1991 Cboe Exchange Regulatory Circulars

File number: RG91-073
Date filed: December 16, 1991
Description:

RG91-073 "Crossing" Orders

File number: RG91-072
Date filed: December 25, 1991
Description:

RG91-072 Closing Rotations on December 31, 1991

File number: RG91-071
Date filed: December 25, 1991
Description:

RG91-071 Trade Match System

File number: RG91-069
Date filed: December 13, 1991
Description:

RG91-069 OOC/CME Cross-Margin for Market-Makers

File number: RG91-068
Date filed: December 25, 1991
Description:

RG91-068 Joint Account Participant Trading in Equity Options

File number: RG91-064
Date filed: November 22, 1991
Description:

RG91-064 Debit Put Spread Pilot Program

File number: RG91-063
Date filed: November 18, 1991
Description:

RG91-063 Escrow Receipts for CAPS

File number: RG91-062
Date filed: November 7, 1991
Description:

RG91-062 Trading Floor Product Location Policy (RG90-41 Reissued)

File number: RG91-061
Date filed: November 7, 1991
Description:

RG91-061 Net Capital Requirements for CAPS

File number: RG91-060
Date filed: November 6, 1991
Description:

RG91-060 Rule 11.1: Cutoff Time for Submission of Exercise Advice Forms for Index Options

File number: RG91-059
Date filed: November 6, 1991
Description:

RG91-059 Market-Maker Haircuts for CAPS

File number: RG91-057
Date filed: October 25, 1991
Description:

RG91-057 Joint Account Trading In OEX and SPX Indexes

File number: RG91-052
Date filed: September 23, 1991
Description:

RG91-052 Rule Amendments and Revised Guidelines Concerning Options Communications With the Public

File number: RG91-051
Date filed: September 24, 1991
Description:

RG91-051 Bid/Ask Spreads

File number: RG91-050
Date filed: September 23, 1991
Description:

RG91-050 Debit Put Spread Pilot Program

File number: RG91-049
Date filed: September 16, 1991
Description:

RG91-049 Rule 230: Trade Match Delayed Submission Fee

File number: RG91-048
Date filed: September 9, 1991
Description:

RG91-048 Membership Application and Other Membership Fees

File number: RG91-047
Date filed: September 6, 1991
Description:

RG91-047 Pre-Opening Quotation Indications

File number: RG91-046
Date filed: July 31, 1991
Description:

RG91-046 Input Cutoff Changes

File number: RG91-045
Date filed: July 23, 1991
Description:

RG91-045 Free Allocation in Computing Options Haircuts

File number: RG91-044
Date filed: July 15, 1991
Description:

RG91-044 131 Classes Qualifying for Special Market-Maker Weighting

File number: RG91-043
Date filed: July 24, 1991
Description:

RG91-043 Unhedged Position and Exercise Limits

File number: RG91-042
Date filed: July 11, 1991
Description:

RG91-042 SIPC Mid-Year Filing

File number: RG91-041
Date filed: June 26, 1991
Description:

RG91-041 Trade Match Delayed Submission 'Hotline' Telephone Number - CBOE Rules 2.30 and 6.58

File number: RG91-040
Date filed: June 12, 1991
Description:

RG91-040 Trade Match Delayed Submission Fee Examples

File number: RG91-039
Date filed: June 26, 1991
Description:

RG91-039 Member Fees

File number: RG91-038
Date filed: June 13, 1991
Description:

RG91-038 Trade Match Delayed Submission Fee Rules - Notifying the Exchange of Extenuating Circumstances

File number: RG91-037
Date filed: June 12, 1991
Description:

RG91-037 Prearranged Trading

File number: RG91-036
Date filed: May 13, 1991
Description:

RG91-036 Trade Match Disaster Recovery - Update

File number: RG91-035
Date filed: May 1, 1991
Description:

RG91-035 Short Sale Requirements

File number: RG91-034
Date filed: April 18, 1991
Description:

RG91-034 Fire Drill

File number: RG91-033
Date filed: April 15, 1991
Description:

RG91-033 Member Incentive Billing

File number: RG91-032
Date filed: April 12, 1991
Description:

RG91-032 130 Classes Qualfying for Special Market-Maker Weighting

File number: RG91-031
Date filed: April 11, 1991
Description:

