Form 4 Filing by McWilliams Curtis B

This filing details transactions made by McWilliams Curtis B, a director at Ardmore Shipping Corp. On June 15, 2026, 9,112 Restricted Stock Units (RSUs) were awarded. These RSUs vest on June 15, 2027, subject to continued service. On June 17, 2026, 15,360 RSUs vested and were disposed of, with 579 shares issued under associated dividend equivalent rights. Additionally, on the same date, 15,360 shares of Common Stock were acquired, bringing the total post-transaction shares to 76,033. All transactions were marked as direct ownership with a price of $0.00.