Exhibit 99.1 Amphenol News Release World Headquarters 358 Hall Avenue Wallingford, CT 06492 Telephone (203) 265-8900 AMPHENOL REPORTS FIRST QUARTER 2024 RESULTS AND ANNOUNCES NEW STOCK REPURCHASE PROGRAM First Quarter 2024 Highlights: ● Sales of $3.26 billion, up 9% in U.S. dollars and 6% organically compared to the first quarter of 2023 ● GAAP Diluted EPS of $0.87, up 23% compared to prior year ● Adjusted Diluted EPS of $0.80, up 16% compared to prior year ● GAAP and Adjusted Operating Margin of 21.0% ● Op ...