CEO Naji Khoury Granted Performance-Based Restricted Stock Units and Common Stock

On April 24, 2026, Naji Khoury, CEO of ATN International, Inc., was granted 36,853 performance-based restricted stock units (PSUs) and 36,853 shares of common stock. The PSUs are subject to vesting in four equal installments on April 24 of 2027, 2028, 2029, and 2030, contingent upon achieving relative total shareholder return (TSR) goals compared to the Russell 2000 Index. Vesting of PSUs can range from zero to 150% of the target amount. The performance period for these PSUs began on March 17, 2026, and will conclude on March 16, 2029. Both the PSUs and the common stock were acquired at a price of $0.00 per share, and Mr. Khoury holds them directly. Following these transactions, Mr. Khoury holds 36,853 shares of common stock and 36,853 PSUs.