Warrants

9 Months Ended

12 Months Ended

Sep. 30, 2023

Dec. 31, 2022

Warrants [Abstract]

Warrants

14. Warrants  

In conjunction with the June 2017 Public Offering, the Company issued to certain affiliates of the underwriters, as compensation, warrants to purchase an aggregate of 4,313 shares of common stock at an exercise price of $125.00 per share. The warrants were exercisable at the option of the holder on or after June 21, 2018 and expired June 21, 2023.The fair value of the warrants was calculated utilizing a Black-Scholes model and amounted to $63,796. The fair market value of the warrants as of the date of issuance has been included in issuance costs in additional paid-in capital.

In conjunction with the Purchase Agreement in April 2019, the Company also sold warrants to purchase up to an aggregate of 42,388 shares of common stock at an initial exercise price of $27.50 per share. The warrants are exercisable at the option of the holder on or after October 29, 2019 and expire October 29, 2024. The Company issued to certain affiliates of the underwriters, as compensation, warrants to purchase an aggregate of 4,239 shares of common stock at an initial exercise price of $27.50 per share. The warrants are exercisable at the option of the holder on or after October 29, 2019 and expire April 24, 2024.

In conjunction with the Underwriting Agreement in August 2019, the Company issued to the underwriter, as compensation, warrants to purchase an aggregate of 2,250 shares of common stock at an initial exercise price of $21.25 per share. The warrants are exercisable at the option of the holder on or after February 1, 2020 and expire August 29, 2024. 

In conjunction with the Underwriting Agreement in May 2020, the Company issued to the underwriter, as compensation, warrants to purchase an aggregate of 300,000 shares of common stock at an initial exercise price of $3.14 per share. The warrants are exercisable at the option of the holder on or after November 6, 2021 and expire May 5, 2025. As of September 30, 2023 and December 31, 2022, 73,700 of such warrants are outstanding.

In conjunction with the Purchase Agreement in October 2021, the Company also issued Series A warrants to purchase up to 1,898,630 shares of Common Stock in a concurrent private placement. The warrants have an exercise price of $4.80 per share, exercisable at the option of the holder on or after October 26, 2021 and will expire five years from the date of issuance.

In conjunction with the issuance of the Debenture in February 2023, the Company issued the Peak Warrant to purchase 500,000 shares of common stock. The Peak Warrant expires five years from its date of issuance. The Peak Warrant is exercisable, at the option of the holder, at any time, for up to 500,000 of shares of common stock of the Company at an exercise price equal to $2.25 (the “Exercise Price”), subject to adjustment for any stock splits, stock dividends, recapitalizations and similar events and in the event the Company, at any time while the Peak Warrant is outstanding, issues, sells or grants any option to purchase, or sells or grants any right to reprice, or otherwise disposes of, or issues common stock or other securities convertible into, exercisable for, or otherwise entitle any person the right to acquire, shares of common stock, other than with respect to an Exempt Issuance, at an effective price per share that is lower than the then Exercise Price. In the event of any such anti-dilutive event, the Exercise Price will be reduced at the option of the holder to such lower effective price of the dilutive event, subject to a floor price of $0.40 per share, unless and until the Company obtains shareholder approval for any issuance below such floor price. The initial fair value of the Peak Warrant amounted to $278,239 and was recorded as a debt discount at the time of issuance of the Debenture.

18. Warrants  

In conjunction with the June 2017 Public Offering, the Company issued to certain affiliates of the underwriters, as compensation, warrants to purchase an aggregate of 4,313 shares of common stock at an exercise price of $125.00 per share. The warrants are exercisable at the option of the holder on or after June 21, 2018 and expire June 21, 2023. The fair value of warrants was calculated utilizing a Black-Scholes model and amounted to $63,796. The fair market value of the warrants as of the date of issuance has been included in issuance costs in additional paid-in capital. 

In conjunction with the Purchase Agreement in April 2019, the Company also sold warrants to purchase up to an aggregate of 42,388 shares of common stock at an initial exercise price of $27.50 per share. The warrants are exercisable at the option of the holder on or after October 29, 2019 and expire October 29, 2024. The Company issued to certain affiliates of the underwriters, as compensation, warrants to purchase an aggregate of 4,239 shares of common stock at an initial exercise price of $27.50 per share. The warrants are exercisable at the option of the holder on or after October 29, 2019 and expire April 24, 2024.

In conjunction with the Underwriting Agreement in August 2019, the Company issued to the underwriter, as compensation, warrants to purchase an aggregate of 2,250 shares of common stock at an initial exercise price of $21.25 per share. The warrants are exercisable at the option of the holder on or after February 1, 2020 and expire August 29, 2024.

In conjunction with the Underwriting Agreement in May 2020, the Company issued to the underwriter, as compensation, warrants to purchase an aggregate of 300,000 shares of common stock at an initial exercise price of $3.14 per share. The warrants are exercisable at the option of the holder on or after November 6, 2020 and expire May 5, 2025. During the year ended December 31, 2021, 226,300 warrants were exercised and converted into common stock of the Company.  The Company has received proceeds of approximately $707,000 from the exercise of the warrants. 

In conjunction with the Purchase Agreement in October 2021, the Company also issued Series A warrants to purchase up to 1,898,630 shares of Common Stock in a concurrent private placement. The warrants are have an exercise price of $4.80 per share, exercisable at the option of the holder on or after October 26, 2021 and will expire five years from the date of issuance.