Note 17 - Subsequent Events

6 Months Ended

Jun. 30, 2023

Notes to Financial Statements

Subsequent Events [Text Block]

17. Subsequent Events

On July 27, 2023, the Company sold, in a registered direct offering, an aggregate of 23,809,524 shares of common stock and accompanying warrants to purchase one share of common stock at a combined purchase price of $0.42 per share. The Company expects to receive aggregate gross proceeds from the offering of $10.0 million, before deducting approximately $0.9 million of placement agent’s fees and estimated offering expenses. The warrants have an exercise price of $0.42 per share, are immediately exercisable and will expire five years following the date of issuance.