v3.20.1
Condensed Statements of Cash Flows - USD ($)
1 Months Ended 3 Months Ended
Mar. 31, 2019
Mar. 31, 2020
Dec. 31, 2019
Mar. 31, 2019
Cash flows from operating activities:        
Net loss   $ (8,597,736)   $ (11,019,468)
Adjustments to reconcile net loss to Net cash used in operating activities:        
Depreciation and amortization   121,699   235,368
Stock based compensation   2,276,299   3,171,392
Changes in operating lease right-of-use assets   188,445   127,293
Bad debt expense   33,000    
Changes in operating assets and liabilities:        
Accounts receivable   (29,029)   (22,100)
Prepaid expenses and other current assets   98,212   147,413
Accounts payable   (633,268)   (6,079)
Accrued expenses   (628,052)   80,170
Operating lease liabilities   (169,681)   (83,166)
Net cash used in operating activities   (7,340,111)   (7,369,177)
Cash flows from investing activities:        
Purchases of property and equipment       (161,249)
Net cash used in investing activities       (161,249)
Cash flows from financing activities:        
Net proceeds from the sales of common stock $ 23,319,156 5,506,880 $ 4,557,693 23,319,156
Proceeds from the exercise of stock options       400,103
Proceeds from contributions to employee stock purchase plan   113,059   173,167
Net cash provided by financing activities   5,619,939   23,553,060
Net (decrease) increase in cash and cash equivalents   (1,720,172)   16,022,634
Cash and cash equivalents - beginning   21,684,089   20,106,485
Cash and cash equivalents - ending $ 36,129,119 19,963,917 $ 21,684,089 36,129,119
Restricted Stock Units (RSUs) [Member]        
Cash flows from financing activities:        
Shares repurchased for tax withholdings on vesting       (10,207)
Supplemental disclosure of non-cash financing activities:        
Common stock issued   $ 4   4
Performance Shares [Member]        
Cash flows from financing activities:        
Shares repurchased for tax withholdings on vesting       $ (329,159)

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