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 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Operating activities:        
Net loss $ (4,165,000) $ (5,700,000) $ (13,520,000) $ (34,336,000)
Adjustments to reconcile net loss to net cash used in operating activities:        
Depreciation and amortization expense     149,000 137,000
Amortization of right of use assets     163,000 151,000
Loss on impairment of goodwill 19,092,000
Stock-based compensation     643,000 696,000
Payments on operating lease liabilities     (172,000) (154,000)
Change in fair value of derivative liabilities (12,000)
Changes in operating assets and liabilities:        
Prepaid expenses and other current assets     401,000 (2,197,000)
Tax credit receivable     166,000
Accounts payable and accrued expenses     830,000 81,000
Net cash used in operating activities     (11,340,000) (16,542,000)
Investing activities:        
Purchases of property and equipment     (59,000) (62,000)
Net cash used in investing activities     (59,000) (62,000)
Financing activities:        
Payments on finance lease liabilities     (7,000) (20,000)
Proceeds from sale of common stock to related entities, net of transaction costs     4,000,000
Net cash provided by (used in) financing activities     3,993,000 (20,000)
Net decrease in cash and restricted cash     (7,406,000) (16,624,000)
Cash and restricted cash at beginning of period     37,219,000 58,705,000
Cash and restricted cash at end of period $ 29,813,000 $ 42,131,000 $ 29,813,000 $ 42,131,000