Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION (Tables)

v3.22.4
STOCK-BASED COMPENSATION (Tables)
12 Months Ended
Dec. 31, 2022
STOCK-BASED COMPENSATION  
Schedule of amounts charged to expense for stock-based compensation related to employee and director stock option grants

Twelve Months Ended

December 31, 

    

2022

    

2021

Employee and director stock option grants:

  

  

Research and development

$

165,461

$

117,805

General and administrative

 

1,287,502

 

1,006,385

Total stock-based compensation

$

1,452,964

$

1,124,190

Schedule of assumptions used for stock

Year Ended December 31, 

 

    

2022

    

2021

 

Volatility

 

82.47-100

%  

102.19-104.73

%

Risk-free interest rate

 

1.65-3.96

%  

0.81-1.04

%

Expected life (years)

 

6

 

6

Dividend

 

0

%  

0

%

Schedule of stock options activity

Number of

Shares

Issuable

Weighted

Upon

Average

Exercise

Weighted

Remaining

of

Average

Contracted

Aggregate

 

Outstanding

Exercise

 

Term in

Intrinsic

    

Options

    

Price

    

Years

    

Value

Outstanding as of December 31, 2020

 

118,446

$

43.40

 

  

 

  

Granted

 

353,750

$

16.60

 

  

 

  

Expired

 

(4,109)

154.80

 

  

 

  

Forfeited

 

(44,267)

$

17.10

 

  

 

  

Outstanding as of December 31, 2021

 

423,820

$

22.70

 

8.79

 

$

Granted

440,250

$

4.51

Expired

(6)

$

15,000.00

Forfeited

(117,807)

$

12.02

Outstanding as of December 31, 2022

746,257

$

13.48

8.58

$

Exercisable as of December 31, 2022

 

206,034

$

27.34

 

7.49

$

Unvested as of December 31, 2022

 

540,223

$

8.19

 

8.99

$