X0508 4 2023-10-16 0 0001832433 Ferguson plc FERG 0001984015 Williams Garland C/O FERGUSON PLC 1020 ESKDALE ROAD, WINNERSH TRIANGLE WOKINGHAM, BERKSHIRE X0 RG41 5TS UNITED KINGDOM 0 1 0 0 Senior Vice President 0 Ordinary Shares 2023-10-16 4 M 0 659 A 2659 D Ordinary Shares 2023-10-16 4 A 0 3076 A 5735 D Ordinary Shares 2023-10-16 4 S 0 53.54 165.00 D 5681.46 D Ordinary Shares 2023-10-16 4 S 0 41.95 165.89 D 5639.51 D Ordinary Shares 2023-10-16 4 S 0 145.61 166.86 D 5493.9 D Ordinary Shares 2023-10-16 4 S 0 8.53 167.60 D 5485.37 D Ordinary Shares 2023-10-16 4 S 0 428.49 163.44 D 5056.88 D Ordinary Shares 2023-10-16 4 S 0 1357.37 164.36 D 3699.51 D Ordinary Shares 2023-10-16 4 S 0 333.24 165.38 D 3366.27 D Ordinary Shares 2023-10-16 4 S 0 272.56 166.11 D 3093.71 D Ordinary Shares 2023-10-17 4 S 0 49.05 164.51 D 3044.66 D Ordinary Shares 2023-10-17 4 S 0 44.66 165.40 D 3000 D Conditional Share Award 2023-10-16 4 M 0 659 D 2023-10-16 2023-10-16 Ordinary Shares 659 0 D The Ordinary Shares were received in settlement of a Conditional Share Award that vested on October 16, 2023. The Ordinary Shares were received in settlement of an October 16, 2020 grant under the Ferguson Group Performance Ordinary Share Plan 2019, pursuant to certification of performance on September 20, 2023 by the Compensation Committee. The reported amount includes Ordinary Shares sold to satisfy the Reporting Person's tax withholding obligation upon vesting of Conditional Share Awards. The reported price represents the volume-weighted average price ("VWAP") of shares sold. Full information regarding the number of Ordinary Shares sold at each separate price in the ranges reflected in footnotes 5 through 14 will be provided to the SEC, the Issuer or its shareholders upon request. The reported price represents the VWAP of shares sold on the London Stock Exchange (the "LSE"). Sale prices for the reported transaction reported ranged between $164.366 and $165.344, inclusive, with such prices and VWAP each converted from British Pounds to U.S. Dollars based on the 1.2216 to 1.00 exchange rate on the initial transaction date of October 16, 2023 (the "Applicable Exchange Rate"). The reported price represents the VWAP of shares sold on the LSE. Sale prices for the reported transaction reported ranged between $165.405 and $166.382, inclusive, with such prices and VWAP each converted from British Pounds to U.S. Dollars based on the Applicable Exchange Rate. The reported price represents the VWAP of shares sold on the LSE. Sale prices for the reported transaction reported ranged between $166.443 and $167.420, inclusive, with such prices and VWAP each converted from British Pounds to U.S. Dollars based on the Applicable Exchange Rate. The reported price represents the VWAP of shares sold on the LSE. Sale prices for the reported transaction reported ranged between $167.481 and $167.909, inclusive, with such prices and VWAP each converted from British Pounds to U.S. Dollars based on the Applicable Exchange Rate. The reported price represents the VWAP of shares sold on the New York Stock Exchange (the "NYSE"). Sale prices for the reported transaction reported ranged between $162.830 and $163.820, inclusive. The reported price represents the VWAP of shares sold on the NYSE. Sale prices for the reported transaction reported ranged between $163.830 and $164.820, inclusive. The reported price represents the VWAP of shares sold on the NYSE. Sale prices for the reported transaction reported ranged between $164.835 and $165.833, inclusive. The reported price represents the VWAP of shares sold on the NYSE. Sale prices for the reported transaction reported ranged between $165.835 and $166.515, inclusive. The reported price represents the VWAP of shares sold on the LSE. Sale prices for the reported transaction reported ranged between $164.000 and $164.977, inclusive, with such prices and VWAP each converted from British Pounds to U.S. Dollars based on the Applicable Exchange Rate. The reported price represents the VWAP of shares sold on the LSE. Sale prices for the reported transaction reported ranged between $165.038 and $166.015, inclusive, with such prices and VWAP each converted from British Pounds to U.S. Dollars based on the Applicable Exchange Rate. The number of shares reflected in this transaction as well as in each of the transactions reported in this statement represent rounded numbers of shares. In this regard, there was an additional sale by the Reporting Person on October 17, 2023 of 0.82 shares at $166.077 on the LSE, with such price converted from British Pounds to U.S. Dollars based on the Applicable Exchange Rate. Due to the rounding of the transactions reported herein, the sale of such fractional share cannot be reflected in this statement as it would result in aggregate sales that exceed the amount sold in the Reporting Person's transactions on the dates covered by this statement. /s/ Ann Becchina by Power of Attorney 2023-10-18