5. Stockholders' Equity (Deficit) and Capitalization

Common Stock

August 2020 Financing

On July 31, 2020, the Company entered into a Securities Purchase Agreement with certain institutional investors for the issuance and sale of securities, with H.C. Wainwright & Co., LLC acting as the placement agent, pursuant to which the Company sold 56,333,334 common units, each consisting of one share of common stock and one warrant to purchase one share of common stock, and 60,333,334 pre-funded units, each consisting of one pre-funded warrant to purchase one share of common stock and one warrant to purchase one share of common stock, in a registered public offering which closed on August 4, 2020 (the ''August 2020 Financing'' ). The common units and pre-funded units were sold at a price per unit of $0.06 and $0.059, respectively, for gross aggregate proceeds of $6,939,667. The common stock warrants and prefunded warrants have an exercise price of $0.06 and $0.001, respectively. The common stock warrants have a term of five years, and the pre-funded warrants are exercisable until all the pre-funded warrants have been exercised in full (Note 3).

In connection with the August 2020 Financing, the Company incurred issuance costs of $854,078, for net proceeds of $6,085,589. Additionally, the Company issued warrants to purchase 8,166,667 shares of common stock to the placement agent, which represent 7% of the total shares of common stock and pre-funded warrants sold in the offering. The placement agent warrants have an exercise price of $0.075 per share and a term of five years.