X0508 4 2025-09-08 1 0001350593 Mueller Water Products, Inc. MWA 0001770203 Smith Suzanne G 1200 ABERNATHY RD., NE SUITE 1200 ATLANTA GA 30328 1 Former VP and CAO 0 Common Stock 2025-09-08 4 S 0 750.0000 26.7925 D 13.3055 D The price reported in Column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $26.790 to $26.795, inclusive. The reporting person undertakes to provide to Mueller Water Products, Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote. Includes 13.305536 shares acquired under the Mueller Water Products, Inc. Employee Stock Purchase Plan. /s/ Barbara A. Smucygz, Attorney-in-Fact 2025-09-09