Regulatory Circulars

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July 31, 2015:   RG15-110 Restrictions on Transactions in Miller Energy Resources, Inc. (MILL) 
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July 29, 2015:   RG15-109 Bid-Ask Differentials and Minimum Quote Size 
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July 24, 2015:   RG15-108 Restrictions on Transactions in Acorn Energy, Inc. (ACFN) 
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July 23, 2015:   RG15-107 Relocation of Option Classes from Post 2, Station 5 
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July 21, 2015:   RG15-106 VIX Extended Trading Hours (ETH) Matching Algorithm 
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July 20, 2015:   RG15-105 Quarterly Rebalance of Option Class Tiers and Online Appointment System Reminder 
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July 17, 2015:   RG15-104 Restrictions on Transactions in Alpha Natural Resources, Inc. (ANR) 
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July 13, 2015:   RG15-103 Extended Trading Hours (ETH) Session Pre-Open Order Entry Time Extension 
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July 09, 2015:   RG15-102 Restrictions on Transactions in Walter Energy, Inc. (WLT) 
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July 08, 2015:   RG15-101 Regulatory Oversight Information Session 
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