Market regulation · 11/04/2011

Self-Regulatory Organizations; Chicago Board Options Exchange, Incorporated; Order Granting Approval of Proposed Rule Change To Permit the Listing of Series With $0.50 and $1 Strike Price Increments on Certain Options Used To Calculate Volatility Indexes

Self-Regulatory Organizations; Chicago Board Options Exchange, Incorporated; Order Granting Approval of Proposed Rule Change To Permit the Listing of Series With $0.50 and $1 Strike Price Increments on Certain Options Used To Calculate Volatility Indexes