Form 4 Filing for AdvanSix Inc. - Spurlin Sharon

This filing details a Form 4 submission for AdvanSix Inc. regarding transactions by Sharon Spurlin. On June 22, 2026, Sharon Spurlin, who is a director, acquired 6,207 shares of Common Stock (par value $0.01) at a price of $0.00 per share. This transaction is part of a grant of restricted stock units under the AdvanSix Inc. 2016 Stock Incentive Plan, which will vest in full on June 22, 2027. Following this transaction, Ms. Spurlin directly owns 80,953 shares of the company's common stock.