ATN International Director April Henry Receives 4,788 Shares for 2026 Director Retainer

This Form 4 filing reports that April V. Henry, a director of ATN International, Inc. (ATNI), received 4,788 shares of common stock on June 16, 2026, as payment for her 2026 annual director retainer. The shares were granted pursuant to the company's 2023 Equity Incentive Plan and represent fully vested restricted stock. The transaction was valued at $27.15 per share, which was the moving average price of ATNI's common stock over the past twenty days as of June 12, 2026. Following this transaction, Ms. Henry's total holdings in ATN International increased to 26,338 shares. The filing was signed by Andy S. Fienberg as Attorney-in-Fact for April V. Henry on June 18, 2026. This represents a standard equity compensation arrangement for board members rather than a market purchase or sale transaction.