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Loss Per Share (Tables)
3 Months Ended
Mar. 31, 2019
Earnings Per Share [Abstract]  
Summary of Loss Per Share Calculation

The following table summarizes the loss per share calculation:

 

 

 

For the 13 Weeks Ended

 

 

 

March 31,

 

 

April 1,

 

 

 

2019

 

 

2018

 

Net loss attributable to Potbelly Corporation

 

$

(18,439

)

 

$

(2,194

)

Weighted average common shares outstanding-basic

 

 

24,133,038

 

 

 

25,144,855

 

Plus: Effect of potential stock options exercise

 

 

 

 

 

 

Weighted average common shares outstanding-diluted

 

 

24,133,038

 

 

 

25,144,855

 

Loss per share available to common stockholders-basic

 

$

(0.76

)

 

$

(0.09

)

Loss per share available to common stockholders-diluted

 

$

(0.76

)

 

$

(0.09

)

Potentially dilutive shares that are considered anti-dilutive:

 

 

 

 

 

 

 

 

Common share options

 

 

2,386,820

 

 

 

3,101,447