Exhibit 99.1 RPM Reports Record Fiscal 2024 Third-Quarter Results • Record third-quarter net sales of $1.52 billion, up 0.4% from the prior year • Record third-quarter net income of $61.2 million, record diluted EPS of $0.47, and record EBIT of $93.4 million • Record third-quarter adjusted diluted EPS of $0.52 increased 40.5% over prior year and record adjusted EBIT increased 31.3% to $110.1 million • Fourth consecutive quarter of record cash provided by operating activities, with $1.26 billion generated du ...