C2 Regulatory Circulars

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April 20, 2017:   C2 RG17-024 Restrictions on Transactions in Adeptus Health Inc. (ADPT) 
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April 13, 2017:   C2 RG17-023 CBOE Rule 6.25 and C2 Rule 6.15 
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April 11, 2017:   C2 RG17-022 Consolidated Audit Trail Clock Synchronization Study 
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April 11, 2017:   C2 RG17-021 Restrictions on Transactions in Gulfmark Offshore Inc. (GLF) 
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April 06, 2017:   C2 RG17-020 Consolidated Audit Trail Industry Webcast 
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March 31, 2017:   C2 RG17-019 April 2017 Fees Schedule Changes 
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March 29, 2017:   C2 RG17-018 Restrictions on Transactions in Triangle Petroleum Corp. (TPLM) 
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March 14, 2017:   C2 RG17-017 Restrictions on Transactions in Osiris Therapeutics, Inc. (OSIR) 
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March 08, 2017:   C2 RG17-016 Consolidated Audit Trail ("CAT") Clock Synchronization Requirements 
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February 28, 2017:   C2 RG17-015 Restrictions on Transactions in HHGREGG, INC (HGG) 
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