144 0001608024 XXXXXXXX LIVE 0000019745 CHESAPEAKE UTILITIES CORP 001-11590 500 ENERGY LANE DOVER DE 19901 3027346799 Householder Jeffry M Officer Director Common Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

10000 1261219.62 24004761 05/21/2026 NYSE Common 02/25/2021 Restricted Stock Vesting Issuer N 1566 02/25/2021 Compensation Common 04/05/2021 Restricted Stock Vesting Issuer N 44 04/05/2021 Compensation Common 07/06/2021 Restricted Stock Vesting Issuer N 48 07/06/2021 Compensation Common 10/05/2021 Restricted Stock Vesting Issuer N 45 10/05/2021 Compensation Common 01/05/2022 Restricted Stock Vesting Issuer N 41 01/05/2022 Compensation Common 02/23/2022 Restricted Stock Vesting Issuer N 1130 02/23/2022 Compensation Common 04/05/2022 Restricted Stock Vesting Issuer N 88 04/05/2022 Compensation Common 07/05/2022 Restricted Stock Vesting Issuer N 108 07/05/2022 Compensation Common 10/05/2022 Restricted Stock Vesting Issuer N 117 10/05/2022 Compensation Common 01/05/2023 Restricted Stock Vesting Issuer N 107 01/05/2023 Compensation Common 04/05/2023 Restricted Stock Vesting Issuer N 135 04/05/2023 Compensation Common 07/05/2023 Restricted Stock Vesting Issuer N 163 07/05/2023 Compensation Common 02/20/2024 Restricted Stock Vesting Issuer N 4009 02/20/2024 Compensation Common 07/05/2024 Restricted Stock Vesting Issuer N 253 07/05/2024 Compensation Common 10/07/2024 Restricted Stock Vesting Issuer N 227 10/07/2024 Compensation Common 01/06/2025 Restricted Stock Vesting Issuer N 229 01/06/2025 Compensation Common 02/26/2025 Restricted Stock Vesting Issuer N 1468 02/26/2025 Compensation Common 04/07/2025 Restricted Stock Vesting Issuer N 222 04/07/2025 Compensation Y 05/21/2026 /s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Jeffry M Householder