Exhibit 99.1 Jabil Posts Fourth Quarter and Fiscal Year 2025 Results Provides Strong Fiscal 2026 Outlook ST. PETERSBURG, Fla. – September 25, 2025 –Today, Jabil Inc. (NYSE: JBL), reported preliminary, unaudited financial results for its fourth quarter and fiscal year ended August 31, 2025. "Fiscal 2025 was a strong year for Jabil as we grew revenue, delivered solid core margins, increased core diluted EPS, and generated robust free cash flow," said CEO Mike Dastoor. "Strength in AI-driven demand across capi ...