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v3.22.2

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Cash flows from operating activities: |  |  |  |
Net loss | $ (8,295) | $ (15,207) | $ (29,086) | $ (31,209)
Adjustments to reconcile net loss to cash used in operating activities: |  |  |  |
Depreciation and amortization |  |  | 1,584 | 1,641
Stock-based compensation expense | 724 | 2,428 | 1,586 | 4,378
Non-cash impairment of licensed technology |  |  | 1,355 |
Non-cash impairment of right-of-use lease asset |  |  | 1,561 |
Non-cash impairment of construction-in-progress |  |  | 1,792 |
Accretion and interest on short-term investments |  |  | (177) | 266
Amortization of right-of-use lease assets |  |  | 899 | 543
Non-cash interest |  |  | 402 |
Loss on disposal of property and equipment |  |  | 106 |
Change in operating assets and liabilities: |  |  |  |
Accounts receivable |  |  | 2,000 |
Other receivables |  |  | (1,827) |
Prepaid expenses and other current assets |  |  | 937 | 1,387
Other assets |  |  | 148 | (22)
Accounts payable, accrued expenses and lease liabilities |  |  | (3,684) | (4,977)
Change in payable to licensor |  |  | (296) | 2,919
Net cash used in operating activities |  |  | (22,700) | (25,074)
Cash flows from investing activities: |  |  |  |
Capital expenditures |  |  | (103) | (501)
Proceeds from disposal of property and equipment |  |  | 1,487 |
Purchases of short-term investments |  |  | (34,442) | (15,164)
Proceeds from maturities of short-term investments |  |  | 32,735 | 46,965
Net cash (used in) provided by investing activities |  |  | (323) | 31,300
Cash flows from financing activities: |  |  |  |
Proceeds from open market sales of common stock |  |  |  | 7,666
Proceeds from exercise of stock options |  |  |  | 691
Proceeds from issuance of Series A and Series B Convertible Redeemable Preferred Stock, net of issuance costs |  |  | 22,468 |
Redemption of Series A and Series B Convertible Redeemable Preferred Stock |  |  | (26,250) |
Net cash (used in) provided by financing activities |  |  | (3,782) | 8,357
Net increase (decrease) in cash, cash equivalents and restricted cash |  |  | (26,805) | 14,583
Cash, cash equivalents and restricted cash at beginning of period |  |  | 38,829 | 13,571
Cash, cash equivalents and restricted cash at end of period | 12,024 | 28,154 | 12,024 | 28,154
Supplemental cash flow information: |  |  |  |
Cash and cash equivalents | 6,133 | 27,179 | 6,133 | 27,179
Restricted cash | 5,891 | 975 | 5,891 | 975
Total cash, cash equivalents and restricted cash | $ 12,024 | $ 28,154 | $ 12,024 | $ 28,154

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