Exhibit 99.1 FOR IMMEDIATE RELEASE EARNINGS RELEASE Silicom Reports Q2 2025 Results KFAR SAVA, Israel, July 31, 2025 - Silicom Ltd. (NASDAQ: SILC), a leading provider of high-performance networking and data infrastructure solutions, today reported its financial results for the second quarter ended June 30, 2025. Financial Results Second quarter: Silicom's revenues for the second quarter of 2025 were $15.0 million compared with$14.5 million for the second quarter of 2024. On a GAAP basis, the company's net ...