Note 5 - Share-based Compensation (Tables)

9 Months Ended

Sep. 30, 2025

Notes Tables

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

	Options outstanding			Weighted average price per share		Weighted average remaining life		Aggregate intrinsic Value(1)
Balance, December 31, 2023		—		$	—
Granted		3,482,270		$	0.25
Balance, September 30, 2024		3,482,270		$	0.25		9.9
Unvested		(1,261,982	)	$	0.24
Vested Balance, September 30, 2024		2,220,288		$	0.25		9.9
Balance, December 31, 2024		5,493,920		$	0.23
Granted		8,985,536		$	0.21
Balance, September 30, 2025		14,479,456		$	0.21		9.2	$	—
Unvested		(4,443,293	)	$	0.21
Vested balance, September 30, 2025		10,036,163		$	0.22		9.2	$	—

	Options outstanding			Weighted average price per share		Weighted average remaining life		Aggregate intrinsic Value(1)
Balance, December 31, 2023		41,108,448		$	0.19
Granted		1,547,938		$	0.30
Exercised		(485,000	)	$	0.15
Balance, September 30, 2024		42,171,386		$	0.19		7.0
Unvested		(3,623,430	)	$	0.22
Vested Balance, September 30, 2024		38,547,956		$	0.19		6.3
Balance, December 31, 2024		42,171,386		$	0.19
Exercised		(566,951	)	$	0.16
Balance, September 30, 2025		41,604,435		$	0.19		6.1	$	279,000
Unvested		(1,946,350	)	$	0.23
Vested balance, September 30, 2025		39,658,085		$	0.19		6.0	$	279,000

	Options Outstanding			Weighted average price per share		Weighted average remaining life		Aggregate intrinsic Value(1)
Balance, December 31, 2023		1,564,085		$	0.61
Expired		(406,585	)	$	0.61
Balance, September 30, 2024		1,157,500		$	0.61		1.3
Balance, December 31, 2024		1,157,500		$	0.53
Expired		(777,500	)	$	0.48
Balance, September 30, 2025		380,000		$	0.63		1.3	$	—

	Non-plan Options outstanding			Weighted average price per share		Weighted average remaining life		Aggregate intrinsic Value(1)
Balance, December 31, 2023		17,375,044		$	0.39
Granted		85,251		$	0.23
Expired		(865,199	)	$	0.51
Exercised		(463,882	)	$	0.17
Balance, September 30, 2024		16,131,214		$	0.39		2.6
Unvested		(437,500	)	$	0.45
Vested Balance, September 30, 2024		15,693,714		$	0.39		2.3
Balance, December 31, 2024		15,687,642		$	0.40
Granted		32,143		$	0.28
Expired		(1,793,434	)	$	0.39
Balance, September 30, 2025		13,926,351		$	0.40		2.1	$	22,000
Unvested		(218,750	)	$	0.44
Vested balance, September 30, 2025		13,707,601		$	0.39		2.1	$	22,000