Form 4 Filing for Jack B. Strommen

This filing details a transaction by Jack B. Strommen, a director at BIOLARGO, INC. (BLGO). On September 30, 2026, Mr. Strommen was granted an option to purchase 187,500 shares of common stock at an exercise price of $0.08 per share. This option was issued as payment for $15,000 in fees owed to Mr. Strommen for his services on the company's board of directors for the most recent completed quarterly period, as per the Issuer's 2024 Equity Incentive Plan. Following this transaction, Mr. Strommen owns 2,771,762 shares. The filing also includes a limited power of attorney, appointing John R. Browning to execute Section 16 reporting obligations on behalf of Mr. Strommen.