RG91-031 Restriction on Opening Transactions in Bolar Options

File number: RG91-030
Date filed: April 24, 1991
Description:

RG91-030 Expiration Friday Exercise and Assignment of Expiring Options

File number: RG91-029
Date filed: April 10, 1991
Description:

RG91-029 Customer Margin Requirements

File number: RG91-028
Date filed: April 10, 1991
Description:

RG91-028 Exercises on the Day Prior to Expiration For Position Limit Purposes

File number: RG91-027
Date filed: March 18, 1991
Description:

RG91-027 Delivery of Securities When Short Selling

File number: RG91-026
Date filed: March 18, 1991
Description:

RG91-026 SEC Restrictions on Capital Withdrawals

File number: RG91-025
Date filed: March 4, 1991
Description:

RG91-025 Identification of Broker/Dealer Orders

File number: RG91-024
Date filed: March 4, 1991
Description:

RG91-024 Rule 6.73 Responsibilities of Floor Brokers

File number: RG91-023
Date filed: February 20, 1991
Description:

RG91-023 New LEAPS Series

File number: RG91-022
Date filed: February 15, 1991
Description:

RG91-022 Risk Analysis of Market-Maker Accounts

File number: RG91-021
Date filed: March 5, 1991
Description:

RG91-021 CBOE Registration Requirements and Fees

File number: RG91-020
Date filed: February 6, 1991
Description:

RG91-020 Trading of CBS common stock "regular way" and "when distributed"; settlement of expiring options

File number: RG91-019
Date filed: February 7, 1991
Description:

RG91-019 Accuracy of Times-on-Tickets; Completeness of Price Reporting

File number: RG91-018
Date filed: January 14, 1991
Description:

RG91-018 Circuit Breakers

File number: RG91-017
Date filed: January 29, 1991
Description:

RG91-017 Disclosure of Accounts and Reporting of Orders and Positions

File number: RG91-016
Date filed: January 2, 1991
Description:

RG91-016 FOCUS Report (Form X-17A-5) 1990 Year-End Filing Due March 1, 1991

File number: RG91-015
Date filed: January 16, 1991
Description:

RG91-015 Expiration Friday Exercise and Assignment of Expiring Options

File number: RG91-014
Date filed: January 23, 1991
Description:

RG91-014 1990 Regulatory Circulars

File number: RG91-013
Date filed: January 21, 1991
Description:

RG91-013 Unhedged Position and Exercise Limits

File number: RG91-012
Date filed: January 14, 1991
Description:

RG91-012 Circuit Breakers

File number: RG91-011
Date filed: January 14, 1991
Description:

RG91-011 Option Exercise and Settlement

File number: RG91-010
Date filed: January 14, 1991
Description:

RG91-010 Index Opening Delays and Halts

File number: RG91-009
Date filed: January 14, 1991
Description:

RG91-009 Market Performance Committee

File number: RG91-008
Date filed: January 16, 1991
Description:

RG91-008 SIPC Year End Filing Requirements

File number: RG91-007
Date filed: January 9, 1991
Description:

RG91-007 Stocks, Warrants and Other Securities Rule 30.41 Margin Requirements for Market Makers

File number: RG91-006
Date filed: January 9, 1991
Description:

RG91-006 Stocks, Warrant and Other Securities Chapter 30 New Rules

File number: RG91-005
Date filed: January 9, 1991
Description:

RG91-005 Stocks, Warrants & Other Securities - Chapter 6 Doing Business on the Exchange Floor (continued) Chapter 7 Order Book Officials Chapter 8 Market Makers, Trading Crowds & Modified Trading Sys

File number: RG91-004
Date filed: January 9, 1991
Description:

RG91-004 Stocks, Warrants and Other Securities Chapter 6 Doing Business on the Exchange Floor (continued)

File number: RG91-003
Date filed: January 4, 1991
Description:

RG91-003 Rule 8.51 Trading Crowd Firm Disseminated Market Quotes

File number: RG91-002
Date filed: January 9, 1991
Description:

RG91-002 Reg T OLX Options

File number: RG91-001
Date filed: January 9, 1991
Description:

RG91-001 Stock, Warrants and Other Securities Chapter 6 Doing Business on the Exchange Floor Chapter 10 Closing Transactions