Annual report pursuant to Section 13 and 15(d)

Business and Funding (Details Narrative)

v3.20.4
Business and Funding (Details Narrative)
12 Months Ended
Oct. 31, 2020
USD ($)
shares
Sale of shares of common stock, value $ 40,811,000
Our at-the-Market Equity Offerings [Member]  
Net of expenses $ 9,266,000
Sale of shares of common stock | shares 3,854,305
An at-the-Market Equity Offerings [Member]  
Net of expenses $ 8,839,000
Sale of shares of common stock | shares 3,742,067
Shares of common stock, value $ 50,000,000
An at-the-Market Equity Offerings [Member] | November 2019 [Member]  
Net of expenses $ 427,000
Sale of shares of common stock | shares 112,238
Wistar Institute [Member]  
Ownership Percentage 5.00%