Three months ended September 30,

Nine months ended September 30,

2022

2021

2022

2021

Numerator:

Net loss

$

(1,248)

$

(2,169

)

$

(3,472)

$

(5,410

)

Denominator:

Basic weighted average shares outstanding

23,952,555

19,449,283

23,933,033

19,002,758

Dilutive common stock equivalents using treasury stock method

—

Diluted weighted average shares outstanding

23,952,555

19,449,283

23,933,033

19,002,758

Basic loss per common share

$

(0.05)

$

(0.11

)

$

(0.15)

$

(0.28

)

Diluted loss per common share

$

(0.05)

$

(0.11

)

$

(0.15)

$

(0.28

)

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

6,694,433

4,240,247

6,896,803

3,826,807

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

6,694,433

4,240,247

6,896,803

3,826,807