Quarterly report pursuant to Section 13 or 15(d)

Note 13 - Stock Warrants

Note 13 - Stock Warrants

3 Months Ended

Mar. 31, 2019

Notes to Financial Statements

Stock Warrants Disclosure [Text Block]

1

3

.

Stock Warrants

At

March

31,

2019,

there are

818,000

warrants outstanding to purchase Navidea's common stock. The warrants are exercisable at prices ranging from

$0.20

to

$50.00

per share with a weighted average exercise price of

$22.98

per share. The warrants have remaining outstanding terms ranging from

five

months to

16.5

years.

In addition, at

March

31,

2019,

there are

300

warrants outstanding to purchase MT Common Stock. The warrants are exercisable at

$2,000

per share.