Dennis E. Marshall - 26 Dec 2024 Form 4 Insider Report for BIOLARGO, INC. (BLGO)

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	BLGO	Option to Purchase Common Stock	Award	$0	+118,422	+2.7%	$0.000000	4,525,941	26 Dec 2024	Common Stock	118,422	$0.1900	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Id	Content
F1	This Option was granted to Reporting Person to replace an option to purchase 64,286 shares that had been issued to compensate Reporting Person for services to the Issuer and had recently expired unexercised due to a discrepancy between the original exercise price and current Issuer stock price, pursuant to plan adopted by the Issuer's Compensation Committee.
F2	Total reflects the expiration of options to purchase 64,286 shares that recently expired.