Quarterly report pursuant to Section 13 or 15(d)

Equity Incentive Plan (Tables)

v3.23.1
Equity Incentive Plan (Tables)
3 Months Ended
Mar. 31, 2023
Equity Incentive Plan  
Weighted-average assumptions used for the stock option grants

 

 

Three Months Ended

March 31,

 

 

 

2023

 

 

2022

 

Grant date fair value

 

$ 4.23

 

 

$ 25.12

 

Risk-free interest rate

 

 

3.9 %

 

 

1.39 %

Dividend yield

 

 

0.00 %

 

 

0.00 %

Expected life in years

 

 

6.1

 

 

 

5.3

 

Expected volatility

 

 

112 %

 

 

122 %
Schedule of stock-based compensation expense

 

 

Three Months Ended

March 31,

 

 

 

2023

 

 

2022

 

Research and development

 

$ 48,425

 

 

$ 55,201

 

General and administrative

 

 

82,835

 

 

 

157,679

 

 

 

$ 131,260

 

 

$ 212,880

 

Schedule of stock option activity

 

 

Number of

Options

Outstanding

 

 

Weighted-

Average

Exercise

Price

 

 

Weighted-

Average

Remaining

Contractual

Term (in

Years)

 

Balance at December 31, 2022

 

 

65,983

 

 

$ 60.32

 

 

 

8.2

 

Options granted

 

 

36,091

 

 

 

4.96

 

 

 

9.8

 

Options exercised

 

 

-

 

 

 

-

 

 

 

-

 

Options cancelled

 

 

-

 

 

 

-

 

 

 

-

 

Balance at March 31, 2023

 

 

102,074

 

 

$ 40.77

 

 

 

8.6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Options exercisable at March 31, 2023

 

 

46,346

 

 

$ 64.31

 

 

 

8.1