Notice Rule

Notice of Filing and Immediate Effectiveness of a Proposed Rule Change To Amend Rule 20.6 To Apply the Obvious Error Rule to Stock-Option Orders, and To Amend Rules 21.1(d) and 21.20 To Add Qualified Contingent Cross With Stock Order Functionality

National Securities Exchanges, Cboe EDGX Exchange, Inc. (CboeEDGX)

Last Reviewed or Updated: Feb. 26, 2019