Quarterly report pursuant to Section 13 or 15(d)

Stock Warrants

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Stock Warrants
3 Months Ended
Mar. 31, 2015
Warrants and Rights Note Disclosure [Abstract]  
Stock Warrants
Stock Warrants

At March 31, 2015, there are 1.8 million warrants outstanding to purchase Navidea's common stock. The warrants are exercisable at prices ranging from $1.918 to $3.04 per share with a weighted average exercise price of $2.27 per share.

In addition, at March 31, 2015, there are 300 warrants outstanding to purchase MT Common Stock. The warrants are exercisable at $2,000 per share.