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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |
Net loss | $ (14,927) | $ (27,582) | $ (6,523)
Adjustments required to reconcile net loss to net cash used in operating activities: |  |  |
Share-based compensation | 2,085 | 2,375 | 3,126
Depreciation | 1,086 | 1,118 | 1,302
Financial (income) expenses, net (mainly exchange differences) | (989) | 417 | 171
Changes in accrued liability for employee rights upon retirement | (543) | 133 | (494)
Loss (gain) on amounts funded in respect of employee rights upon retirement | 3 | (100) | (28)
Gain on sale of fixed assets | 0 | (51) | 0
Loss on extinguishment of convertible notes | 0 | 831 | 0
Amortization of debt issuance costs and debt discount | 300 | 2,673 | 3,470
Changes in operating assets and liabilities: |  |  |
Increase (decrease) in contracts liability (including non-current portion) | (7,162) | 13,230 | (26,205)
Decrease (increase) in accounts receivable-trade and other assets | (1,194) | (1,032) | 2,091
Changes in operating lease right of use assets, net | (5) | 241 | 95
Decrease (increase) in inventories | 1,150 | (4,872) | (4,927)
Increase (decrease) in accounts payable and accruals | (4,804) | 2,385 | 2,274
Decrease in other long term liabilities | 0 | (51) | (458)
Net cash used in operating activities | (25,000) | (10,285) | (26,106)
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |
Investment in bank deposits | (16,000) | (37,835) | (20,000)
Proceeds from sale of short-term deposits | 11,000 | 57,835 | 0
Purchase of property and equipment | (628) | (1,459) | (655)
Proceeds from sale of property and equipment | 0 | 53 | 0
Decrease in restricted deposit | 0 | 436 | 384
Amounts paid (funded) in respect of employee rights upon retirement, net | 593 | (109) | 319
Net cash provided by (used in) investing activities | (5,035) | 18,921 | (19,952)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |
Payment for convertible notes redemption and transactions costs | 0 | (30,036) | 0
Payment for promissory note | 0 | (4,086) | (215)
Proceeds from issuance of common stock and warrants, net | 0 | 37,625 | 41,343
Proceeds from issuance of common stock under the Sales Agreement, net | 8,236 | 8,575 | 4,867
Exercise of warrants | 2 | 0 | 472
Net cash provided by investing activities | 8,238 | 12,078 | 46,467
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS | (77) | 6 | 64
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | (21,874) | 20,720 | 473
BALANCE OF CASH AND CASH EQUIVALENTS AT BEGINNING OF YEAR | 38,985 | 18,265 | 17,792
BALANCE OF CASH AND CASH EQUIVALENTS AT END OF YEAR | 17,111 | 38,985 | 18,265
SUPPLEMENTARY INFORMATION ON INVESTING AND FINANCING ACTIVITIES NOT INVOLVING CASH FLOWS: |  |  |
Purchase of property and equipment | 143 | 94 | 317
Operating lease right of use assets obtained in exchange for new operating lease liabilities | 794 | 309 | 632
SUPPLEMENTARY DISCLOSURE ON CASH FLOWS |  |  |
Interest paid | 2,198 | 3,410 | 4,344
Interest received | $ 93 | $ 379 | $ 438

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