Differential for PCLN through June 19, 2015
RC-2015-09 New Harmonized Obvious and Catastrophic Error Rule
RC-2015-08 Bid Ask Differential for PCLN through May 15, 2015
RC-2015-07 Change to BOX Rule 7170 – Obvious and Catastrophic Errors 
RC-2015-06 Expiring Exercise Declaration Decision on Thursday, April 2, 2015
RC-2015-05 Bid-Ask Differential for PCLN through April 17, 2015
RC-2015-04 Protection Mechanism on Opening of BOX Market 
RC-2015-03 Bid-Ask Differential for PCLN through March 21, 2015
RC-2015-02 Preferred Market Maker Quoting Requirements 
RC-2015-01 Bid-Ask Differentials for PCLN through February 21, 2015
RC-2014-12 Bid-Ask Differentials for PCLN through January 17, 2015
RC-2014-11 Penny Pilot Issue Replacement
RC-2014-10 Protection Mechanism on Opening of BOX Market 
RC-2014-09 Volume Performance Rights Program
RC-2014-08 Protection Mechanism on Opening of BOX Market
RC-2014-07 Penny Pilot Issue Replacement
RC-2014-05A Revised; Changes to BOX Origin Codes
RC-2014-06 Protection Mechanism on Opening of BOX Market
RC-2014-05 Changes to BOX Origin Codes
RC-2014-04 Public Customer Interest to be included in the High Speed Vendor Feed
RC-2014-03 Expiring Exercise Declaration Procedures on April 17th 2014
RC-2014-02 Protection Mechanism on Opening of BOX Market
RC-2014-01 Enhanced Electronic Blue Sheet Submissions Updates
RC-2013-17 Protection Mechanism on Opening of BOX Market
RC-2013-16A Penny Pilot Classes Listed on BOX
RC-2013-16 Penny Pilot Classes Listed on BOX
RC-2013-15 Disciplinary Action Notification Requirement 
RC-2013-14 Removal of Bid Ask Relief at the Open
RC-2013-13 Protection Mechanism on Opening of BOX Market
RC-2013-12 Bid/Ask Differentials in Certain High Priced Securities
RC-2013-11 NBBO Exposure Reduction to 100 milliseconds
RC-2013-10 Penny Pilot Classes Listed on BOX
RC-2013-09 Protection Mechanism on Opening of BOX Market
RC-2013-08 Bid/Ask Differentials in Certain High Priced Securities
RC-2013-07 Jumbo SPY Quoting
RC-2013-06 Reminder: TMS Connection Audit Responses Are Due Friday, May 24, 2013
RC-2013-05A Jumbo SPY LOPR Reporting (Amended)
RC-2013-05 Jumbo SPY LOPR Reporting
RC-2013-04 TMS Audit
RC-2013-03 PIP Allocation Launch
RC-2013-02 Q2 2013 Protection Mechanism on Opening of BOX Market
RC-2013-01  Q2 2013 Bid Ask in Certain High Priced Securities
RC-2012-30 Penny Pilot Classes Listed on BOX
RC-2012-29A Amended Protection Mechanism on Opening of BOX Market
RC-2012-29 Protection Mechanism on Opening of BOX Market
RC-2012-28A Amended Bid/Ask Differentials in Certain High Priced Securities
RC-2012-28 Bid/Ask Differentials in Certain High Priced Securities
RC-2012-27 Bid/Ask Differentials for NDX Options
RC-2012-26 Enhanced Electronic Blue Sheet Submissions Update
RC-2012-25 BOX Options Exchange Open Wednesday, October 31
RC-2012-24 BOX Options Exchange Closed Tuesday, October 30, 2012 Due To Hurricane Sandy
RC-2012-23 BOX Options Exchange Closed Monday, October 29, 2012 Due To Hurricane Sandy
RC-2012-22 Penny Pilot Program Symbol Replacement
RC-2012-21 Elimination of Position Limits for Options on the SPDR® S&P 500® Exchange-Traded Fund
RC-2012-20 Consolidated Audit Trail Industry Call
RC-2012-19 Protection Mechanism on Opening on BOX
RC-2012-18 Bid Ask in Certain High Priced Securities
RC-2012-17 Changes to the Penny Pilot Program
RC-2012-16 Protection Mechanism on Opening of BOX Market
RC-2012-15 Bid/Ask Differentials in Certain High Priced Securities
RC-2012-14 June 1 Fee Changes
RC-2012-13 Penson Financial Services Inc. (PFSI) Clearing Arrangements
RC-2012-12 New SRO Contact Information
RC-2012-11 Order Handling with Regard to Locked Markets
RC-2012-10 Bid Ask Differentials for NDX Options
RC-2012-09 Protection Mechanism on Opening of BOX Market
RC-2012-08 Bid Ask Differentials in Certain High Priced Securities
RC-2012-07 Penny Pilot Classes Listed on BOX
RC-2012-06 Modifications to the Price Improvement Process
RC-2012-05 Directed Orders with Fill and Kill Designation
RC-2012-04 Quote Removal Mechanism Upon Technical Disconnect
RC-2012-03 New Delta Hedge Exemptions and Aggregation of Accounts for Position Limits
RC-2012-02 Market Maker Activity and Information Barriers
RC-2012-01 BOX Origin Codes