Annual report [Section 13 and 15(d), not S-K Item 405]

Consolidated Statements of Cash Flows

v3.25.1
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Cash flows from operating activities:    
Net loss $ (24,251) $ (22,942)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 365 385
Loss on disposal of equipment 1
Stock-based compensation expense 3,195 4,948
Amortization of operating lease right-of-use assets 602 548
Amortization of finance lease right-of-use assets 5 8
Amortization of bond (premium)/discount (17) 107
Impairment charges of goodwill and other intangible assets 2,093
Impairment charges of other assets 2,338
Income tax benefit (84)
Changes in operating assets and liabilities:    
Prepaid expenses and other current assets 587 3,983
Accounts payable (419) (103)
Accrued expenses and other liabilities 356 (1,651)
Operating lease liabilities (655) (562)
Net cash used in operating activities (15,885) (15,278)
Cash flows from investing activities:    
Purchases of marketable debt securities (8,437)
Proceeds from sales of marketable debt securities 17,645 13,460
Purchases of leasehold improvements and equipment (218)
Net cash provided by investing activities 9,208 13,242
Cash flows from financing activities:    
Net proceeds from public offerings of common stock and warrants 9,179
Payments of capital lease liability – principal (5) (7)
Net cash provided by (used in) financing activities 9,174 (7)
Net decrease in cash, cash equivalents and restricted cash 2,497 (2,043)
Cash, cash equivalents and restricted cash at beginning of period 5,037 7,080
Cash, cash equivalents and restricted cash at end of period 7,534 5,037
Supplemental non-cash financing and investing activities:    
Unrealized gain on marketable debt securities $ 221 $ 603