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WARRANTS (Tables)
3 Months Ended
Mar. 31, 2015
WARRANTS.  
Schedule of information about warrants to purchase common stock issued and outstanding

The following table presents information about warrants to purchase common stock issued and outstanding at March 31, 2015:

Year Issued

 

Classification

 

Number of
Warrants

 

Exercise Price

 

Date of Expiration

 

2010

 

Equity

 

373,674 

 

$

5.60 

 

10/26/2017 — 12/3/2017

 

2010

 

Equity

 

326,916 

 

$

4.00 

 

9/26/2015 — 12/3/2015

 

2011

 

Equity

 

4,018 

 

$

5.60 

 

6/17/2018

 

2011

 

Equity

 

85,785 

 

$

12.24 

 

12/21/2016

 

2012

 

Equity

 

9,037 

 

$

6.64 

 

10/5/2019

 

2014

 

Liability

 

1,259,967 

 

$

5.75 

 

5/9/2019

 

Total

 

 

 

2,059,397 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Weighted average exercise price

 

 

 

$

5.31 

 

 

 

 

 

 

 

 

 

 

 

 

 

Weighted average life in years

 

 

 

 

 

3.44