Registration of securities issued in business combination transactions

Statement Of Cash Flows

v3.20.2
Statement Of Cash Flows - USD ($)
6 Months Ended 12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Dec. 31, 2018
Cash Flows from Operating Activities:        
Net loss $ (3,097,928) $ (4,807,280) $ (8,635,434) $ (14,368,530)
Adjustments to reconcile net loss to net cash used in operating activities:        
Compensatory stock       22,650
Depreciation and amortization 18,458 22,077 40,992 48,211
Loss on sale of equipment   9,594 9,594  
Amortization of premiums and discounts on marketable securities, net (4,864) (56,019) (108,214) 39,251
Stock-based compensation 145,371 288,653 456,750 1,228,335
Amortization and termination of deferred research and development arrangement       (375,000)
Unrealized loss (gain) on fair value of warrants 227,094 (1,940,854) (2,265,869) (5,546,049)
Changes in assets and liabilities:        
Prepaid expenses and other assets (370,447) 22,308 608,143 230,694
Accounts payable and accrued expenses 925,022 (1,231,816) (1,886,819) (81,376)
Deferred revenue (850,000) 1,500,000 1,500,000  
Other, net (3,302) 6,706 3,724 (36,824)
Net Cash Used in Operating Activities (3,010,596) (6,186,631) (10,277,133) (18,838,638)
Cash Flows from Investing Activities:        
Purchase of equipment   (19,383) (19,383) (39,224)
Sale of equipment   5,500 5,500  
Purchase of marketable securities   (8,887,566) (8,887,566)  
Redemption of marketable securities 3,000,000 6,000,000 12,000,000 11,950,220
Net Cash Provided by (Used in) Investing Activities 3,000,000 (2,901,449) 3,098,551 11,910,996
Cash Flows from Financing Activities:        
Issuance of common stock and units, net of issuance costs   7,653,828 7,653,828 6,872,789
Payment of deferred offering costs       (100,000)
Net Cash Provided by Financing Activities   7,653,828 7,653,828 6,772,789
Net Increase (Decrease) in Cash and Cash Equivalents (10,596) (1,434,252) 475,246 (154,853)
Cash and Cash Equivalents - beginning of period 9,219,547 8,744,301 8,744,301 8,899,154
Cash and Cash Equivalents - end of period 9,208,951 7,310,049 9,219,547 8,744,301
Supplemental Cash Flow Information        
Operating cash flows paid for amounts included in the measurement of lease liabilities $ 76,843 120,700 197,224  
Non-cash financing and investing activties:        
Warrants issued   4,735,913 4,735,913 $ 4,841,830
Operating lease right-of-use assets obtained in exchange for lease obligations:   $ 380,935 $ 380,935