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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Dec. 31, 2023 | Jun. 30, 2023
Cash flows from operating activities: |  |  |  |  |
Net loss | $ (5,529) | $ (4,508) | $ (12,176) |  | $ (9,924)
Adjustments to reconcile net loss to net cash used in operating activities: |  |  |  |  |
Depreciation and amortization |  |  | 83 |  | 42
Stock-based compensation |  |  | 705 |  | 903
Commitment shares issued to Lincoln Park Capital, LLC |  |  |  |  | 249
Loss on shares sold to Lincoln Park Capital, LLC |  |  |  |  | 11
Non-cash component of acquisition of Exacis in-process research and development |  |  |  |  | 433
Amortization of right-of-use asset |  |  | 1,036 |  | 83
(Gain) loss on disposal of fixed assets |  |  | (2) |  | 1
Accrued interest expense |  |  | 422 |  |
Paid-in-kind interest expense |  |  | 407 |  |
Amortization of debt discount and debt issuance costs |  |  | 919 |  |
Change in fair value of warrant liabilities | (136) | (191) | (66) |  | (146)
Change in fair value of contingent consideration liability |  |  | (66) |  | (118)
Loss on non-controlling investment |  | 8 |  |  | 59
Changes in operating assets and liabilities: |  |  |  |  |
Other receivables |  |  | 197 |  | (33)
Prepaid expenses and other current assets |  |  | 734 |  | 214
Other non-current assets |  |  | 1 |  | (481)
Accounts payable and accrued expenses |  |  | 1,549 |  | (454)
Operating lease liability |  |  | 995 |  | (215)
Due to related party |  |  | (874) |  | (875)
Deferred revenue |  |  | (95) |  | 250
Other liabilities |  |  | 225 |  | 80
Net cash used in operating activities |  |  | (6,006) |  | (9,921)
Cash flows from investing activities: |  |  |  |  |
Purchase of property and equipment |  |  | (350) |  |
Proceeds received from the sale of fixed assets |  |  | 4 |  |
Net cash used in investing activities |  |  | (346) |  |
Cash flows from financing activities: |  |  |  |  |
Proceeds received from the convertible notes financing |  |  | 1,405 |  |
Fees paid related to the convertible notes financing |  |  | (34) |  |
Proceeds from sale of common stock pursuant to stock purchase agreement with Lincoln Park Capital Fund, LLC |  |  |  |  | 320
Dividends paid to Series A preferred stockholders |  |  | (8) |  | (8)
Net cash provided by financing activities |  |  | 1,363 |  | 312
Net decrease in cash and cash equivalents |  |  | (4,989) |  | (9,609)
Cash, cash equivalents and restricted cash at beginning of period |  |  | 11,670 | $ 5,932 | 15,541
Total cash, cash equivalents and restricted cash at end of period | 6,681 | 5,932 | 6,681 | $ 11,670 | 5,932
Cash paid during the period for: |  |  |  |  |
Interest |  |  | 6 |  | 13
Income taxes |  |  | 2 |  | 4
Supplemental disclosure of non-cash investing and financing activities: |  |  |  |  |
Note warrants issued |  |  | 755 |  |
Unpaid fees incurred in connection with the December 2023 financing |  |  | 32 |  |
Paid in-kind interest added to convertible notes principal |  |  | 584 |  |
Adjustment to lease liability and ROU asset due to remeasurement |  |  | 4,245 |  |
Property and equipment purchased but not paid |  |  | 18 |  |
Initial measurement of ROU assets |  |  |  |  | 34,410
Initial measurement of lease liability |  |  |  |  | 34,169
Contingent consideration for Exacis asset acquisition |  |  |  |  | 225
Issuance of common stock for Exacis asset acquisition |  |  |  |  | 208
Reconciliation of cash, cash equivalents and restricted cash at end of period: |  |  |  |  |
Cash and cash equivalents | 2,586 | 1,837 | 2,586 |  | 1,837
Restricted cash | $ 4,095 | $ 4,095 | $ 4,095 |  | $ 4,095

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