Number of shares exercisable | Exercise price | Expiration date | |||||||
Issued in connection with Encode merger | 233 | $ | 2.87 | 12/13/2015 | |||||
Issued to placement agents in August 2009 | 30 | $ | 1.50 | 8/21/2014 | |||||
TorreyPines warrants assumed in 2009 Merger | 4 | $ | 80.86 | * | 9/26/2015 | ||||
Issued to registered direct investors in December 2009 | 12 | $ | 2.45 | 12/22/2014 | |||||
Issued to private placement investors in August 2010 | 569 | $ | 3.075 | 8/12/2015 | |||||
Issued to placement agent in August 2010 | 98 | $ | 3.075 | 8/12/2015 | |||||
Total warrants outstanding | 946 | $ | 3.03 | * | |||||
* | Weighted-average exercise price |