Form 4 Filing for Alto Ingredients, Inc.

Maria G. Gray, a director at Alto Ingredients, Inc., acquired 23,605 shares of common stock on June 23, 2026. The acquisition was made at a price of $0.00 per share. Following this transaction, Ms. Gray now holds 179,229 shares of common stock directly. This filing, designated as Form 4, is related to insider transactions and is not subject to Section 16 reporting requirements.