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Condensed Statements of Cash Flows - USD ($)
6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Cash flows from operating activities:    
Net loss $ (24,371,426) $ (11,846,040)
Adjustments to reconcile net loss to net cash used in operating activities:    
Stock-based compensation 545,412 934,874
Depreciation 25,476 38,796
Non-cash changes in fair value of debt, loss (gain) 5,018,223 (3,767,060)
Loss on extinguishment of debt 8,541,494  
Debt issuance costs recognized as expense 169,225 1,368,194
Amortization of debt issuance costs 408,000  
Loss on disposal of property and equipment, net 137,895 4,669
Changes in operating assets and liabilities    
Collaboration receivable   5,000,000
Inventory (4,600,618)  
Prepaid expenses 175,953 427,911
Other current and non-current assets 13,175 9,215,320
Accounts payable 1,900,375 2,086,257
Accrued expenses 1,380,510 3,139,771
Deferred collaboration funding (3,865,773) (10,277,878)
Other current liabilities   (9,190,901)
Net cash used in operating activities (14,522,079) (12,866,087)
Cash flows from investing activities:    
Purchase of property and equipment (3,066) (30,935)
Net cash used in investing activities (3,066) (30,935)
Cash flows from financing activities:    
Proceeds from issuance of common stock and warrants, net of issuance costs 6,517,983 3,524,198
Proceeds from Original Term Loan, net of warrant allocation and lender fees   6,013,148
Proceeds from Marathon Convertible Notes, net of lender fees   5,516,556
Proceeds from SWK Second Term Loan, net of warrant allocation and lender fees 6,527,500  
Proceeds from exercise of Pre-Funded Warrants 585  
Proceeds from issuance of Schelling Promissory Note 1,000,000  
Payment of debt principal (600,000)  
Payment of issuance costs for debt and convertible debt (169,225) (724,929)
Net cash provided by financing activities 13,749,343 14,656,004
Net increase in cash and cash equivalents (775,802) 1,758,982
Cash and cash equivalents, beginning of period 2,329,218 12,710,762
Cash and cash equivalents, end of period 1,553,416 14,469,744
Supplemental cash flow information:    
Cash paid for interest 999,095 136,500
First SWK Warrant    
Cash flows from financing activities:    
Proceeds allocated to Warrant based on valuation   $ 327,031
Third SWK Warrant    
Cash flows from financing activities:    
Proceeds allocated to Warrant based on valuation $ 472,500