Other (Expense) Income
For the three months ended June 30, 2024 and 2023, other expense, net, was a net expense of $563,470 and $255,012, respectively, representing an increase of $308,458, or 121%. The change is primarily attributable to an increase of $312,644 for amortization of debt discount in connection with the Prepaid Advance Liability and notes payable, an increase of $159,389 for the change in fair value of accrued issuable equity, partially offset by a decrease in interest recorded in connection with the Prepaid Advance Liability of $163,576.
For the six months ended June 30, 2024 and 2023, other expense, net, was a net expense of $915,609 and $597,155, respectively, representing an increase of $318,454, or 53%. The change is primarily attributable to an increase of $241,402 for amortization of debt discount in connection with the Prepaid Advance Liability and notes payable, an increase of $236,499 for the change in fair value of accrued issuable equity and $31,358 related to a 2024 loss on the extinguishment of debt related to the Prepaid Advance Liability, partially offset by a decrease of $190,805 in interest recorded in connection with the Prepaid Advance Liability.
Liquidity and Capital Resources
As of June 30, 2024 and December 2023, we had cash balances of $1,016,943 and $1,194,764, respectively, and a working capital deficit of $2,381,478 and $2,994,753, respectively.
For the six months ended June 30, 2024 and 2023, net cash used in operating activities was $9,198,453 and $9,858,687, respectively. Our net cash used in operating activities for the six months ended June 30, 2024, was primarily attributable to our net loss of $10,899,404, adjusted for non-cash expenses in the aggregate amount of $3,970,681, plus $2,269,730 of net cash used to fund changes in the levels of operating assets and liabilities. Our net cash used in operating activities for the six months ended June 30, 2023, was primarily attributable to our net loss of $12,937,853, adjusted for non-cash expenses in the aggregate amount of $3,192,878, as well as $113,712 of net cash used to fund changes in the levels of operating assets and liabilities.
For the six months ended June 30, 2024 and 2023, net cash used in investing activities was $163,023 and $894,976, respectively. Net cash used in investing activities during the six months ended June 30, 2024, was related to purchases of property and equipment. Net cash used in investing activities during the six months ended June 30, 2023, included $759,976 related to purchases of property and equipment and $135,000 for the acquisition of intangible assets.
For the six months ended June 30, 2024 and 2023, net cash provided by financing activities was $9,183,655 and $1,740,751, respectively. Net cash provided by financing activities during the six months ended June 30, 2024, was due to proceeds from SEPA Advance Notices totaling $9,104,950, and net proceeds from notes payable totaling $1,730,000, partially offset by notes payable repayments of $1,525,195 and issuance costs on notes payable of $126,100. Net cash provided by financing activities during the six months ended June 30, 2023, was from proceeds from the second prepaid advance of $2,000,000, partially offset by $229,249 for the repurchase of common stock to pay tax on behalf of an employee for vested shares of restricted common stock and $30,000 for financing costs associated with the prepaid advance.
Future cash requirements for our current liabilities as of June 30, 2024, include $4,811,565 for accounts payable and accrued expenses, $784,006 for notes payable and $487,369 for operating leases.
Future cash requirements for long-term liabilities as of June 30, 2024, include $1,059,898 for operating leases, and $250,000 for notes payable.
Our primary source of liquidity has historically been cash generated from equity and debt offerings. Under ASC Subtopic 205-40, Presentation of Financial Statements—Going Concern (“ASC 205-40”), we have the responsibility to evaluate whether conditions and/or events raise substantial doubt about our ability to meet future financial obligations as they become due within one year after the date that the financial statements are issued. We have a history of recurring net losses, recurring use of cash in operations and declining working capital.
On April 2, 2024, the Company received cash proceeds of $440,000 related to an unsecured Promissory Note comprised of an initial principal amount of $500,000 and discount of $60,000. The Promissory Note carries an annual interest rate of 0% and increases to 15% in the event of default and has a maturity date of October 2, 2024. This note was fully repaid on May 28, 2024. See Note 9 – Notes Payable for additional information.