Notice of Filing and Immediate Effectiveness of Proposed Rule Change Amending Its Price List To Increase Certain Fees for Executions at the Close; Simplify the "Tier Adding Credits" for Non-Floor Brokers and Increase the Credit for One Tier; Decrease the Fee and Increase the Credit for Midpoint Passive Liquidity Orders; Eliminate the Transaction Rate for Floor Broker Volume That "Steps Up" Over a Baseline Month and Increase a Related Fee for Floor Broker Transactions; Eliminate a Volume Tier and Decrease a Credit Related to Executions of Orders Sent to the Floor Broker That Add Liquidity on the Exchange; Increase a Volume Requirement and Corresponding Credit for Supplemental Liquidity Providers When Adding Liquidity in Assigned Securities; and Adjust the Pricing Related to the Retail Liquidity Program Under Rule 107C