Quarterly report pursuant to Section 13 or 15(d)

Warrants (Tables)

v3.19.2
Warrants (Tables)
 6 Months Ended
Jun. 30, 2019
Equity [Abstract]  
Summary of warrant activity
The following table summarizes the warrant activity for the six months ended June 30, 2019 (in thousands, except exercise price): 
Issued With / For
Exercise
Price
 
Warrants
Outstanding
January 1,
2019
 
2019 Warrants Issued
 
2019 Warrants Expired
 
Warrants Outstanding June 30, 2019
Non-Derivative Warrants:
 
 
 
 
 
 
 
 
 
Financing
$
10.00

  
243

 
—

 
—

 
243

Financing
15.00

  
276

 
—

 
—

 
276

2015 Offering
5.00

  
3,450

 
—

 
—

 
3,450

2017 Debt
0.92


443

 
—

 
—

 
443

2019 Offering
0.2475

 
—

 
933

 
—

 
933

2019 Offering
0.253

 
—

 
1,065

 
—

 
1,065

Total non-derivative warrants
3.86

B
4,412

 
1,998

 
—

 
6,410

Derivative Warrants:
 
 
 
 
 
 
 
 
 
2016 Offerings
2.25

A
1,968

 
—

 
—

 
1,968

2017 Offering
2.35

A
3,500

 
—

 
(3,500
)
 
—

2017 Offering
2.50

A
175

 
—

 
(175
)
 
—

Total derivative warrants
2.25

B
5,643

 
—

 
(3,675
)
 
1,968

Total
$
3.48

B
10,055

 
1,998

 
(3,675
)
 
8,378


A
These warrants are subject to fair value accounting and contain a contingent net cash settlement feature. See Note 12.
B
Weighted-average exercise prices are as of June 30, 2019.