Three months ended June 30,

Six months ended June 30,

2022

2021

2022

2021

Numerator:

Net loss

$

(257

)

$

(1,586

)

$

(2,224

)

$

(3,241

)

Denominator:

Basic weighted average shares outstanding

23,948,631

18,775,817

23,923,110

18,775,795

Dilutive common stock equivalents using treasury stock method

—

Diluted weighted average shares outstanding

23,948,631

18,775,817

23,923,110

18,775,795

Basic loss per common share

$

(0.01

)

$

(0.08

)

$

(0.09

)

$

(0.17

)

Diluted loss per common share

$

(0.01

)

$

(0.08

)

$

(0.09

)

$

(0.17

)

Weighted average options, warrants and convertible portion of senior convertible notes outstanding

6,937,350

3,597,418

6,999,665

3,616,661

Anti-dilutive options, warrants and convertible portion of senior convertible notes not included in the computation

6,937,350

3,597,148

6,999,665

3,616,661