(Amounts in thousands except share and per share amounts)

Three Months Ended

June 30,

Six Months Ended

June 30,

2018

2017

2018

2017

Numerator for basic and diluted loss per share:

Net loss

$

(2,284

)

$

(2,547

)

$

(5,869

)

$

(5,276

)

Preferred dividends

(720

)

(514

)

(1,489

)

(1,021

)

Net loss available to common shareholders

$

(3,004

)

$

(3,061

)

$

(7,358

)

$

(6,297

)

Denominator for basic and dilutive loss per share – weighted-average shares outstanding

95,161,570

92,539,230

94,749,904

92,203,567

Net loss

$

(0.02

)

$

(0.03

)

$

(0.06

)

$

(0.06

)

Preferred dividends

(0.01

)

(0.00

)

(0.02

)

(0.01

)

Basic and diluted loss per share available to common shareholders

$

(0.03

)

$

(0.03

)

$

(0.08

)

$

(0.07

)