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CBOE Regulatory Circulars


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September 19, 2014:   RG14-133 Strike Programs 
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September 10, 2014:   RG14-132 Procedures Related to Multi-Class Spread Orders 
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September 05, 2014:   RG14-131 Amendment to Permit $0.50 Strikes for XSP and DJX Weeklys 
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September 05, 2014:   RG14-130 Amendment to Increase $1 Strikes for SPY and DIA Options 
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September 02, 2014:   RG14-129 Changes to Fees Schedule 
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August 22, 2014:   RG14-128 Give Up of Clearing Trading Permit Holders 
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August 19, 2014:   RG14-127 Systematic Block and Rejection of I-Orders 
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August 18, 2014:   RG14-126 Systematic Block and Rejection of I-Orders 
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August 15, 2014:   RG14-125 Implementation of SPX Combo Order Indicator 
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August 14, 2014:   RG14-124 SPX Combination Order and Priority Rules FAQs 
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