Form 4 Filing for BIOLARGO, INC. - Insider Transactions

This filing details transactions made by Dennis P. Calvert, President and Director of BIOLARGO, INC., on June 30, 2026, and July 1, 2026. Calvert acquired 699,569 shares of Common Stock at $0.1135 per share and an additional 219,914 shares at $0.113 per share. These acquisitions were made in exchange for a reduction in amounts owed by the Issuer for salary and unreimbursed business expenses. The shares are subject to a Lock-Up Agreement, restricting their sale until the Issuer achieves $40 million in gross revenue, its market capitalization exceeds $300 million, or a change in control occurs. Calvert indirectly owns 1,528,695 shares through a limited liability company he controls. Following these transactions, his post-transaction share ownership increased to 11,058,108 shares.