Exhibit 99.1 Belden Reports Third Quarter 2024 Results St. Louis, Missouri – October 31, 2024 - Belden Inc. (NYSE: BDC) ("Belden" or the "Company"), a leading global supplier of network infrastructure and digitization solutions, today reported fiscal third quarter results for the period ended September 29, 2024. Third Quarter 2024 Highlights • Revenues of $655 million, up 4% y/y and down 2% y/y organically • GAAP EPS of $1.30, down 24% y/y • Adjusted EPS of $1.70, down 4% y/y • Executed $20 million of share ...