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Consolidated Statements of Cash Flows - USD ($)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Cash flows from operating activities      
Net loss $ (187,133,651) $ (130,402,992) $ (102,900,600)
Adjustments to reconcile net loss to net cash used in operating activities:      
Stock-based compensation expense 37,726,158 20,801,380 14,756,206
Non-cash research and development license expense     7,155,337
Amortization of Intangible Assets 4,139,228    
Loss on extinguishment of debt     1,247,012
Amortization of debt discount 1,482,678 1,077,015 786,750
Depreciation 263,440 76,350 23,864
Loss in fair value of contingent consideration 3,298,230    
Amortization of operating lease right-of-use asset 1,161,505 1,079,313 53,854
Change in operating lease liability (1,117,643) (1,181,620) 8,967
Changes in operating assets and liabilities:      
Accounts receivable, net (37,698,868)    
Inventories, net (1,330,916)    
Prepaid expenses and other current assets (2,735,379) 103,087 264,722
Non-current inventory and other assets (3,944,196) (5,535) (177,500)
Accounts payable 25,455,983 (354,693) 2,560,697
Accrued expenses and other current liabilities 43,922,633 581,931 (2,235,878)
Net cash used in operating activities (116,510,798) (108,225,764) (78,456,569)
Cash flows from investing activities      
Purchases of equipment (702,109) (307,549) (45,891)
Cash paid for business combination (53,000,000)    
Net cash used in investing activities (53,702,109) (307,549) (45,891)
Cash flows from financing activities      
Proceeds from draw down of debt 45,000,000   50,000,000
Payment of debt issuance costs (487,160) (309,340) (1,102,609)
Repayment of principal on term loan     (21,660,000)
Proceeds from issuance of common stock upon financing, net 236,788,056 7,212,367 14,125,506
Proceeds from issuance of common stock upon exercise of options 6,251,173 4,402,400 1,049,849
Payment of contingent consideration (2,438,230)    
Payments of tax withholdings on stock award (531,831) (175,713)  
Net cash provided by financing activities 284,582,008 11,129,714 42,412,746
Net (decrease) increase in cash 114,369,101 (97,403,599) (36,089,714)
Cash at beginning of period 86,472,854 183,876,453 219,966,167
Cash at end of period 200,841,955 86,472,854 183,876,453
Supplemental disclosures of cash flow information:      
Interest paid 7,686,292 $ 4,625,208 2,097,292
Operating lease right-of-use asset obtained in exchange for operating lease liability 561,380   1,793,328
Supplemental non-cash investing activities:      
Fair value of contingent consideration in a business combination $ 37,000,000    
Supplemental disclosures of non-cash financing activity:      
Issuance of warrants in connection with debt financing     $ 884,216