Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY (Tables)

v2.4.0.6
STOCKHOLDERS' EQUITY (Tables)
3 Months Ended
Mar. 31, 2013
Equity [Abstract]  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]

The following table summarizes information with regard to outstanding warrants to purchase common stock as of March 31, 2013.

 

Offering  

 

Number of Shares

Issuable Upon

Exercise of

Outstanding

Warrants

   

Exercise

Price

 

 

 

Expiration Date

               
February 2013 Public Offering (1)     11,000,000     $ 0.50   February 20, 2018
February 2013 Public Offering (1)     5,500,000     $ 0.50   February 20, 2014
February 2013 Public Offering – Placement Agents     770,000     $ 0.625   February 4, 2018
November 2012 Private Placement     1,000,000     $ 1.25   November 2, 2017
June 2012 Public Offering     2,981,440     $ 1.25   June 13, 2017
December 2011 Underwritten Offering     9,248,334     $ 0.60   December 6, 2016
April 2011 Private Placement     6,058,811     $ 0.75   March 31, 2016
Legacy warrants (1)     27,310     $ 0.50   July 27, 2015
Legacy warrants     105,040     $ 16.065   July 27, 2015
Legacy warrants     91,524     $ 99.45-100.98   December 31, 2015
                   
Total     36,782,459            

 

(1) The exercise prices of these warrants are subject to adjustment for “down-rounds” and have been accounted for as derivative instruments as described in Note 2.