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Stockholders' Equity (Tables)
3 Months Ended
Mar. 31, 2021
Summary of Warrant Activity

The following table summarizes the warrants issued and outstanding as of March 31, 2021:

 

 

 

 

Date of

 

 

 

 

Shares of

 

Description

 

Issuance

 

Expiration

 

Exercise Price

 

 

Common Stock

 

Exercisable Warrants

 

10/19/2020

 

03/19/2028

 

$

1.50

 

 

 

500,000

 

Summary of Stock Option Activity The following table summarizes the stock option activity for the three months ended March 31, 2021

 

 

 

Stock Options

 

 

 

 

 

 

 

 

 

Weighted-

 

 

 

 

 

 

 

Exercise

 

Average

 

 

 

Number

 

 

Price Per

 

Exercise Price

 

 

 

of Shares

 

 

Share

 

Per Share

 

Outstanding at December 31, 2020

 

 

3,177,942

 

 

$1.17 — $23.20

 

$

2.78

 

Granted

 

 

193,000

 

 

$3.83  —   $3.01

 

$

3.82

 

Exercised

 

 

(94,554

)

 

$3.10  —  $1.48

 

$

2.68

 

Cancelled/Forfeited

 

 

(6,250

)

 

$5.44

 

$

5.44

 

Outstanding at March 31, 2021

 

 

3,270,138

 

 

$1.17 — $23.20

 

$

2.84

 

Warrants [Member]  
Summary of Warrant Activity

Warrant activity for the three months ended March 31, 2021 was as follows:

 

 

 

Warrants

 

 

 

 

 

 

 

 

 

 

 

Weighted-

 

 

 

 

 

 

 

 

 

 

 

Average

 

 

 

Number

 

 

Exercise Price

 

 

Exercise Price

 

 

 

of Shares

 

 

per Share

 

 

Per Share

 

Outstanding at December 31, 2020

 

 

1,021,060

 

 

$1.15  —  $3.88

 

 

$

1.56

 

Exercised

 

 

(181,834

)

 

$1.15  —  $3.88

 

 

$

1.23

 

Canceled/Forfeited

 

 

(339,226

)

 

$1.15  —  $3.88

 

 

$

1.83

 

Outstanding at March 31, 2021

 

 

500,000

 

 

 

$1.50

 

 

$

1.50