v3.19.3
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss $ (10,713,009) $ (9,411,448)
Adjustments to reconcile net loss to cash used in operating activities:    
Depreciation and amortization 100,216 50,051
Stock-based compensation expense 658,899 512,913
Noncash lease expense 41,542 0
Gain on revaluation of derivative warrants 43,000 19,050
Gain on disposal of assets   40,898
Changes in:    
Accounts payable and accrued liabilities 1,331,523 703,792
Lease liability (57,263) 0
Prepaid expenses and other current assets (331,451) (273,794)
Other assets and liabilities   (220,158)
Cash used in operating activities (9,012,543) (8,698,592)
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchases of fixed assets (18,817) (1,425)
Proceeds from sale of fixed assets   45,000
Cash used in investing activities (18,817) 43,575
CASH FLOWS FROM FINANCING ACTIVITIES:    
Proceeds from issuance of common stock, net of underwriting issuance costs 9,024,569 9,075,777
Proceeds from issuance of preferred stock, net of underwriting issuance costs   5,949,301
Reverse stock split fractional shares   (762)
Payments on capital lease obligations (2,213) (2,246)
Cash provided by financing activities 9,022,356 15,022,070
NET DECREASE IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH (9,004) 6,367,053
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH AT BEGINNING OF PERIOD 13,310,616 10,061,421
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH AT END OF PERIOD 13,301,612 16,428,474
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION    
Cash paid for interest expense 1,936 0
Obtaining a right-of-use asset in exchange for a lease liability 405,000 0
Lease liability established through right-of-use asset $ 609,000 $ 0

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