Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v3.22.2.2
Stock-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2022
Stock-Based Compensation  
Schedule of stock-based compensation expense

Three months ended September 30

Nine months ended September 30

    

2022

    

2021

    

2022

    

2021

Research and Development

$

19,625

$

35,552

78,786

176,357

General and Administrative

110,528

113,917

338,542

452,949

Total Stock-Based Compensation Expense

$

130,153

$

149,469

417,328

629,306

Schedule of weighted average assumptions

2022

2021

Risk-Free Interest Rate

    

2.42

%

  

1.82

%

Expected Life (years)

 

5.00

 

10.00

Expected Stock Price Volatility

 

140

%

 

141

%

Expected Dividend Yield

 

%

 

%

Schedule of stock option activity

Weighted-Average

Number of

Weighted- Average

Remaining

   

Options

   

Exercise Price

   

Term in Years

Outstanding at December 31, 2021

 

12,952

$

426.09

 

5.46

Granted

 

6,516

$

30.40

 

Expired/Forfeited

 

(6,818)

$

447.05

Outstanding at September 30, 2022

 

12,650

$

210.97

 

8.52

Exercisable and vested at September 30, 2022

 

3,868

$

540.91

 

7.09

 

 

 

Outstanding at December 31, 2020

 

6,249

$

840.88

 

3.40

Granted

 

6,654

$

191.99

 

Expired/Forfeited

(1,035)

$

454.83

Outstanding at September 30, 2021

 

11,868

$

510.74

 

4.67

Exercisable and vested at September 30, 2021

 

5,072

$

937.37

 

3.25

Schedule of restricted stock activity

Weighted- Average

Number of

Weighted- Average

Remaining

   

Units

   

Grant Date Fair Value

   

Term in Years

Non-vested at December 31, 2021

 

376

$

261.47

 

1.09

Vested

 

(246)

$

261.58

 

Forfeited

(127)

$

261.51

Non-vested at September 30, 2022

 

2

$

245.63

 

0.34

Non-vested Outstanding at December 31, 2020

 

1,697

$

283.23

 

1.66

Vested

(1,094)

$

294.84

Forfeited

 

(149)

$

264.04

 

Non-vested Outstanding at September 30, 2021

 

454

$

261.54

 

1.35