Exhibit 99 Second Quarter Financial Highlights Results on a GAAP basis: Silicon Labs Reports Second Quarter 2025 Results Wireless IoT leader posts 33% year-over-year growth and earns industry-first security distinction AUSTIN, Texas – August 5, 2025 – Silicon Labs (NASDAQ: SLAB), the leading innovator in low-power wireless, reported financial results for the second quarter, which ended July 5, 2025. "The Silicon Labs team delivered strong sequential and year-over-year revenue growth of 9% and 33%, respectiv ...