Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Cash Flows

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Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES    
Net loss $ (20,884) $ (58,013)
Adjustments to reconcile net loss to net cash used in operating activities:    
Stock based compensation – consultants and research and development 2,522 16,695
Stock based compensation - officers, employees and board of directors 2,092 16,983
Stock based compensation - vested stock options 3,032 251
Fair value of common stock issued to a noteholder as settlement 35
Convertible notes payable issued for consulting services 720
Change in fair value of derivative liability (119) (211)
Change in operating lease right-of-use assets 95
Gain from extinguishment of line of credit (31)
Unrealized loss on marketable securities 30 29
Changes in operating assets and liabilities:    
Decrease in prepaid expenses and other current assets 136 174
(Increase) in deposits (9)
(Decrease) increase in accounts payable and accrued expenses (2,030) 7,077
Decrease in operating lease liability (86)
Increase in accrued interest 689
Net Cash Used in Operating Activities (15,217) (15,606)
CASH FLOWS FROM INVESTING ACTIVITIES    
Sales (purchases) of investments 12,145 (23,040)
Net Cash Provided by (Used in) Investing Activities 12,145 (23,040)
CASH FLOWS FROM FINANCING ACTIVITIES    
Proceeds from issuance of common stock 24,679
Cancellation of common stock upon settlement with former officer (224)
Proceeds from exercise of warrants 16,433
Proceeds from issuance of notes payable 1,205
Net Cash (Used in) Provided by Financing Activities (224) 42,317
Net (Decrease) Increase in Cash (3,296) 3,671
Cash at Beginning of Period 8,968 5,297
Cash at End of Period 5,672 8,968
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:    
Interest
Income taxes
SUPPLEMENTAL DISCLOSURES OF NON-CASH INVESTING AND FINANCING ACTIVITIES    
Right-of-use assets exchanged for lease liabilities 260
Extinguishment of unamortized debt discount and adjustment to accumulated deficit upon adoption of ASU 2020-06 4,745
Common stock issued upon conversion of notes payable and accrued interest 38,799
Common stock issued upon settlement of vendor payable 3,251
Accounts payable reclassified to convertible notes 525
Extinguishment of derivative liabilities 35
Conversion of Series J Preferred Stock to Common Stock $ 2