DENNIS P. CALVERT - 14 Nov 2025 Form 4 Insider Report for BIOLARGO, INC. (BLGO)

Signature
/s/ John R. Browning, attorney-in-fact
Issuer symbol
BLGO
Transactions as of
14 Nov 2025
Net transactions value
+$49,643
Form type
4
Filing time
17 Nov 2025, 18:44:08 UTC
Previous filing
16 Jul 2025
Next filing
05 Jan 2026

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
CALVERT DENNIS P President, Director 14921 CHESTNUT ST., WESTMINSTER /s/ John R. Browning, attorney-in-fact 17 Nov 2025 0001228572

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BLGO Common Stock Award $49,643 +310,269 +3.1% $0.1600 10,393,403 14 Nov 2025 Direct F1, F2, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The shares issued are subject to a Lock-Up Agreement dated as of the issuance date whereby shares are locked-up and restricted from sale until the Issuer reports gross revenue of at least $40 million on a consolidated basis for any reported period (e.g, quarter or annual), or the Issuer's market capitalization exceeds $300 million, or there is a "change in control" in the Issuer.
F2 Shares received from Issuer in exchange for a reduction in amounts owed by Issuer to Reporting Person for salary and unreimbursed business expenses (equal to the product of the number of shares issued and the acquisition price per share).
F3 Includes 1,528,695 shares owned indirectly by Reporting Person through a limited liability company owned and controlled by Reporting Person.