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v3.21.2

Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2021 | Jun. 30, 2020
Operating activities: |  |
Net loss | $ (37,873) | $ (7,659)
Items not involving cash: |  |
Depreciation | 427 | 271
Amortization of discount on term loan |  | 216
Deferred income tax recovery | (21) | (52)
Stock-based compensation | 4,669 | 2,487
Unrealized foreign exchange loss | 11 | 23
Unrealized loss (gain) on marketable securities | 92 | (532)
Loss on repayment of term loan (note 8) |  | 988
Changes in operating assets and liabilities: |  |
Accounts receivable | (608) | (1,009)
Prepaid expenses and other current assets | (349) | 225
Accounts payable and accrued expenses | 484 | (1,054)
Deferred revenue | (617) | (17,760)
Net cash used in operating activities | (33,785) | (23,856)
Investing activities: |  |
Purchases of property, plant and equipment | (1,313) | (1,016)
Purchases of marketable securities | (122,279) | (146,773)
Proceeds from marketable securities | 76,680 | 105,798
Net cash used in investing activities | (46,912) | (41,991)
Financing activities: |  |
Repayment of term loan and repayment fees (note 8) |  | (16,743)
Proceeds from issuance of common shares and pre-funded warrants, net of issuance costs (note 9a) | 118,615 | 102,456
Issuance of common shares pursuant to exercise of stock options | 217 | 37
Net cash provided by financing activities | 118,832 | 85,750
Effect of exchange rate changes on cash and cash equivalents | (214) | (459)
Increase in cash and cash equivalents | 37,921 | 19,444
Cash and cash equivalents, beginning of period | 45,009 | 24,755
Cash and cash equivalents, end of period | 82,930 | 44,199
Supplemental disclosures: |  |
Interest paid |  | 339
Interest received | 1,537 | 2,191
Cash paid for operating lease | 412 | 311
Supplemental disclosures of non-cash transactions: |  |
Fair value of stock options exercised on a cashless basis | 1,324 | $ 876
Increase in operating lease liability and accounts receivable related to lease incentives claimed in the period | $ 493 |

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