Quarterly report pursuant to Section 13 or 15(d)

Warrants and Derivative Liabilities (Tables)

v3.23.2
Warrants and Derivative Liabilities (Tables)
6 Months Ended
Jun. 30, 2023
Warrants and Rights Note Disclosure [Abstract]  
Schedule of warrants vested and outstanding
Warrants vested and outstanding as of June 30, 2023 are summarized as follows:
Source Exercise
Price
Weighted
Average
Remaining
Contractual
Term
(Years)
Number of
Warrants
Outstanding
2015 Common Stock Warrants $ 5.00  1.82 100,000 
2016 Common Stock Warrants to Service Providers 1.15  3.34 40,000 
2019 Common Stock Warrants 0.35  1.40 8,000,000 
2020 Common Stock Warrants to Placement Agent 0.08  2.09 8,166,667 
2021 Inducement Warrants 0.15  3.07 21,166,667 
2021 Inducement Warrants to Placement Agent 0.19  3.07 1,481,667 
2021 Common Stock Warrants 0.09  3.25 77,777,779 
2021 Common Stock Warrants to Placement Agent 0.11  3.25 5,444,445 
2022 Common Stock Warrants to Service Provider 0.04  0.76 2,000,000 
November 2019 EHT Common Stock Warrants 0.29  1.42 8,552,630 
November 2019 EHT Common Stock Warrants 0.15  1.50 945,750 
December 2019 EHT Common Stock Warrants 0.15  1.61 20,172,409 
Total warrants outstanding as of June 30, 2023 153,848,014 
Schedule of the activity of derivative liabilities
The following table summarizes the activity of the derivative liability for the period indicated:
Six Months Ended June 30, 2022
December 31, 2021
Fair
Value of Derivative Liability
Fair
Value of
Derivative
Liability
Change in
Fair Value of Derivative
Liability
Reclassification
of Derivative
to Equity
June 30, 2022
Fair
Value of Derivative Liability
Emerald Financing - warrant liability $ 59,732  $ —  $ (53,178) $ —  $ 6,554 
Total derivative liability $ 59,732  $   $ (53,178) $   $ 6,554 
Schedule of input and valuation technique used to value warrant liabilities
The warrant liability is valued at the balance sheet date using the following assumptions:
December 31,
2022
Dividend yield —  %
Volatility factor 140.83  %
Risk-free interest rate 4.21  %
Expected term (years) 0.13
Underlying common stock price $ 0.02