Note 13 - Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2025

Equity [Abstract]

Warrant Activity

The following table summarizes the activity of all common stock warrants and weighted-average exercise prices.

	Common Stock Warrants			Weighted-Average Exercise Price
Balance at December 31, 2023		576,063		$	4.40
Warrants issued		-			-
Warrants exercised		(22,787	)		5.70
Warrants expired		(137,500	)		7.50
Adjustment based on recalculation of warrants outstanding after Reverse Split (Note 1)		3			3.26
Balance at December 31, 2024		415,779		$	3.26
Warrants issued		-			-
Warrants exercised		-			-
Warrants expired		(77,064	)		5.70
Balance at December 31, 2025		338,715		$	2.70

The following table summarizes the activity of all Pre-funded Warrants, which automatically expire upon exercise, and weighted-average exercise prices.

	Pre-funded Warrants			Weighted-Average Exercise Price
Balance at December 31, 2024		146,425		$	0.01
Issuance of Pre-funded Warrants		-			0
Exercise of Pre-funded Warrants		(146,425	)		0.01
Balance at December 31, 2025		-		$	-