Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v3.22.2.2
Stock-Based Compensation (Tables)
 3 Months Ended
Oct. 31, 2022
Share-Based Payment Arrangement [Abstract]  
Schedule of Assumptions used to Calculate Fair Value of Stock Based Compensation

The following assumptions were used for the Black-Scholes calculation of the fair value of stock-based compensation related to stock options granted during the periods presented:

 

Three Months

Ended

October 31, 2022

Three Months

Ended

October 31, 2021
Expected term (years) 5.12 – 5.49 years 5.13 – 6.00 years
Risk-free interest rate 4.07 – 4.09 % 0.69 – 0.92 %
Volatility 89.96 – 91.75 % 86.98 – 88.89 %
Dividend yield 0 % 0 %
 
Summary of Stock Option Activity

The following is a summary of the Company’s 2011 Plan and non-Plan stock option activity for the three months ended October 31, 2022:

 

 

Options

Weighted

Average

Exercise

Price

Weighted –

Average Remaining Contract
(in years)

Aggregate

Intrinsic

Value

($000)
Outstanding – July 31, 2022 133,973 $ 57.34
Granted 2,273 $ 9.94
Forfeited/Cancelled (6,985 ) $ 133.46
Outstanding – October 31, 2022 129,261 $ 52.39 8.3 $ –
Exercisable – October 31, 2022 104,238 $ 56.79 8.1 $ –
 
Summary of Restricted Stock Units

The following table summarize RSUs issued and outstanding:

 

RSUs

Weighted

Average

Grant Date

Fair Value
Nonvested – July 31, 2022 2,710 $ 74.94
Vested (690 ) $ 76.62
Nonvested – October 31, 2022 2,020 $ 74.37
 
Summary of Common Stock Reserved for Future Issuance

The following table summarizes all common stock reserved for future issuance at October 31, 2022:

 

 

Common Stock options outstanding (within the 2011 Plan and outside of the terms of the 2011 Plan) 129,261
Common Stock reserved for restricted stock unit settlement 2,020
Common Stock authorized for future grant under the 2011 Plan 80,069
Common Stock reserved for warrant exercise 75,897
Shares issuable under CGP and Sirtex stock purchase agreements (Note 6) 85,585
Common Stock reserved for future ESPP issuance 1,218
Total Common Stock reserved for future issuance 374,050