Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows (Unaudited)

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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Operating activities:    
Net loss $ (3,956,000) $ (5,189,000)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization expense 35,000 49,000
Stock-based compensation 157,000 291,000
Changes in operating assets and liabilities:    
Prepaid expenses and other current assets 201,000 19,000
Tax credit receivable (113,000) (240,000)
Decrease right of use assets 87,000 54,000
Accounts payable and accrued expenses (883,000) 1,961,000
Decrease operating lease liabilities (31,000) (56,000)
Net cash used in operating activities (4,503,000) (3,111,000)
Investing activities:    
Purchases of property and equipment (8,000) (45,000)
Net cash used in investing activities (8,000) (45,000)
Financing activities:    
Payments on finance lease liabilities (7,000)
Net cash used in financing activities (7,000)
Net decrease in cash and restricted cash (4,511,000) (3,163,000)
Cash and restricted cash at beginning of period 26,428,000 37,219,000
Cash and restricted cash at end of period $ 21,917,000 $ 34,056,000