v3.21.2
Condensed Consolidated Statements of Cash Flows (unaudited) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Operating activities:        
Net and comprehensive (loss) income $ (4,407,935) $ 9,276,032 $ (8,849,674) $ 5,357,369
Adjustments to reconcile net and comprehensive (loss) income to net cash used in operating activities:        
Depreciation     28,453 30,169
Loss on disposal of assets     93,285  
Stock-based compensation 557,223 308,341 902,979 635,808
Consulting expenses related to warrants       71,939
Changes in operating assets and liabilities:        
Prepaid research and development contracts     510,177 3,754
Other current assets     1,025,452 491,704
Accounts payable and accrued expenses     395,753 (238,797)
Net cash (used in) provided by operating activities     (5,893,575) 6,351,946
Investing activities:        
Purchase of furniture and equipment       (12,198)
Net cash used in investing activities       (12,198)
Financing activities:        
Proceeds from issuance of common stock upon exercise of stock options     80,468  
Proceeds from issuance of common stock upon exercise of warrants     24,300  
Net cash provided by financing activities     104,768  
Net (decrease) increase in cash and cash equivalents     (5,788,807) 6,339,748
Cash and cash equivalents at beginning of year     42,604,935 38,524,536
Cash and cash equivalents, six months ended $ 36,816,128 $ 44,864,284 $ 36,816,128 $ 44,864,284