144 0001585545 XXXXXXXX LIVE 0000913142 BELDEN INC. 001-12561 1 NORTH BRENTWOOD BLVD 15TH FLOOR ST. LOUIS MO 63105 314-854-8000 Zink Doug Officer Common Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

3000 386469.62 40336643 11/07/2024 NYSE Common 02/28/2021 Restricted Stock Vesting Issuer N 275 02/28/2021 Compensation Common 07/01/2021 Restricted Stock Vesting Issuer N 194 07/01/2021 Compensation Common 02/28/2022 Restricted Stock Vesting Issuer N 671 02/28/2022 Compensation Common 03/01/2022 Stock Appreciation Rights Issuer N 616 03/01/2022 Compensation Common 06/30/2022 ESPP Purchase Issuer N 379 06/30/2022 Cash Common 07/01/2022 Restricted Stock Vesting Issuer N 194 07/01/2022 Compensation Common 02/11/2023 Restricted Stock Vesting Issuer N 372 02/11/2023 Compensation Common 02/22/2023 Restricted Stock Vesting Issuer N 299 02/22/2023 Compensation N Douglas Zink

1 North Brentwood Boulevard 15th Floor St. Louis MO 63105

Common 11/05/2024 1324 155553.98 11/07/2024 /s/ Andrew Glade, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Douglas Zink