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Warrants	12 Months Ended
Apr. 30, 2024
Warrants
Warrants	(11) Warrants Equity Classified Warrants The underwritten public offering from April 2019 included the issuance of common stock warrants to purchase up to 4,927,680 shares of common stock that have an exercise price of $3.85 per share and expire five years from the issuance date. As of April 30, 2024, common warrants to purchase 732,500 shares of the common stock had been exercised. The remaining warrants expired prior to April 30, 2024.

Warrants

12 Months Ended

Apr. 30, 2024

(11) Warrants

Equity Classified Warrants

The underwritten public offering from April 2019 included the issuance of common stock warrants to purchase up to 4,927,680 shares of common stock that have an exercise price of $3.85 per share and expire five years from the issuance date. As of April 30, 2024, common warrants to purchase 732,500 shares of the common stock had been exercised. The remaining warrants expired prior to April 30, 2024.