Quarterly report pursuant to Section 13 or 15(d)

Capitalization and Equity Structure (Tables)

v3.19.1
Capitalization and Equity Structure (Tables)
 3 Months Ended
Mar. 31, 2019
Stockholders' Equity Note [Abstract]  
Schedule of Warrant share activity
Warrant shares outstanding as of December 31, 2018 and March 31, 2019 were as follows:  
Source
 
Exercise
Price
 
Term
(Years)
 
December 31,
2018
 
Expired
 
March 31, 2019
Information Agent Warrants
 
$
1.50

 
3
 
200

 
—

 
200

2015 Warrants
 
$
2.75

 
5
 
1,604

 
—

 
1,604

2014 PPO and Merger
 
 
 
 
 
 
 
 
 
 
Placement agent warrants
 
$
7.00

 
5
 
426

 
(426
)
 
—

PPO warrants
 
$
14.00

 
5
 
1,078

 
(1,078
)
 
—

Pre-2014 warrants
 
$
9.66

 
9-10
 
88

 
—

 
88

 
 
 
 
 
 
3,396

 
(1,504
)
 
1,892

Schedule of assumption used in valuation
The following assumptions were used in the Black Scholes Option Pricing Model to measure the fair value of the 2015 warrants as of March 31, 2019:
Current share price
$
2.51

Conversion price
$
2.75

Risk-free interest rate
2.30%

Term (years)
1.75

Volatility of stock
102.0%