Exhibit 99.1 5290 Concourse Drive Roanoke, VA 24019 (Nasdaq GM: OCC) www.occfiber.com AT THE COMPANY: Net Sales Increased 9.5% and Gross Profit Increased 24.1% in Fiscal 2025 Compared to Prior Year Roanoke, Va., December 18, 2025 — Optical Cable Corporation (Nasdaq GM: OCC) ("OCC®" or the "Company") today announced financial results for its fourth quarter and fiscal year 2025 ended October 31, 2025, reporting substantial year-over-year growth in net sales and gross profit for fiscal year 2025. OCC achieved ...