Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Cash Flows (Unaudited)

Consolidated Statements of Cash Flows (Unaudited) - USD ($)
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Cash Flows From Operating Activities:    
Net loss $ (5,670,375) $ (6,323,337)
Adjustments to reconcile net loss to net cash used in operating activities:    
Stock-based compensation expense 316,389 579,939
Depreciation & amortization expenses 103,883 11,964
(Increase) decrease in:    
Prepaid expenses and other current assets 316,647 (348,330)
Increase (decrease) in:    
Accounts payable and accrued expenses (493,409) 620,520
Operating lease liabilities (62,744)
Net Cash Used In Operating Activities (5,489,609) (5,459,244)
Cash Flows Use In Investing Activities:    
Purchase of property and equipment (51,145) (6,991)
Net Cash Used In Investing Activities (51,145) (6,991)
Cash Flows From Financing Activities:    
Payments on notes payable (73,829)
Payments on finance leases (17,635)
Sales of shares of common stock and warrants, net of offering costs 14,870,139
Sale of common stock, net of offering costs 380,109
Proceeds from the exercise of warrants 1,503,762
Net Cash Provided By Financing Activities 1,792,407 14,870,139
Net change in cash, cash equivalents, and restricted cash (3,748,347) 9,403,904
Cash, cash equivalents, and restricted cash at beginning of period 14,104,514 17,790,576
Cash, cash equivalents, and restricted cash at end of period 10,356,167 27,194,480
Supplemental disclosure of cash flow information:    
Cash paid for interest on notes payable 2,438
Cash paid for taxes
Supplemental disclosure of non-cash investing and financing activities:    
Stock issuance costs included in accounts payable and accrued expenses 1,115,686
Subscription receivable received subsequent to balance sheet date $ 56,284