Quarterly report pursuant to Section 13 or 15(d)

Note 12 - Stock Warrants

Note 12 - Stock Warrants
6 Months Ended
Jun. 30, 2022
Notes to Financial Statements  
Stock Warrants Disclosure [Text Block]


Stock Warrants


On March 3, 2022, 550,000 Series NN warrants with an exercise price of $30.00 expired under the terms of the Series NN warrant agreements.


As of June 30, 2022, there are 422,324 warrants outstanding to purchase Navidea's Common Stock. The warrants are exercisable at prices ranging from $0.20 to $49.80 per share with a weighted average exercise price of $2.30 per share. The warrants have remaining outstanding terms ranging from 1.0 to 13.1 years.