Regulatory Circulars

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February 09, 2016:   RG16-030 PAR Enhancements 
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February 08, 2016:   RG16-029 PAR Enhancements 
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February 05, 2016:   RG16-028 Impact of Good Friday Holiday Closures on Weekly VIX Derivatives and VXTY Futures 
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February 04, 2016:   RG16-027 Restrictions on Transactions in Midstates Petroleum Company (MPO & Adj. MPO1) 
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February 02, 2016:   RG16-026 Solicitation for Lead Market-Makers in VIX and SPX/SPXW During Extended Trading Hours 
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February 02, 2016:   RG16-025 Restrictions on Transactions in CHC Group Ltd (HELl & Adj. HELl1) 
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February 01, 2016:   RG16-024 Operational System Settings for Wednesday-Expiring Weeklys Options in Class SPXW 
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January 29, 2016:   RG16-023 February 2016 Fees Schedule Changes 
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January 29, 2016:   RG16-022 Electronic Filing of Annual Audits 
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January 29, 2016:   RG16-021 Appointment Costs for Russell 2000 Index (RUT) and P.M.-Settled S&P 500 Index (SPXPM) Options 
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