Innospec(IOSP) - 2025 Q1 - Quarterly Results

Exhibit 99.1 INNOSPEC REPORTS FIRST QUARTER 2025 FINANCIAL RESULTS Balanced results considering market volatility Excellent growth in Fuels Specialties of setting lower results in Performance Chemicals and Oilfield Services $28.3 million cash generated from operations; Net cash improves to$299.8 million Dividend increased by 10 percent; $50 million buyback initiated; Flexible debt-free balance sheet GAAP EPS of$1.31 and adjusted non-GAAP EPS of $1.42 Englewood, CO – May 8, 2025 – Innospec Inc. (NASDAQ: IO ...