Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Tables)

v3.21.1
Stockholders' Equity (Tables)
3 Months Ended
Mar. 31, 2021
Stockholders’ Equity  
Schedule of common stock warrants outstanding

 

 

 

 

    

Common Stock 

 

 

Warrants

Outstanding, December 31, 2020

 

758,939

Issued

 

31,000

Expired

 

(42,556)

Outstanding, March 31, 2021

 

747,383

 

Schedule of stock option valuation assumptions

The following table summarizes weighted-average assumptions used in our calculations of fair value for the three months ended March 31, 2021 and 2020:

 

 

 

 

 

 

 

 

    

2021

 

 

2020

 

Dividend yield

 

 —

%  

 

 —

%

Expected volatility

 

101.43

%  

 

89.61

%

Risk-free interest rate

 

0.43

%  

 

0.86

%

Expected lives (years)

 

5.5

years

 

5.9

years

 

Schedule of stock option activity

 

 

 

 

 

 

 

 

 

 

 

 

 

 

    

 

    

Weighted

 

 

 

Weighted

 

 

 

 

Average

 

Aggregate

 

Average

 

 

 

 

Exercise

 

Intrinsic

 

Remaining

 

 

Shares

 

Price

 

Value

 

Contractual Life

Stock options outstanding at December 31, 2020

 

1,480,139

 

$

11.05

 

$

1,353,504

 

 

 

Granted

 

329,901

 

 

5.67

 

 

 

 

 

 

Exercised

 

(69,270)

 

 

6.58

 

$

55,679

 

 

 

Forfeited/Expired

 

(42,860)

 

 

14.13

 

 

 

 

 

 

Stock options outstanding at March 31, 2021

 

1,697,910

 

$

10.11

 

$

1,776,908

 

9

Years

Stock options exercisable at March 31, 2021

 

1,017,429

 

$

13.08

 

$

574,462

 

8.8

Years

 

Schedule of restricted stock activity

 

 

 

 

 

 

 

 

 

 

Weighted

 

 

 

 

Average

 

 

Shares

 

Fair Value

Restricted stock at December 31, 2020

 

239,928

 

$

4.02

Granted

 

426,372

 

 

5.67

Vested

 

(406,426)

 

 

5.15

Cancelled

 

 —

 

 

 —

Restricted stock at March 31, 2021

 

259,874

 

$

4.96

 

Schedule of RSU activity

 

 

 

 

 

 

 

 

 

 

Weighted

 

 

 

 

Average

 

 

Shares

 

Fair Value

RSUs at December 31, 2020

 

1,900

 

$

26.60

Vested

 

(1,900)

 

 

26.60

Cancelled

 

 —

 

 

 —

RSUs at March 31, 2021

 

 —

 

$

 —